Monitoring Relays. Voltage Monitoring Current Monitoring Mains Monitoring Isolation Monitoring Thermo Protection Relay 111 KAT.

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1 Monitoring elays Monitoring elays Voltage Monitoring Current Monitoring Mains Monitoring Isolation Monitoring Thermo Protection elay This edition replaces l previous issues. KAT 008

2 Monitoring elays Voltage Monitoring Series Socket Contact ndervoltage Monitor MV5 DI 35 6A Page ndervoltage Monitor MV6 DI 35 6A Overvoltage and ndervoltage Monitor MV53 DI 35 6A 5 DC Voltage Monitor CT5 6A 6 AC or DC Voltage Monitor CEB DI 35 8A 7 Precision DC Voltage Monitor SS... 5 A 8 (SS) MS Precision AC/DC Voltage Monitor SS7... 5A 8 Current Monitoring Overvoltage Monitor EOC-A DI 35 3A 0 ndervoltage Monitor EC-B DI 35 3A 0 Overvoltage and ndervoltage Monitor EC-3D DI 35 3A 0 Current Transformer SCT-35 DI 35 DC Current Monitor (00mA) CT5 6A 3 DC Current Monitor (A) CT55 6A 3 DC Current Monitor (6A) CT56 6A 3 AC or DC Current Monitor CEBI DI 35 8A Mains Monitoring Three-phase Monitor (50Hz) SS33 6A 6 Three-phase Monitor (50Hz) SS3 DI 35 5A 7 Three-phase Monitor (60Hz) SS36 DI 35 5A 7 Phase-sequence Monitor SS3 6A 8 Isolation Monitoring Isolation Monitor ES-D DI 35 5A 5A 30 Thermo Protection elay Motor Thermo Protection elay TS9 5A 5A 3 KAT 008 This edition replaces l previous issues.

3 Monitoring elays Voltage Monitoring Monitoring elays DI V V V Comat products comply with different internation standas and are certified accoingly. A detailed list can be found on our web page: This edition replaces l previous issues. 3 KAT 008

4 and otheres: V ndervoltage Monitor MV5 (50Hz) MV6 (60Hz) L A A Zu schützende Anlageteile Instlation à protéger Instlation to be protected 3 mm MV5 (50Hz), MV6 (60Hz) SET (V) supply ye t arm t V A The MV5(50Hz) or MV6(60Hz) protects control systems, contactors and motors during undervoltage against therm overload and mfunctions. The monitoring can be set precisely in volts from 30% up to. The switching off or on again follows delayed by 0,/0,5 or second. LEDs show the definite monitoring status. V Setting range Hysteresis t (--) Data at Tamb. = 0 C 0,7( 30%)... 5% 0,/0,5/s Switch rating Mechanic switching cycles 6A 50VA 500VA/...80W 30x0 6 Voltage tolerance Power consumption Ambient temperature... +5% 3,5VA,W ( 5) C BS3-K BS3-G (incl.paper) 5 TS Oer-r. 50Hz MV5 /AC30V MV5 /AC5V 60Hz MV6 /AC0V Accessories Label (5Piece) Label (5Piece) BS3-G BS3-K KAT 008 This edition replaces l previous issues.

5 3 V Overvoltage and ndervoltage Monitor MV53 and otheres: + 0% +,5% +5% +7,5% +0 % +,5% +5 % +7,5% 30V 5 V 0% 5% 0 % 5 % 0% 5% 30% 35% 30V 5 V 36V 8 V 9 V 09V V V 07V 03V 7V V 95V 97V 53V 7V Alarm threshold vue 8V 9V 58V 9V 73V 86V 65V 3V 6V 80V 70V 35V 50V 7V L A A A Zu schützende Anlageteile Instlation à protéger Instlation to be protected ever set both thresholds on 0%! VOM VO VO V V supply ye HYST. HYST. t O: Alarm delay t : eset time t O t t O t arm MV53 The MV53(50/60Hz) protects single phase consumers in AC networks from over- and undervoltage. Overvoltage and undervoltage thresholds can be set independently in percentage of the nomin voltage using two DIP-switches (see diagram above). sing a potentiometer lows setting an arm delay of 5ms...,5s. A two-colored LED shows the definite monitoring status. V Setting range overvoltage Setting range undervoltage Hysteresis to Alarm delay t eset time Data at Tamb. = 0 C om +,5...7,5% om %,5% 5ms...,5sec 70ms Monitoring elays Switch rating Mechanic switching cycles 6A 50VA 750VA/...70W x0 7 Voltage tolerance Power consumption Ambient temperature 35%...+7,5% 3,5VA,W ( 5) C TS Oer-r. 70,5 50/60Hz MV53/AC30V MV53/AC5V This edition replaces l previous issues. 5 KAT 008

6 V DC Voltage Monitor CT5 and otheres: Socket CB0 elay C3/DCV Type CT5./DCV Module CT5/DCV supply MAX + t t [V] CT5 Economy DC Voltage Monitoring elay with 3 twin changeover contacts. functions can be selected: Overvoltage/undervoltage monitoring with adjustable hysteresis or range monitors (IT or EXT). Adjustable arm delay. LED display for errors and. Contact inspection window at the top. Manu safety operation A V in + CT B A Input resistance 0: 00k DCV + MI IT EXT t t t t t t t t t t t Alarm delay t eset time t Switch rating Mechanic switching cycles Voltage tolerance Power consumption Ambient temperature Data at Tamb. = 0 C 0,/0,5/s 00ms 6A 50VA 500VA/...00W 00 x0 6 0,8 -, 0,5W C ye arm Oer no. ange max 0 % Accessories Socket CB0 0-30V 0V CT5./DCV Type o. = Module + elay (FS-C, HF-3 incl.) Socket and Accessories: Page 97 6 KAT 008 This edition replaces l previous issues.

7 V V Voltage Monitoring AC or DC CEB and otheres: L AC30V 50/60Hz Pv VA (+) 5 9 Input 5-9 AC V DC V i M 6 0 8A 50VA Functions Hys p Supply t p [V] M CEB5-700 Monitoring elay for AC or DC voltages ranging from AC5...80V, DC V. LCD display for the measured vue and the parameter setting. LED indication for the arm status. Snap on to DI-rail TS35 conform DI (3880). Monitoring elays Hys Lo t [V] Lo Supply Hys p/lo Supply t t M p [V] Lo M V Monitoring range Hysteresis Input resistance i Display/Accuracy t Alarm delay time t Data at Tamb. = 0 C AC5...80V, DC V % M xxxv/% ±digit 0,...s ye arm Switching power AC Output contact 8A 50V AC /...0W 000VA /...0W x u, Agi Operation voltage AC50/60Hz Power consumption Pmax Isolation Temperature: operating/storage AC30V +0%; -5% 50/60Hz,5VA/,5W 3kVrms /min C/ C Oer-r. 50/60Hz CEB5-700/AC30V This edition replaces l previous issues. 7 KAT 008

8 and otheres: V V Precision DC/MS Voltage Monitoring elay SS /... SSx /... SS7x /... + L ( + ) ( ) m DC 0-3V 50mA 0 6 L + 35mm SET SET SET SET supply 3s: + LEDs supply 9 8 t t FAIL OK OK FAIL norm delay arm SS/...; SSx/...; SS7x/... The SSS, SSx and SS7x are high precision voltage monitoring relays for DC or MS AC/DC with interactive front operation and display of vues and voltmeter function. Two vues for FAIL and OK can be programmed. With this, the hysteresis is automaticly given. Depending of the programmed vues the over- or undervoltage monitoring function is defined. Fixed max. and min. vues are given for arm triggering. However, the min. vue monitoring can be disabled. The measuring input is gvanicly isolated from the power supply (-0). High EMC immunity desi and self diaostic features guarantee very high reliability and a long service life. Applications are for example monitoring of battery voltage in industri instlations. Selection of type For DC measurement For MS AC/DC Type SSx/C...V SS7x/C...V ye meas. arm F Measurement range (x) Measurment range Adjustment range esolution t, t mV 0-38V 0-38V 0-77V 0-57V 0-85V 0, - 00mV 0, - 35V 0, - 0V 0-75V 0-50V 0*/50-70V 0,5mV 0mV 0mV 00mV 00mV 0,5V 0,s - 600s *SS76 Power supply Power supply tolerance Ambient temp C0-0V C60-7V C-8V C-5V -0% +0% -0% +6% -0% +55% -5% +33% C ( C) x co 5A, 50V; x no Transistor P, DC50mA, V Example of oer SS DC 0-38V/C-8V: SS3/C-8V SS MS AC/DC 0-00mV/C0-0V: SS79/C0-0V Accessories Socket: etaining clip: Frontpanel mounting: C-A HF- FZ-3 Attention: P/O numbers of sever devices were changed (refer below). Devices are identic. Socket and Accessories: Page 97 Old number: eplaced by: Old number: eplaced by: SS/C0-0V SS6/C0-0V SS/C60-7V SS5/C60-7V SS/C-8V SS/C-8V SS/C-5V SS3/C-5V SS/...V SS3/...V SS/...V SS6/...V SS/...V SS3/...V SS/...V SS6/...V 8 KAT 008 This edition replaces l previous issues.

9 Monitoring elays Current Monitoring Monitoring elays DI A A Comat products comply with different internation standas and are certified accoingly. A detailed list can be found on our web page: This edition replaces l previous issues. 9 KAT 008

10 and otheres: A Current Monitoring elays EOC-A EC-B JST LOOP IT [A] LOAD Setting ranges x x 3x x 5x -05 0,5-6 0,5-3 0,7-0,3-,5 0,-, -30,5-30,5-5 0,83-0 0,6-7,5 0, ,5-30,7-0,5-5 - EOC-A A EC-B A t O t O t / or = FAIL L(+) B EOC-A / EC-B SCHÜTZ COTACTO The EOC-A and the EC-B monitor overcurrent and undercurrent on AC power circuits. One or two current paths can be monitored directly up to 60(75)A, by means of the integrated current loop transformers. The adjustable arm delay (t O) and the automatic arm resetting (t ) permit univers usage in motor and transformer protection systems, monitoring of electric heating elements and in the control of pumps, ventilation systems, suction and feed devices. The nomin monitoring range in the 3 types -05/-30/-60 can be tered by multiple looping of the conductor (see schedule above). supply A A L ye arm t Alarm delay t O eset time t Data at Tamb. = 0 C 0,3-30s 0,5-50s Switch rating Mechanic switching cycles 3A 50VA 750VA/...90W 0x0 6 Voltage tolerance AC/C Power consumption Ambient temperature 0,8-,/,5 3(5)VA /W C A A Oer-r. Over current relay nder current relay AC 50/60Hz EOC-A-... / AC30V EOC-A-... / AC5V EC-B-... / AC30V EC-B-... / AC5V C (AC/DC) EOC-A-... / CV EC-B-... / CV 0 KAT 008 This edition replaces l previous issues.

and otheres: A Current Monitoring elays EC-3D -05-60 L L L3 Setting ranges [A] x x 3x x 5x -05 0,5-6,5 0,5-3, 0,7-, 0,3 -,63 0,-,3-60 5-75,5-38,7-5,5-8,8-5 0 A A supply to L or L or L3 t to t L+L+L3

11 and otheres: A Current Monitoring elays EC-3D L L L3 Setting ranges [A] x x 3x x 5x -05 0,5-6,5 0,5-3, 0,7-, 0,3 -,63 0,-, ,5-38,7-5,5-8,8-5 0 A A supply to L or L or L3 t to t L+L+L3 off 0 Phase sequence error or or 3 = FAIL L B (+) + EC-3D ATTETIO This product is discontinued. Our product speciists will assist you to find the appropriate successor product for your application. Please don t hesitate to contact us The EC-3D is for monitoring overcurrent and undercurrent on AC power circuits. Three current paths of up to 60(75)A can be monitored directly by means of the inte-grated current loop transformers. The adjustable arm delay (t O) and the automatic arm resetting (t ) permit univers usage in automation and protection techniques. The set vues are displayed automaticly by setting the respective parameters. Triggered faults remain stored and displayed until reset A A L ye arm Monitoring elays 3 (L) (L) (L3) t Alarm delay t O eset time t Data at Tamb. = 0ϒC 0,3-30s,0-0s / Switch rating Mechanic switching cycles 3A 50VA 750VA/...90W 0x0 6 Voltage tolerance AC/C Power consumption Ambient temperature 0,8-,/,5 3(5)VA /,5W ϒC A 0 A Oer-r. Current monitoring relays C (AC/DC) EC-3D-... / C0-0V EC-3D-... /CV This edition replaces l previous issues. KAT 008

12 and otheres: Current Transformers SCT-35-50/5A - 00/5A - 50/5A - 500/5A SCT-35 Current transformers of the SCT-35 series transform high AC currents into proportion secondary current in the ratio 0: (type -50) up to 00: (type -500). With accuracy class, coupled with a large power reserve (P:,5VA) and high overload capacity up to 50%, the SCT-35 is the ide transformer for gener applications and for the use with Comat monitoring relays..a,..b,..3d. Power Accuracy Frequence range Operating voltage Overload Ambient temperature,5va Class 50/60Hz 70V x,5 (Class,5) C 50, k BEF K 35 ø.3 76 Direct mounting 65 0 FO M Oer-r. C (AC/DC) ) SCT / 5A ) Other primary currents on request KAT 008 This edition replaces l previous issues.

13 and otheres: A DC Current Monitor CT5 (00mA) CT55 (A) CT56 (6A) Socket CB0 elay C3/DCV Type CT5./DCV Module CT5/DCV supply MAX + MI IT EXT t t t [A] t t t t t t t t t CT5,55,56 Economy DC Current Monitoring elay with 3 twin changeover contacts. Without extern shunt up to 6A. functions can be selected: - Overcurrent/undercurrent monitoring with adjustable hysteresis or range monitors (IT or EXT). - Adjustable arm delay. - LED display for error and. Contact inspection window at the top. Manu safety operation. t Alarm delay t eset time t Switch rating Mechanic switching cycles Voltage tolerance Power consumption Ambient temperature Data at Tamb. = 0 C 0,/0,5/s 00ms 6A 50VA 500VA/...00W 00 x0 6 0,8 -, 0,5W C A L in DCV CT B + A Voltage drop (-) CT5 : 300mV CT55 : 00mV CT56 : 00mV Monitoring elays ye arm Oer no. ange max 0-00mA 300mA 0-A 3A 0-6A 7A 0 % CT5./DCV CT55./DCV CT56./DCV Accessories Socket CB0 Type o. = Module + elay (FS-C, HF-3 incl.) Socket and Accessories: Page 97 This edition replaces l previous issues. 3 KAT 008

14 A A Current Monitoring AC or DC CEBI and otheres: L AC30V 50/60Hz Pv VA (+) 5 9 Input 5-9 AC 0,A...0A DC 0,A...0A Imax.5A i 5m 6 0 8A 50VA Functions CEBI0-0 Hys p Supply t t p [A] M Monitoring elay for AC or DC currents ranging from 0,A up to 0A with start-up delay. LCD display for the measured vue and the parameter setting. LED indication for the arm status. Snap on to DI-rail TS35 conform DI (3880). [A] Hys Lo Lo Supply Hys p/lo Supply t t ye t t t arm M p [A] Lo M t A Monitoring range Hysteresis Input resistance i Display/Accuracy Alarm delay time t Start-up delay t Switching power AC Output contact Data at Tamb. = 0 C AC/DC 0,...0A % 5m xx,xa/% ±digit 0,...s 0,...0s 8A 50V AC 000VA /...0W x u, Agi Operation voltage AC50/60Hz Power consumption Pmax Isolation Temperature: operating / storage AC30V +0%; -5% 50/60Hz,5VA/,5W 3kVrms /min C/ C Oer-r. 50/60Hz CEBI0-0/AC30V KAT 008 This edition replaces l previous issues.

15 Monitoring elays Mains Monitoring Monitoring elays DI 3 3 Comat products comply with different internation standas and are certified accoingly. A detailed list can be found on our web page: This edition replaces l previous issues. 5 KAT 008

16 3 Three-phase Monitoring elay SS33 (50Hz) and otheres: ) 30V ( ) ) 00V ( ) L L L3 ) 0 9 ) > < MI MAX FIX, ϕ, ƒ PHASE SEQECE red SS33L 0,-5s t del µ 6A 50VA 500VA/...70W arm 7 5 In case of a power ure the arm is activated without delay! SS33L The SS33(50Hz) provides comprehensive monitoring of three-phase mains supplies with or without neutr. The following mains faults are monitored: Error si (V, V ): Exceeding or dropping below the fixed voltage vues min/max for L- or L-L (no differenti voltage, phase position or frequency fault). Error si, ϕ, ƒ: One or more of the three voltages, phase positions, phase sequence or the mains frequency are diverging from the required vue. Depending on the nature of their occurrence -errors are evuated cumulatively. Any error is siled by the red LED and is reported after expiry of the set armdelay time (tdel 0,...5s) via In the correct status () the green LED is illuminated (-5 open, -7 closed). Overvoltage > (max) ndervoltage < (min) 3x30(00)V 3x00V ) L ) L L3 >75V <60V >80V <80V L L L3 Differenti range 0-00V 35-73V 3-5 / 3-5 Hz 0-00V 35-73V 3-5 / 3-5 Hz SS33L/AC30V SS33L/AC00V 75 ϕ/ƒ Oer no. Accessories Socket etaining clip Front mounting CA HF- FZ-3 Socket and Accessories: Page 97 CA 38 6 KAT 008 This edition replaces l previous issues.

17 and otheres: 3 Three-phase Monitoring elay SS3 (50Hz) SS36 (60Hz) DO OT connect simultaneously: neutr conductor and bridge L3-L! oder or L3 L L L < > MI MAX, ϕ, ƒ PHASE SEQECE 3 t del 0,-5s red SS3/36 arm µ 5A 50VA 50VA/...50W In case of power ure the arm is activated without delay! MAIS MOITOIG SS3, SS36 E The SS3(50Hz) and the SS36(60Hz) provide comprehensive monitoring of three-phase mains supplies with or without neutr. The following mains faults are moni-tored: Error si (V, V ): Exceeding or dropping below the set voltage vues min/max for L- or L-L3,L (no differenti voltage, phase position or frequency fault). Error si, ϕ, ƒ: One or more of the three voltages, phase positions, or the mains frequency are diverging from the required vue. Depending on the nature of their occurrence - errors are evuated cumulatively. Error si 3 : Connection polarity revers (wrong phase-sequence). Any error is siled by the red LED "" and is reported after expiry of the set arm-delay time (tdel 0,...5s) (for error si 3 undelayed) via 5-6 and 7-8. In the correct status () the green LED is illuminated (5-6 and 7-8 open, 5- and 7- closed). Monitoring elays Overvoltage >(max) ndervoltage <(min) 50Hz 50Hz 50Hz 58/00VA 30/00VA 90/500VA 60-70V 35-75V V 05-V 0-80V V 0-55V 60-5V 00-80V 70-95V V V 60Hz 60Hz 60Hz 0/08VA 65/60VA 77/80VA 5-5V 70-30V 8-3V 6-50V V V 85-5V 85-60V 9-70V 8-00V 3-50V V Differenti range ϕ/ƒ 5-5V 0-00V 0-00V 0-50V 35-73V 35-73V 3-5 /3-5Hz 3-5 /3-5Hz 3-5 /3-5Hz 0-50V 0-00V 0-00V 7-87V 35-73V 35-73V 5- /3-Hz - / 3-9Hz - / 3-9Hz Oer no. SS3/AC00V SS3 /AC00V SS3/AC 500V 75 SS36/AC08V SS36 /AC 60V SS36 /AC80 V Detachable Termins This edition replaces l previous issues. 7 KAT 008

18 3 Phase-sequence Monitoring elay SS3 and otheres: L L L3 Failure of L or L3 cannot be displayed (LED)! supply 7 5 ye 00ms arm 50ms SS3 The SS3 serves as a phase-sequence, three-phase undervoltage and phase ure monitor. The monitoring function helps to ensure the correct rotation direction of pumps, motors and conveyors in mobile devices with connection to different power outlets. The defined undervoltage and phase ure protects against mfunction and damage caused by overheating L L L3 Supply Cut-off undervoltage Hysteresis Power consumption Data at Tamb. = 0 C...,. 0% 3% / 0VA /,5W Switch rating AC/DC Mechanic switching cycles 6A 50VA 500VA/...00W 30x0 6 Oer no. Accessories 50/60Hz SS3/AC00V SS3/AC08V elay socket etaining clip Front mounting CA HF- FZ-3 Socket and Accessories: Page 97 8 KAT 008 This edition replaces l previous issues.

19 Monitoring elays Isolation Monitoring Monitoring elays DI Comat products comply with different internation standas and are certified accoingly. A detailed list can be found on our web page: This edition replaces l previous issues. 9 KAT 008

20 Isolation Monitor ES-D and otheres: ES-D MAX 30k (AL) SET (AL) MI supply t del t del t s t s k (Fix) Output contacts 8 AL 5 6 (38) (37) 8 AL 5 6 LEDs ye Sce Trend + k 30k ye meas. arm ES-D The ES-D monitors the isolation resistance in non-grounded DC-networks (-8VD). Two arm steps (prearm AL and main arm AL) are indicated via separate output contacts. Settable arm delay (tdel): 0,-0sec. Displays: bargraph-display of the measured earthing resistance...30k (green = ). Two red LEDs show the ground tendency towas plus (+) or minus ( ). Measuring termin 5V for the extern display of the earthing resistance (0,V/k ). Test functions: Periodic automatic check, so with key Test. Environment ures: monitoring of AC-short circuit, overvoltage, ground interruption. Zu überwachende Anlage Instlation à surveiller Instlation to be monitored + DC 0..5V 0,V/k V 5V + E + E Pre arm AL Measuring range Error of measurement Setting range AL/AL Time of error-detection Alarm delay time settable Voltage stability + or /earth Switch rating Mechanic switching cycles Data at Tamb. = 0 C k...50k / 0...5VDC 0 % -30k / k fix 800ms / 30k 0,-0s AC50V 5A 50VA 50VA/...50W 5x0 6 ES-D L E 5 L (+) B 0,V/k AL (ma V) 5A 50VA AL AL Main arm Connect E, E separately on E. Voltage tolerance AC/C Power consumption Ambient temperature ±5 % / ± 0% W ( 5)0...50(60) C Only one ES-D per DC network! Detachable Termins 75 Oer no. C (AC/DC) ES-D/C0-0V ES-D/C-8V 30 KAT 008 This edition replaces l previous issues.

21 Monitoring elays Thermo Protection elays Monitoring elays C M Comat products comply with different internation standas and are certified accoingly. A detailed list can be found on our web page: This edition replaces l previous issues. 3 KAT 008

22 C Thermo Protection elay TS9 and otheres: M or TS9 PTC/ -SWITCH C/F supply,5s ESET -3-9 ye arm The TS9 is intended to monitor the temperature of motor coils, generators and transfomers. It detects the temperature of the windings over the change in resistance of the PTC thermistors or the position of the thermo switches. The circuit is desied to detect a break in the continuity of the detection circuit and ground ures. On position PTC, line or sensor fault is so detected. eset after ure detection: Press reset button or interrupt supply voltage for >00ms. PTC Sensor Thermo Switch Sensor resistance Sensor wire max Error-detection Sensor supply 5-7 Sensor supply 5max Data at Tamb. = 0 C ; >00 5V / sens 3mA A 0 6 A + Switch rating Mechanic switching cycles 5A 50VA 50VA/...80W 30x0 6 Voltage tolerance Power consumption Ambient temperature 5/+0% 5VA C 75 Oer no. Accessories 50/60Hz C(AC/DC) Socket etaining clip CA HF- TS9/AC30V TS9/AC5V TS9/C-8V Frontpanel mounting: HF-3 CA 38 The TS9 replaces the types TS7 and TS8. Socket and Accessories: Page 97 3 KAT 008 This edition replaces l previous issues.

Monitoring Relays. Current Monitoring A A DIN. Comat products comply with different international standards and are certified accordingly.

Monitoring Relays. Current Monitoring A A DIN. Comat products comply with different international standards and are certified accordingly. Monioring elays Curren Monioring DI Coma producs comply wih differen inernaion sandas and are cerified accoingly. Curren Monioring elays EOC- EUC-B -05-30 -60 JUST LOOP IT LOD Seing ranges x x 3x 4x 5x