Railway application RER670 Version 2.2 IEC Type test certificate R E L I O N 670 SERIES

Transcription

1 Railway application RER670 Version 2.2 IEC R E L I O N 670 SERIES

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3 Document ID: 1MRK TEN Issued: June 2018 Revision: D Product version: 2.2 Copyright 2017 ABB. All rights reserved

4 Copyright This document and parts thereof must not be reproduced or copied without written permission from ABB, and the contents thereof must not be imparted to a third party, nor used for any unauthorized purpose. The software and hardware described in this document is furnished under a license and may be used or disclosed only in accordance with the terms of such license. This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. ( This product includes cryptographic software written/developed by: Eric Young (eay@cryptsoft.com) and Tim Hudson (tjh@cryptsoft.com). Trademarks ABB and Relion are registered trademarks of the ABB Group. All other brand or product names mentioned in this document may be trademarks or registered trademarks of their respective holders. Warranty Please inquire about the terms of warranty from your nearest ABB representative.

5 Disclaimer The data, examples and diagrams in this manual are included solely for the concept or product description and are not to be deemed as a statement of guaranteed properties. All persons responsible for applying the equipment addressed in this manual must satisfy themselves that each intended application is suitable and acceptable, including that any applicable safety or other operational requirements are complied with. In particular, any risks in applications where a system failure and/or product failure would create a risk for harm to property or persons (including but not limited to personal injuries or death) shall be the sole responsibility of the person or entity applying the equipment, and those so responsible are hereby requested to ensure that all measures are taken to exclude or mitigate such risks. This document has been carefully checked by ABB but deviations cannot be completely ruled out. In case any errors are detected, the reader is kindly requested to notify the manufacturer. Other than under explicit contractual commitments, in no event shall ABB be responsible or liable for any loss or damage resulting from the use of this manual or the application of the equipment.

6 Conformity This product complies with the directive of the Council of the European Communities on the approximation of the laws of the Member States relating to electromagnetic compatibility (EMC Directive 2004/108/EC) and concerning electrical equipment for use within specified voltage limits (Lowvoltage directive 2006/95/EC). This conformity is the result of tests conducted by ABB in accordance with the product standard EN for the EMC directive, and with the product standards EN and EN for the low voltage directive. The product is designed in accordance with the international standards of the IEC series.

7 Table of contents Table of contents Section 1 General...3 Definitions...3 Presumptions for Technical Data... 4 Section 2 Energizing quantities, rated values and limits... 5 Analog inputs...5 Auxiliary DC voltage... 7 Binary inputs and outputs... 7 Influencing factors Section 3 Type tests according to standards Section 4 Control...17 Section 5 Differential protection Section 6 Section 7 Impedance protection...25 Current protection...29 Section 8 Voltage protection Section 9 Frequency protection...45 Section 10 Secondary system supervision...47 Section 11 Scheme communication...51 Section 12 Logic...53 Section 13 Monitoring...55 Section 14 Metering Section 15 Station communication...65 Section 16 Remote communication...69 Section 17 Hardware...71 IED...71 Modules Electrical safety Connection system Section 18 Basic IED functions Railway application RER IEC 1

8 Table of contents Section 19 Inverse characteristics Railway application RER IEC

9 1MRK TEN D Section 1 General Section 1 General 1.1 Type test data GUID67C041E3DFD149E5B7C7C2FC1BBB777F v17 This document certifies that the product described below is in accordance with, and conforms to the data stated in this Type Test Certificate and corresponding data in the Product Guide. The product has been tested according to relevant parts of the standards stated below. Product/Type Product Guide User's Manuals Function Manufactured by Author/department Railway application IED Type RER670 v2.2 1MRK BEN 1MRK UEN 1MRK UEN 1MRK UEN 1MRK UEN 1MRK UEN Railway application ABB AB, Sweden Date of issue Approved by Standards Espen Mathisen TP/TD ABB AB Product Manager Joseph Menezes IEC 60255series, IEC 61000series, IEC 60068series, IEC 60529, IEC 60664, ANSI C37.90, ANSI C37.94, ANSI C37.99, ANSI C37.112, ANSI C63.4, SS , IEC 60870, IEC 60871, IEC 61588, IEC 61810, IEC 61850, IEEE C50.13, IEEE 421.3, ANSI C37.118, IEEE Definitions GUIDCA22C5BFEC6B4C96BEB4FBB68C63E0AF v1 Reference value The specified value of an influencing factor to which are referred the characteristics of the equipment. Nominal range The range of values of an influencing quantity (factor) within which, under specified conditions, the equipment meets the specified requirements. Railway application RER IEC 3

10 Section 1 General 1MRK TEN D Operative range The range of values of a given energizing quantity for which the equipment, under specified conditions, is able to perform its intended functions according to the specified requirements. 1.3 Presumptions for Technical Data GUID1E949E38E04D4374A086912C25E9F93C v2 The technical data stated in this document are only valid under the following circumstances: 1. Main current transformers with 1 A or 2 A secondary rating are wired to the IED 1 A rated CT inputs. 2. Main current transformer with 5 A secondary rating are wired to the IED 5 A rated CT inputs. 3. CT and VT ratios in the IED are set in accordance with the associated main instrument transformers. 4. Parameter IBase used by the tested function is set equal to the rated CT primary current. 5. Parameter UBase used by the tested function is set equal to the rated primary phasetophase voltage. 6. Parameter SBase used by the tested function is set equal to: IBase UBase for 2Ph system. 7. The rated secondary quantities have the following values: Rated secondary phase current I r is either 1 A or 5 A depending on selected TRM. Rated secondary phasetophase voltage U r is within the range from 100 V to 120 V. Rated secondary power for twophase system S r = U r I r 8. For operate and reset time testing, the default setting values of the function are used if not explicitly stated otherwise. 9. During testing, signals with rated frequency have been injected if not explicitly stated otherwise. 4 Railway application RER IEC

11 1MRK TEN D Section 2 Energizing quantities, rated values and limits Section 2 Energizing quantities, rated values and limits IP v2 2.1 Analog inputs IP v1 M v11 Table 1: TRM Energizing quantities, rated values and limits for protection transformer (16.7 Hz) Description Frequency Rated frequency f r Value 16.7 Hz Operating range f r ± 10% Current inputs Rated current I r Operating range 1 or 5 A (030) x I r Thermal withstand 100 I r for 1 s *) 30 I r for 10 s 10 I r for 1 min 4 I r continuously Burden < 20 mva at I r = 1 A < 150 mva at I r = 5 A *) max. 350 A for 1 s when COMBITEST test switch is included. Voltage inputs **) Rated voltage U r Operating range Thermal withstand Burden 100 V V 300 V for 10 s 120 V continuously < 60 mva at 100 V **) all values for individual voltage inputs Note! All current and voltage data are specified as RMS values at rated frequency Railway application RER IEC 5

12 Section 2 Energizing quantities, rated values and limits 1MRK TEN D Table 2: TRM Energizing quantities, rated values and limits for protection transformer (50/60 Hz) Description Value Frequency Rated frequency f r 50 or 60 Hz Operating range f r ± 10% Current inputs Rated current I r Operating range 1 or 5 A (0100) x I r Thermal withstand 100 I r for 1 s *) 30 I r for 10 s 10 I r for 1 min 4 I r continuously Dynamic withstand Burden 250 I r one half wave < 20 mva at I r = 1 A < 150 mva at I r = 5 A *) max. 350 A for 1 s when COMBITEST test switch is included. Voltage inputs **) Rated voltage U r 110 or 220 V Operating range Thermal withstand Burden **) all values for individual voltage inputs V 450 V for 10 s 420 V continuously < 20 mva at 110 V < 80 mva at 220 V Note! All current and voltage data are specified as RMS values at rated frequency M63891 v5 Table 3: MIM ma input module Quantity: Rated value: Nominal range: Input resistance R in = 194 Ohm Input range Power consumption each ma board each ma input ±5, ±10, ±20 ma 05, 010, 020, 420 ma 2 W 0.1 W 6 Railway application RER IEC

13 1MRK TEN D Section 2 Energizing quantities, rated values and limits 2.2 Auxiliary DC voltage IP v3 M v9 Table 4: PSM Power supply module Quantity Rated value Nominal range Auxiliary DC voltage, EL (input) EL = (2460) V EL = (90250) V Power consumption 50 W typically Auxiliary DC power inrush < 10 A during 0.1 s Supply interruption bridging time < 50 ms EL ±20% EL ±20% 2.3 Binary inputs and outputs IP v1 M v8 Table 5: BIM Binary input module with enhanced pulse counting capabilities Quantity Rated value Nominal range Binary inputs 16 DC voltage, RL Power consumption 24/30 V 48/60 V 110/125 V 220/250 V 24/30 V 48/60 V 110/125 V 220/250 V max W/input max. 0.1 W/input max. 0.2 W/input max. 0.4 W/input Counter input frequency 10 pulses/s max Balanced counter input frequency 40 pulses/s max Oscillating signal discriminator Debounce filter Binary input operate time (Debounce filter set to 0 ms) Blocking settable 1 40 Hz Release settable 1 30 Hz Settable 120 ms 3 ms RL ±20% RL ±20% RL ±20% RL ±20% Maximum 176 binary input channels may be activated simultaneously with influencing factors within nominal range. The stated operate time for functions include the operating time for the binary inputs and outputs. Railway application RER IEC 7

14 Section 2 Energizing quantities, rated values and limits 1MRK TEN D M v10 Table 6: IOM Binary input/output module Quantity Rated value Nominal range Binary inputs 8 DC voltage, RL Power consumption 24/30 V, 50 ma 48/60 V, 50 ma 110/125 V, 50 ma 220/250 V, 50 ma 220/250 V, 110 ma Counter input frequency Oscillating signal discriminator Debounce filter Binary input operate time (Debounce filter set to 0 ms) 24/30 V 48/60 V 110/125 V 220/250 V max W/input max. 0.1 W/input max. 0.2 W/input max. 0.4 W/input max. 0.5 W/input 10 pulses/s max Blocking settable 140 Hz Release settable 130 Hz Settable 120 ms 3 ms RL ±20% RL ±20% RL ±20% RL ±20% Maximum 176 binary input channels may be activated simultaneously with influencing factors within nominal range. The stated operate time for functions include the operating time for the binary inputs and outputs. M v9 Table 7: IOM Binary input/output module contact data (reference standard: IEC ) Function or quantity Trip and signal relays Fast signal relays (parallel reed relay) Binary outputs 10 2 Max system voltage 250 V AC, DC 250 V DC Test voltage across open contact, 1 min Current carrying capacity Per relay, continuous Per relay, 1 s Per process connector pin, continuous Making capacity at inductive load with L/R > 10 ms 1000 V rms 800 V DC 8 A 10 A 12 A 8 A 10 A 12 A 0.2 s 1.0 s Table continues on next page 30 A 10 A 0.4 A 0.4 A 8 Railway application RER IEC

15 1MRK TEN D Section 2 Energizing quantities, rated values and limits Function or quantity Trip and signal relays Fast signal relays (parallel reed relay) Making capacity at resistive load 0.2 s 1.0 s 30 A 10 A V/0.4 A V/0.4 A V/0.2 A V/0.1 A Breaking capacity for AC, cos φ > V/8.0 A 250 V/8.0 A Breaking capacity for DC with L/R < 40 ms 48 V/1 A 110 V/0.4 A 125 V/0.35 A 220 V/0.2 A 250 V/0.15 A 48 V/1 A 110 V/0.4 A 125 V/0.35 A 220 V/0.2 A 250 V/0.15 A Maximum capacitive load 10 nf Operating time < 6 ms <= 1 ms Maximum 72 outputs may be activated simultaneously with influencing factors within nominal range. After 6 ms an additional 24 outputs may be activated. The activation time for the 96 outputs must not exceed 200 ms. 48 outputs can be activated during 1 s. Continued activation is possible with respect to current consumption but after 5 minutes the temperature rise will adversely affect the hardware life. Maximum two relays per BOM/IOM/SOM should be activated continuously due to power dissipation. The stated operate time for functions include the operating time for the binary inputs and outputs. M v9 Table 8: IOM with MOV and IOM 220/250 V, 110mA contact data (reference standard: IEC ) Function or quantity Trip and Signal relays Fast signal relays (parallel reed relay) Binary outputs IOM: 10 IOM: 2 Max system voltage 250 V AC, DC 250 V DC Test voltage across open contact, 1 min 250 V rms 250 V rms Current carrying capacity Per relay, continuous Per relay, 1 s Per process connector pin, continuous Making capacity at inductive loadwith L/R > 10 ms 0.2 s 1.0 s Table continues on next page 8 A 10 A 12 A 30 A 10 A 8 A 10 A 12 A 0.4 A 0.4 A Railway application RER IEC 9

16 Section 2 Energizing quantities, rated values and limits 1MRK TEN D Function or quantity Trip and Signal relays Fast signal relays (parallel reed relay) Making capacity at resistive load 0.2 s 1.0 s Breaking capacity for AC, cos j > 0.4 Breaking capacity for DC with L/R < 40 ms 30 A 10 A V/0.4 A V/0.4 A V/0.2 A V/0.1 A 250 V/8.0 A 250 V/8.0 A 48 V/1 A 110 V/0.4 A 220 V/0.2 A 250 V/0.15 A Maximum capacitive load 10 nf 48 V/1 A 110 V/0.4 A 220 V/0.2 A 250 V/0.15 A Operating time < 6 ms <= 1 ms Maximum 72 outputs may be activated simultaneously with influencing factors within nominal range. After 6 ms an additional 24 outputs may be activated. The activation time for the 96 outputs must not exceed 200 ms. 48 outputs can be activated during 1 s. Continued activation is possible with respect to current consumption but after 5 minutes the temperature rise will adversely affect the hardware life. Maximum two relays per BOM/IOM/SOM should be activated continuously due to power dissipation. The stated operate time for functions include the operating time for the binary inputs and outputs. SEMOD v8 Table 9: SOM Static Output Module (reference standard: IEC ): Static binary outputs Function of quantity Static binary output trip Rated voltage 4860 VDC VDC Number of outputs 6 6 Impedance open state ~300 kω ~810 kω Test voltage across open contact, 1 min Current carrying capacity: No galvanic separation Continuous 5 A 5 A 1.0 s 10 A 10 A Making capacity at capacitive load with the maximum capacitance of 0.2 μf : 0.2 s 30 A 30 A Table continues on next page No galvanic separation 10 Railway application RER IEC

17 1MRK TEN D Section 2 Energizing quantities, rated values and limits Function of quantity Static binary output trip 1.0 s 10 A 10 A Breaking capacity for DC with L/R 40 ms 48 V/1 A 110 V/0.4 A 60 V/0.75 A 125 V/0.35 A 220 V/0.2 A 250 V/0.15 A Operating time < 1 ms < 1 ms Table 10: SOM Static Output module data (reference standard: IEC ): Electromechanical relay outputs Function of quantity Max system voltage Trip and signal relays 250 V AC/DC Number of outputs 6 Test voltage across open contact, 1 min 1000 V rms Current carrying capacity: Continuous 8 A 1.0 s 10 A Making capacity at capacitive load with the maximum capacitance of 0.2 μf: 0.2 s 30 A 1.0 s 10 A Breaking capacity for DC with L/R 40 ms 48 V/1 A 110 V/0.4 A 125 V/0.35 A 220 V/0.2 A 250 V/0.15 A Operating time < 6 ms Maximum 72 outputs may be activated simultaneously with influencing factors within nominal range. After 6 ms an additional 24 outputs may be activated. The activation time for the 96 outputs must not exceed 200 ms. 48 outputs can be activated during 1 s. Continued activation is possible with respect to current consumption but after 5 minutes the temperature rise will adversely affect the hardware life. Maximum two relays per BOM/IOM/SOM should be activated continuously due to power dissipation. The stated operate time for functions include the operating time for the binary inputs and outputs. Railway application RER IEC 11

18 Section 2 Energizing quantities, rated values and limits 1MRK TEN D M v9 Table 11: BOM Binary output module contact data (reference standard: IEC ) Function or quantity Binary outputs 24 Max system voltage Test voltage across open contact, 1 min Current carrying capacity Per relay, continuous Per relay, 1 s Per process connector pin, continuous Making capacity at inductive load with L/R > 10 ms 0.2 s 1.0 s Breaking capacity for AC, cos j > 0.4 Breaking capacity for DC with L/R < 40 ms Operating time Trip and Signal relays 250 V AC, DC 1000 V rms 8 A 10 A 12 A 30 A 10 A 250 V/8.0 A 48 V/1 A 110 V/0.4 A 125 V/0.35 A 220 V/0.2 A 250 V/0.15 A < 6 ms Maximum 72 outputs may be activated simultaneously with influencing factors within nominal range. After 6 ms an additional 24 outputs may be activated. The activation time for the 96 outputs must not exceed 200 ms. 48 outputs can be activated during 1 s. Continued activation is possible with respect to current consumption but after 5 minutes the temperature rise will adversely affect the hardware life. Maximum two relays per BOM/IOM/SOM should be activated continuously due to power dissipation. The stated operate time for functions include the operating time for the binary inputs and outputs. 2.4 Influencing factors IP v1 M v16 Table 12: Temperature and humidity influence Parameter Reference value Nominal range Influence Ambient temperature, operate value Relative humidity Operative range +20±5 C 25 C to +55 C 0.02%/ C 4575% 095% 1090% Storage temperature 40 C to +70 C 12 Railway application RER IEC

19 1MRK TEN D Section 2 Energizing quantities, rated values and limits Table 13: Auxiliary DC supply voltage influence on functionality during operation Dependence on Reference value Within nominal range Influence Ripple, in DC auxiliary voltage Operative range Auxiliary voltage dependence, operate value max. 2% Full wave rectified 15% of EL 0.01%/% ±20% of EL 0.01%/% Interrupted auxiliary DC voltage 2460 V DC ± 20% V DC Interruption ±20% interval 0 50 ms No restart 0 s Correct behaviour at power down Restart time < 300 s Table 14: Frequency influence (reference standard: IEC ) (16.7 Hz) Dependence on Within nominal range Influence Frequency dependence, operate value Frequency dependence for two step overvoltage protection Frequency dependence for two step undervoltage protection Frequency dependence for transformer energizing function Harmonic frequency dependence (20% content) Harmonic frequency dependence for restricted earth fault protection Harmonic frequency dependence for distance protection (10% content) Harmonic frequency dependence for tank overcurrent protection (5% content) f r ±5.0% for 16.7 Hz f r ±5.0% for 16.7 Hz f r ±5.0% for 16.7 Hz f r ±5.0% for 16.7 Hz ±2.0%/Hz ±3.0%/Hz ±5.0%/Hz ±3.0%/Hz 2 nd, 3 rd and 5 th harmonic of f r ±2.0% 2 nd, 3 rd and 5 th harmonic of f r ±3.0% 2 nd, 3 rd and 5 th harmonic of f r ±5.0% 2 nd, 3 rd and 5 th harmonic of f r ±6.0% Railway application RER IEC 13

20 Section 2 Energizing quantities, rated values and limits 1MRK TEN D Table 15: Frequency influence (reference standard: IEC ) (50/60 Hz) Dependence on Within nominal range Influence Frequency dependence, operate value Frequency dependence for two step overvoltage protection Frequency dependence for two step undervoltage protection Frequency dependence for transformer energizing function Harmonic frequency dependence (20% content) Harmonic frequency dependence for restricted earth fault protection Harmonic frequency dependence for distance protection (10% content) Harmonic frequency dependence for tank overcurrent protection (5% content) f r ±5.0% f r ±5.0% f r ±5.0% f r ±5.0% ±1.0%/Hz ±1.0%/Hz ±2.0%/Hz 2 nd, 3 rd and 5 th harmonic of f r ±2.0% 2 nd, 3 rd and 5 th harmonic of f r ±3.0% 2 nd, 3 rd and 5 th harmonic of f r ±5.0% 2 nd, 3 rd and 5 th harmonic of f r ±6.0% 14 Railway application RER IEC

21 1MRK TEN D Section 3 Type tests according to standards Section 3 Type tests according to standards IP v1 M v14 Table 16: Electromagnetic compatibility Test Type test values Reference standards 1 MHz burst disturbance 100 khz slow damped oscillatory wave immunity test Ring wave immunity test, 100 khz Electrostatic discharge Direct application Indirect application Electrostatic discharge Direct application Indirect application Fast transient disturbance Surge immunity test Power frequency immunity test Conducted common mode immunity test Power frequency magnetic field test Pulse magnetic field immunity test Damped oscillatory magnetic field test Radiated electromagnetic field disturbance 2.5 kv IEC kv IEC , Level 3 24 kv IEC , Level 4 15 kv air discharge 8 kv contact discharge 8 kv contact discharge 15 kv air discharge 8 kv contact discharge 8 kv contact discharge 4 kv 2 kv, SFP galvanic RJ45 2 kv, MIM mainputs 24 kv, 1.2/50ms high energy 12 kv, BOM and IRF outputs IEC IEC , Level 4 IEEE/ANSI C IEC , Zone A IEC , Zone B IEC , Zone A IEC , Zone B V, 50 Hz IEC , Zone A 303 V, Hz IEC , Level A/m, 3 s 100 A/m, cont. IEC , Level A/m IEC , Level A/m IEC , Level 5 20 V/m MHz GHz 10 V/m, GHz IEC IEEE/ANSI C EN Radiated emission MHz IEC MHz IEEE/ANSI C63.4, FCC Conducted emission MHz IEC Railway application RER IEC 15

22 Section 3 Type tests according to standards 1MRK TEN D Table 17: Insulation Test Type test values Reference standard Dielectric test Impulse voltage test Insulation resistance 2.0 kv AC, 1 min. 1.0 kv AC, 1 min.: SFP galvanic RJ45 X.21LDCM 5 kv, 1.2/50ms, 0.5 J 1 kv, 1.2/50 ms 0.5 J: SFP galvanic RJ45 X.21LDCM > 100 MW at 500 VDC IEC ANSI C37.90 IEEE , Environment A Table 18: Environmental tests Test Type test value Reference standard Cold operation test Test Ad for 16 h at 25 C IEC Cold storage test Test Ab for 16 h at 40 C IEC Dry heat operation test Test Bd for 16 h at +70 C IEC Dry heat storage test Test Bb for 16 h at +85 C IEC Change of temperature test Damp heat test, steady state Test Nb for 5 cycles at 25 C to +70 C Test Ca for 10 days at +40 C and humidity 93% Damp heat test, cyclic Test Db for 6 cycles at +25 to +55 C and humidity 93 to 95% (1 cycle = 24 hours) IEC IEC IEC Table 19: CE compliance Test According to Electromagnetic compatibility (EMC) EN Low voltage (LVD) EN Table 20: Mechanical tests Test Type test values Reference standards Vibration response test Vibration endurance test Class II: Rack mount Class I: Flush and wall mount IEC Class I: Rack, flush and wall mount IEC Shock response test Class I: Rack, flush and wall mount IEC Shock withstand test Class I: Rack, flush and wall mount IEC Bump test Class I: Rack, flush and wall mount IEC Seismic test Class II: Rack mount Class I: Flush and wall mount IEC Railway application RER IEC

23 1MRK TEN D Section 4 Control Section 4 Control M v15 Table 21: Synchronizing, synchrocheck and energizing check SESRSYN (16.7 Hz) Phase shift, j line j bus (180 to 180) degrees Voltage high limit for synchronizing and synchrocheck Frequency difference limit between bus and line for synchrocheck Phase angle difference limit between bus and line for synchrocheck Voltage difference limit between bus and line for synchronizing and synchrocheck Time delay output for synchrocheck when angle difference between bus and line jumps from PhaseDiff + 2 degrees to PhaseDiff 2 degrees Frequency difference minimum limit for synchronizing Frequency difference maximum limit for synchronizing Maximum allowed frequency rate of change Maximum closing angle between bus and line for synchronizing Breaker closing pulse duration tmaxsynch, which resets synchronizing function if no close has been made before set time Minimum time to accept synchronizing conditions Voltage high limit for energizing check Voltage low limit for energizing check ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r ( ) Hz ±5 mhz ( ) degrees ±2.0 degrees ( ) p.u ±0.5% of U r ( ) ±0.2% or ±70 ms whichever is ( ) Hz ±5 mhz ( ) Hz ±5 mhz ( ) Hz/s ±5% or ±10.0 mhz/s whichever is ( ) degrees ±2.0 degrees ( ) s ±0.2% or ±15 ms whichever is ( ) s ±0.2% or ±70 ms whichever is ( ) s ±0.2% or ±70 ms whichever is ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r ( )% of UBase ±0.5% of U r Table continues on next page Railway application RER IEC 17

24 Section 4 Control 1MRK TEN D Maximum voltage for energizing ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r Time delay for energizing check when voltage jumps from 0 to 90% of Urated ( ) s ±0.2% or ±125 ms whichever is Operate time for synchrocheck function when angle difference between bus and line jumps from PhaseDiff + 2 degrees to PhaseDiff 2 degrees Operate time for energizing function when voltage jumps from 0 to 90% of Urated Min. = 35 ms Max. = 65 ms Min. = 100 ms Max. = 125 ms Table 22: Synchronizing, synchrocheck and energizing check SESRSYN (50/60 Hz) Phase shift, j line j bus (180 to 180) degrees Voltage high limit for synchronizing and synchrocheck Frequency difference limit between bus and line for synchrocheck Phase angle difference limit between bus and line for synchrocheck Voltage difference limit between bus and line for synchronizing and synchrocheck Time delay output for synchrocheck when angle difference between bus and line jumps from PhaseDiff + 2 degrees to PhaseDiff 2 degrees Frequency difference minimum limit for synchronizing Frequency difference maximum limit for synchronizing Maximum allowed frequency rate of change Maximum closing angle between bus and line for synchronizing Breaker closing pulse duration Table continues on next page ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r ( ) Hz ±5 mhz ( ) degrees ±2.0 degrees ( ) p.u ±0.5% of U r ( ) s ±0.2% or ±35 ms whichever is ( ) Hz ±5 mhz ( ) Hz ±5 mhz ( ) Hz/s ±5% or ±10.0 mhz/s whichever is ( ) degrees ±2.0 degrees ( ) s ±0.2% or ±15 ms whichever is 18 Railway application RER IEC

25 1MRK TEN D Section 4 Control tmaxsynch, which resets synchronizing function if no close has been made before set time Minimum time to accept synchronizing conditions Voltage high limit for energizing check ( ) s ±0.2% or ±35 ms whichever is ( ) s ±0.2% or ±35 ms whichever is ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r Voltage low limit for energizing check Maximum voltage for energizing Time delay for energizing check when voltage jumps from 0 to 90% of Urated ( )% of UBase ±0.5% of U r ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r ( ) s ±0.2% or ±100 ms whichever is Operate time for synchrocheck function when angle difference between bus and line jumps from PhaseDiff + 2 degrees to PhaseDiff 2 degrees Operate time for energizing function when voltage jumps from 0 to 90% of Urated Min. = 15 ms Max. = 30 ms Min. = 70 ms Max. = 90 ms M v13 Table 23: Autorecloser SMBRREC (16.7/50/60 Hz) Dead time: shot 1 "t1 Dead time: shot 1 "t1_hs Dead time: shot 2 t2 shot 3 t3 shot 4 t4 shot 5 t5 Minimum time that circuit breaker must be closed before new sequence is allowed tcbclosedmin Maximum allowed start pulse duration tlongstartinh Circuit breaker closing pulse duration tpulse ( ) s ±0.2% or ±20 ms whichever is ( ) s ±0.2% or ±20 ms whichever is ( ) s ±0.2% or ±20 ms whichever is ( ) s ±0.2% or ±20 ms whichever is ( ) s ±0.2% or ±10 ms whichever is ( ) s ±0.2% or ±10 ms whichever is Reclaim time treclaim ( ) s ±0.2% or ±10 ms whichever is Reset time for reclosing inhibit tinhibit Table continues on next page ( ) s ±0.2% or ±20 ms whichever is Railway application RER IEC 19

26 Section 4 Control 1MRK TEN D Maximum wait time for fulfilled synchrocheck conditions tsync Delay time before indicating successful reclosing tsuccessful Maximum wait time for circuit breaker closing before indicating unsuccessful tunsuccl ( ) s ±0.2% or ±25 ms whichever is ( ) s ±0.2% or ±20 ms whichever is ( ) s ±0.2% or ±25 ms whichever is SEMOD v14 Table 24: Tap changer mechanism TCMYLTC/TCLYLTC (16.7/50/60 Hz) Tap position for lowest and highest voltage ma for lowest and highest voltage tap position (1 63) ( ) ma Type of code conversion BIN, BCD, GRAY, SINGLE, ma Time after position change before the value is accepted tstable (1 60) s ±0.2% or ±210 ms whichever is GUIDFF6E48CB9A4B4A06AC3409A352783FA1 v5 Table 25: Transformer energization control XENCPOW (16.7 Hz) Operate level for voltage high limit ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r Operate level for voltage low limit ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r Target accuracy Closing at voltage peak ±3 ms 20 Railway application RER IEC

27 1MRK TEN D Section 5 Differential protection Section 5 Differential protection M v20 Table 26: Restricted earthfault protection, low impedance REFPDIF (16.7 Hz) Operating characteristic Adaptable ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 94% Minimum pickup, IdMin ( )% of IBase ±1.0% of I r Relay operate angle (6090) degrees ±2.0 degrees Operate time, trip at 0 to 2 x IdMin Reset time, trip at 2 x IdMin to 0 Operate time, trip at 0 to 10 x IdMin Reset time, trip at 10 x IdMin to 0 Second harmonic blocking Min. = 45 ms Max. = 65 ms Min. = 35 ms Max. = 55 ms Min. = 35 ms Max. = 55 ms Min. = 35 ms Max. = 55 ms 60.0% of fundamental (fixed value) ±2.0% of I r Note: Fundamental magnitude = 100% of I r Table 27: Restricted earthfault protection, low impedance REFPDIF (50/60 Hz) Operating characteristic Adaptable ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 94% Minimum pickup, IdMin ( )% of IBase ±1.0% of I r Relay operate angle (6090) degrees ±2.0 degrees Operate time, trip at 0 to 2 x IdMin Reset time, trip at 2 x IdMin to 0 Operate time, trip at 0 to 10 x IdMin Reset time, trip at 10 x IdMin to 0 Second harmonic blocking Min. = 25 ms Max. = 35 ms Min. = 15 ms Max. = 25 ms Min. = 20 ms Max. = 30 ms Min. = 15 ms Max. = 30 ms 60.0% of fundamental (fixed value) ±2.0% of I r Note: Fundamental magnitude = 100% of I r Railway application RER IEC 21

28 Section 5 Differential protection 1MRK TEN D GUID18E8FFF307264DBFA3EF20C273EB2161 v5 Table 28: Transformer differential protection T1PPDIF (16.7 Hz) Operating characteristic Adaptable ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 94% Unrestrained differential current limit, IdUnre ( )% of IBase ±1.0% of I r at I I r ±1.0% of I at I>I r Minimum pickup, IdMin ( )% of IBase ±1.0% of I r Differential current alarm level, IdAlarm ( )% of IBase ±1.0% of I r Independent time delay for alarm at 0 to 2 x IdAlarm Second harmonic blocking Fifth harmonic blocking ( )s ( )% of fundamental differential current ( )% of fundamental differential current ±0.2% or ±55 ms whichever is ±2.0% of I r Note: fundamental magnitude = 100% of I r ±10.0% of I r Note: fundamental magnitude = 100% of I r Operate time at 0 to 2 x IdMin, restrained function Reset time at 2 x IdMin to 0, restrained function Operate time at 0 to 2 x IdUnre, unrestrained function Reset time at 2 x IdUnre to 0, unrestrained function Min. = 60 ms Max. = 75 ms Min. = 35 ms Max. = 50 ms Min. = 35 ms Max. = 50 ms Min. = 35 ms Max. = 50 ms Critical impulse time 25 ms typically at 0 to 2 x Id Impulse margin line 35 ms typically Table 29: Transformer differential protection T1PPDIF (50/60 Hz) Operating characteristic Adaptable ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 94% Unrestrained differential current limit, IdUnre ( )% of IBase ±1.0% of I r at I I r ±1.0% of I at I>I r Minimum pickup, IdMin ( )% of IBase ±1.0% of I r Differential current alarm level, IdAlarm ( )% of IBase ±1.0% of I r Independent time delay for alarm at 0 to 2 x IdAlarm Second harmonic blocking Fifth harmonic blocking Table continues on next page ( )s ( )% of fundamental differential current ( )% of fundamental differential current ±0.2% or ±25 ms whichever is ±1.0% of I r Note: fundamental magnitude = 100% of I r ±5.0% of I r Note: fundamental magnitude = 100% of I r 22 Railway application RER IEC

29 1MRK TEN D Section 5 Differential protection Operate time at 0 to 2 x IdMin, restrained function Reset time at 2 x IdMin to 0, restrained function Operate time at 0 to 2 x IdUnre, unrestrained function Reset time at 2 x IdUnre to 0, unrestrained function Min. = 25 ms Max. = 40 ms Min. = 10 ms Max. = 25 ms Min. = 10 ms Max. = 25 ms Min. = 10 ms Max. = 25 ms Critical impulse time 10 ms typically at 0 to 2 x Id Impulse margin line 15 ms typically Railway application RER IEC 23

30 24

31 1MRK TEN D Section 6 Impedance protection Section 6 Impedance protection M v12 Table 30: Automatic switch onto fault logic ZCVPSOF (16.7 Hz) Parameter Range or value Accuracy Operate voltage, detection of dead line Operate current, detection of dead line (1 100)% of UBase (1 100)% of IBase ±0.5% of U r ±1.0% of I r Time delay for UI detection ( ) s ±0.2% or ±50 ms whichever is Delay time for activation of dead line detection ( ) s ±0.2% or ±25 ms whichever is Dropoff delay time of switch onto fault function ( ) s ±0.2% or ±35 ms whichever is Table 31: Automatic switch onto fault logic ZCVPSOF (50/60 Hz) Parameter Range or value Accuracy Operate voltage, detection of dead line Operate current, detection of dead line (1 100)% of UBase (1 100)% of IBase ±0.5% of U r ±1.0% of I r Time delay for UI detection ( ) s ±0.2% or ±20 ms whichever is Delay time for activation of dead line detection ( ) s ±0.2% or ±20 ms whichever is Dropoff delay time of switch onto fault function ( ) s ±0.2% or ±30 ms whichever is GUIDE8104D F5589F9A74B14BFE6FE v7 Table 32: Underimpedance protection for generators and transformers ZGTPDIS (16.7 Hz) Number of zones 3 Minimum operate current (10150)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Positive sequence impedance Fault resistance ( ) Ω/phase ( ) Ω/phase ±5.0% of the set impedance Conditions: Voltage range: (0.11.1) x U r Current range: (0.512) x I r Angle: at 0 deg and 85 deg Reset ratio 105% typically Table continues on next page Railway application RER IEC 25

32 Section 6 Impedance protection 1MRK TEN D Operate time at 2 x Zreach to 0.8 x Zreach Reset time at 0.8 x Zreach to 2 x Zreach Definite time delay Min. = 80 ms Max. = 105 ms Min. = 70 ms Max. = 90 ms ( ) s ±0.2% or ±110 ms whichever is Table 33: Underimpedance protection for generators and transformers ZGTPDIS (50/60 Hz) Number of zones 3 Minimum operate current (10150)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Positive sequence impedance Fault resistance ( ) Ω/phase ( ) Ω/phase ±2.0% of the set impedance Conditions: Voltage range: (0.11.1) x U r Current range: (0.512) x I r Angle: at 0 deg and 85 deg Reset ratio 105% typically Operate time at 2 x Zreach to 0.8 x Zreach Reset time at 0.8 x Zreach to 2 x Zreach Definite time delay Min. = 25 ms Max. = 40 ms Min. = 60 ms Max. = 75 ms ( ) s ±0.2% or ±45 ms whichever is GUID919B5CCEE B50B8CE4A6B62AE v5 Table 34: Distance protection zone, quadrilateral characteristic ZRWPDIS (16.7 Hz) Parameter Range or value Accuracy System Earthing Compensated earthed Solidly earthed High Impedance earthed Number of zones Max. 6 with selectable direction Operate level for minimum residual current Minimum operate current, PhE and PhPh Table continues on next page (1080)% of IBase ±1.0% of I r (1080)% of IBase ±1.0% of I r 26 Railway application RER IEC

33 1MRK TEN D Section 6 Impedance protection Parameter Range or value Accuracy Positive sequence impedance reach, PhE and PhPh loop Positive sequence reactance reach, PhE and PhPh loop Fault resistance, PhE and PhPh Load encroachment criteria: Load resistance, forward and reverse Safety load impedance angle Dynamic overreach ( ) Ω IEC ±5.0% static accuracy ( ) Ω ( ) Ω ( ) Ω (570) deg < 5% at 55 degrees Short line 5 < SIR < 50 and Long line 0.2 < SIR < 10 Reset ratio for impedance 105% typically Operate time Starting element, Zone16 Reset time at 0.2 to 2 x Zreach Definite time delay PhE and Ph Ph operation ±3.0 degrees static angular accuracy Conditions: Voltage range: (0.11.1) x U r Current range: (0.212) x I r Angle: at 0 degrees and 85 degrees < 50 ms typically IEC Min. = 50 ms Max. = 100 ms ( ) s ±0.2% or ±50 ms whichever is Table 35: Distance protection zone, quadrilateral characteristic ZRWPDIS (50/60 Hz) Parameter Range or value Accuracy System Earthing Compensated earthed Solidly earthed High Impedance earthed Number of zones Max. 6 with selectable direction Operate level for minimum residual current Minimum operate current, PhE and PhPh Positive sequence impedance reach, PhE and PhPh loop Positive sequence reactance reach, PhE and PhPh loop Fault resistance, PhE and PhPh Load encroachment criteria: Load resistance, forward and reverse Safety load impedance angle Dynamic overreach (1080)% of IBase ±1.5% of I r (1080)% of IBase ±1.5% of I r ( ) Ω IEC ±2.0% static accuracy ( ) Ω ( ) Ω ( ) Ω (570) deg < 5% at 55 degrees Short line 5 < SIR < 50 and Long line 0.2 < SIR < 10 Reset ratio for impedance 105% typically Operate time for starting element, Zone16 Reset time at 0.2 to 2 x Zreach Definite time delay PhE and Ph Ph operation ±2.0 degrees static angular accuracy Conditions: Voltage range: (0.11.1) x U r Current range: (0.212) x I r Angle: at 0 degrees and 85 degrees < 30 ms typically IEC Min. = 35 ms Max. = 65 ms ( ) s ±0.2% or ±30 ms whichever is Railway application RER IEC 27

34 Section 6 Impedance protection 1MRK TEN D GUIDB0283D4E2D7D43BB964C289D76C5F718 v2 Table 36: Catenary distance protection ZRCPDIS (16.7 Hz) Number of zones Max. 5 with selectable direction Minimum operate current (1080)% of IBase ± 1.0% of I r Reactance reach in forward and reverse direction Fault resistance in forward and reverse direction Load encroachment criteria: Load resistance, forward and reverse safety load impedance angle ( ) Ω IEC ±5.0% static accuracy ( ) Ω ( ) Ω (570) deg. Reset ratio for impedance 105% typically ±3.0 degrees static angular accuracy Conditions: Voltage range: (0.11.1) x U r Current range: (0.212) x I r Angle: at 0 degrees and 85 degrees Operate time Zone 15 < 50 ms IEC Reset time at 0.2 x Z reach to 2 x Z reach Min. = 50 ms Max. = 100 ms Definite time delay ( ) s ±0.2% or ±50 ms whichever is Table 37: Catenary distance protection ZRCPDIS (50/60 Hz) Number of zones Max. 5 with selectable direction Minimum operate current (1080)% of IBase ± 1.0% of I r Reactance reach in forward and reverse direction Fault resistance in forward and reverse direction Load encroachment criteria: Load resistance, forward and reverse safety load impedance angle ( ) Ω IEC ±2.0% static accuracy ( ) Ω ( ) Ω (570) deg. Reset ratio for impedance 105% typically ±2.0 degrees static angular accuracy Conditions: Voltage range: (0.11.1) x U r Current range: (0.212) x I r Angle: at 0 degrees and 85 degrees Operate time Zone 15 < 30 ms IEC Reset time at 0.2 x Z reach to 2 x Z reach Min. = 35 ms Max. = 65 ms Definite time delay ( ) s ±0.2% or ±30 ms whichever is 28 Railway application RER IEC

35 1MRK TEN D Section 7 Current protection Section 7 Current protection M v13 Table 38: Instantaneous phase overcurrent protection PHPIOC (16.7 Hz) Operate current ( )% of lbase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% at ( )% of IBase Operate time at 0 to 2 x I set Reset time at 2 x I set to 0 Min. = 40 ms Max. = 50 ms Min. = 45 ms Max. = 65 ms Critical impulse time 35 ms typically at 0 to 2 x I set Operate time at 0 to 10 x I set Reset time at 10 x I set to 0 Min. = 10 ms Max. = 20 ms Min. = 80 ms Max. = 100 ms Critical impulse time 7 ms typically at 0 to 10 x I set Dynamic overreach < 5% at t = 100 ms Table 39: Instantaneous phase overcurrent protection PHPIOC (50/60 Hz) Operate current ( )% of lbase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% at ( )% of IBase Operate time at 0 to 2 x I set Reset time at 2 x I set to 0 Min. = 15 ms Max. = 25 ms Min. = 15 ms Max. = 25 ms Critical impulse time 10 ms typically at 0 to 2 x I set Operate time at 0 to 10 x I set Reset time at 10 x I set to 0 Min. = 5 ms Max. = 15 ms Min. = 25 ms Max. = 40 ms Critical impulse time 2 ms typically at 0 to 10 x I set Dynamic overreach < 5% at t = 100 ms Railway application RER IEC 29

36 Section 7 Current protection 1MRK TEN D M v21 Table 40: Directional phase overcurrent protection, two steps D2PTOC (16.7 Hz) Measuring current input Measuring voltage input phase1, phase2, PosSeq, MaxPh, phase1phase2 phase1, phase2, PosSeq, phase1phase2 Operate current, step 12 (5 1200)% of lbase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% Independent time delay at 0 to 2 x I set, step 12 Operate time, start at 0 to 2 x I set Reset time, start at 2 x I set to 0 Voltage level where voltage memory takes over ( ) s ±0.2% or ±50 ms whichever is Min. = 35 ms Max. = 45 ms Min. = 20 ms Max. = 50 ms ( )% of UBase ±0.5% of U r Second harmonic blocking ( )% of fundamental ±2.0% of I r Note: fundamental magnitude = 100% of I r Directional function Settable: Nondirectional Forward Reverse Relay characteristic angle (45 to +135) degrees ±2.0 degrees Relay operate angle (5 to 90 ) degrees ±2.0 degrees Critical impulse time Impulse margin time Minimum operate current for IEC curves, step1 25 ms typically at 0 to 2 x I set 35 ms typically (5 1000)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Minimum operate time for IEC curves, step1 ( ) s ±0.2% or ±20 ms whichever is IEC Inverse time characteristics, step 1 Settable: IEC Normal Inverse IEC Very Inverse IEC Extremely Inverse RI type See table 143 and table Railway application RER IEC

37 1MRK TEN D Section 7 Current protection Table 41: Directional phase overcurrent protection, two steps D2PTOC (50/60 Hz) Measuring current input Measuring voltage input phase1, phase2, PosSeq, MaxPh, phase1phase2 phase1, phase2, PosSeq, phase1phase2 Operate current, step 12 (5 1200)% of lbase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% Independent time delay at 0 to 2 x I set, step 12 Operate time, start at 0 to 2 x I set Reset time, start at 2 x I set to 0 Voltage level where voltage memory takes over ( ) s ±0.2% or ±25 ms whichever is Min. = 15 ms Max. = 25 ms Min. = 10 ms Max. = 20 ms ( )% of UBase ±0.5% of U r Second harmonic blocking ( )% of fundamental ±2.0% of I r Note: fundamental magnitude = 100% of I r Directional function Settable: Nondirectional Forward Reverse Relay characteristic angle (45 to +135) degrees ±2.0 degrees Relay operate angle (5 to 90 ) degrees ±2.0 degrees Critical impulse time Impulse margin time Minimum operate current for IEC curves, step1 10 ms typically at 0 to 2 x I set 15 ms typically (5 1000)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Minimum operate time for IEC curves, step1 ( ) s ±0.2% or ±20 ms whichever is IEC Inverse time characteristics, step 1 Settable: IEC Normal Inverse IEC Very Inverse IEC Extremely Inverse RI type See table 144 and table 146 Railway application RER IEC 31

38 Section 7 Current protection 1MRK TEN D M v9 Table 42: Instantaneous residual overcurrent protection EFRWPIOC (16.7 Hz) Operate current (51200)% of lbase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% at ( )% of lbase Operate time at 0 to 2 x I set Reset time at 2 x I set to 0 Min. = 40 ms Max. = 50 ms Min. = 45 ms Max. = 65 ms Critical impulse time 35 ms typically at 0 to 2 x I set Operate time at 0 to 10 x I set Reset time at 10 x I set to 0 Min. = 15 ms Max. = 20 ms Min. = 80 ms Max. = 100 ms Critical impulse time 10 ms typically at 0 to 10 x I set Dynamic overreach < 5% at t = 100 ms Table 43: Instantaneous residual overcurrent protection EFRWPIOC (50/60 Hz) Operate current (51200)% of lbase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% at ( )% of lbase Operate time at 0 to 2 x I set Reset time at 2 x I set to 0 Min. = 15 ms Max. = 25 ms Min. = 15 ms Max. = 25 ms Critical impulse time 10 ms typically at 0 to 2 x I set Operate time at 0 to 10 x I set Reset time at 10 x I set to 0 Min. = 5 ms Max. = 15 ms Min. = 25 ms Max. = 40 ms Critical impulse time 2 ms typically at 0 to 10 x I set Dynamic overreach < 5% at t = 100 ms M v17 Table 44: Directional residual overcurrent protection, two steps EF2PTOC (16.7 Hz) Operate current, nondirectional, step 12 (11200)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% at (101200)% of IBase Relay characteristic angle (RCA) (45 to 135) degrees ±2.0 degrees Table continues on next page 32 Railway application RER IEC

39 1MRK TEN D Section 7 Current protection Operate current for directional release (5 500)% of IBase For RCA ±60 degrees: ±2.5% of I r at I I r ±2.5% of I at I > I r Independent time delay at 0 to 2 x I set, nondirectional, step 12 Independent time delay at 0 to 2 x I dir, directional operation in forward direction ( ) s ±0.2% or ±50 ms whichever is ( ) s ±0.2% or ±50 ms whichever is Second harmonic blocking (10100)% of fundamental ±2.0% of I r Note: fundamental magnitude = 100% of I r Minimum polarizing voltage (1100)% of UBase ±0.5% of U r Operate time, start at 0 to 2 x I set Reset time, start at 2 x I set to 0 Operate time, start at 0 to 10 x I set Reset time, start at 10 x I set to 0 Minimum operate residual current for inverse curves, nondirectional, step 1 Min. = 35 ms Max. = 50 ms Min. = 30 ms Max. = 50 ms Min. = 10 ms Max. = 25 ms Min. = 45 ms Max. = 65 ms (1 1000)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Minimum operate time for inverse curves, nondirectional, step 1 Inverse time characteristics, nondirectional, step 1 ( ) s ±0.2% or ±20ms whichever is Settable: IEC Normal inverse IEC Very inverse IEC Extremely inverse RI type Critical impulse time 25 ms typically at 0 to 2 x I set Impulse margin time 35 ms typically See Table 143 and Table 145 Table 45: Directional residual overcurrent protection, two steps EF2PTOC (50/60 Hz) Operate current, nondirectional, step 12 (11200)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Reset ratio > 95% at (101200)% of IBase Relay characteristic angle (RCA) (45 to 135) degrees ±2.0 degrees Operate current for directional release (5 500)% of IBase For RCA ±60 degrees: ±2.5% of I r at I I r ±2.5% of I at I > I r Independent time delay at 0 to 2 x I set, nondirectional, step 12 Table continues on next page ( ) s ±0.2% or ±25 ms whichever is Railway application RER IEC 33

40 Section 7 Current protection 1MRK TEN D Independent time delay at 0 to 2 x I dir, directional operation in forward direction ( ) s ±0.2% or ±25 ms whichever is Second harmonic blocking (10100)% of fundamental ±2.0% of I r Note: fundamental magnitude = 100% of I r Minimum polarizing voltage (1100)% of UBase ±0.5% of U r Operate time, start at 0 to 2 x I set Reset time, start at 2 x I set to 0 Operate time, start at 0 to 10 x I set Reset time, start at 10 x I set to 0 Minimum operate residual current for inverse curves, nondirectional, step 1 Min. = 10 ms Max. = 25 ms Min. = 10 ms Max. = 25ms Min. = 5 ms Max. = 15 ms Min. = 15 ms Max. = 30 ms (1 1000)% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Minimum operate time for inverse curves, nondirectional, step 1 Inverse time characteristics, nondirectional, step 1 ( ) s ±0.2% or ±20ms whichever is Settable: IEC Normal inverse IEC Very inverse IEC Extremely inverse RI type Critical impulse time 10 ms typically at 0 to 2 x I set Impulse margin time 15 ms typically See Table 144 and Table 146 SEMOD v16 Table 46: Sensitive directional residual overcurrent and power protection SDEPSDE (16.7 Hz) Operate level for 2I 0 cosj directional residual overcurrent ( )% of IBase ±1.5% of I r at I I r ±1.5% of I at I > I r Operate level for 2I 0 2U 0 cosj directional residual power Operate level for 2I 0 and j residual overcurrent ( )% of SBase ±1.5% of S r at S S r ±1.5% of S at S > S r ( )% of IBase ±1.0% of I r at I r ±1.0% of I at I > I r Operate level for nondirectional overcurrent ( )% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r Operate level for nondirectional residual overvoltage Residual release current for all directional modes Residual release voltage for all directional modes ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r ( )% of IBase ±1.0% of I r at I I r ±1.0% of I at I > I r ( )% of UBase ±0.5% of U r at U U r ±0.5% of U at U > U r Table continues on next page 34 Railway application RER IEC