Electro Meter. Special Features. Selector Switch Meter.

Transcription

1 Version: S70/2014/01 Seector Switch ZT20-1S ZT20-1FS ZT20-2S ZT20-2FS The moving iron, pane meters, EQ 72/96 housed in mouded poycarbonate cases are suitabe for the measurement of C currents for frequency range of Hz and votages in the frequency range of Hz. Specia Features 3 ph 3 wire & 4 wire votage & current measurement possibe. ear inear scae. nife edge pointer. Gass fied poycarbonate housing(u 94 V-0). Easy instaation with swive screws. 1 of 5 rder o. Seector Switch ata sheet-e1.r e

2 Seector Switch ppication The moving iron, pane meters, EQ 72/96 housed in mouded poycarbonate cases are suitabe for the measurement of C currents for frequency range of Hz and votages in the frequency range of Hz. Movement Moving iron movement has pivots of very high hardness.movement is suspended between spring oaded saphire jewe and siicon jewe. Movement is criticay damped by use of siicon oi. Mechanica ata Case detais Case materia Front facia Coour of beze Position of use Pane fixing Mounting Pane thicness Terminas and Eectrica ata Measured Quantity Mouded square case suitabe for mounting in Contro / switchgear panes Machinery consoes. 10% Gass fied Poycarbonate,fame retardant and drip proof as per U 94 V-0. Gass Bac Vertica Swive Screw Stacabe in a singe cutout < 25 mm Power consumption(pprox) Hexagon studs, M4 screws and wire camps E3 C votage or current < 4.5V < 0.5V veroad capacity (acc to IS : 1248/ IEC 51) Encosures code (IEC 529) Standard Measuring Ranges.C. Votage.C. Current on-standard ranges avaiabe on request. For Singe phase system there wi be 4 switch positions as-ff 2 3 For 3 phase 3 wire system, 4 switch positions are as-ff For 3 phase 4 wire system, 6 switch positions are as Scae and Pointer Pointer Pointer defection Scae characteristics IP 40 for case IP 00 for terminas without baccover IP 20 for terminas with baccover Insuation cass Group according to VE 0110 Instaation category Insuation resistance SWT 72/96 : 600V CT III > 50 Mohm at 500 V C nife - edge pointer ear inear above 10% of nomina fu Scae vaue Continuousy Short duration 1.2 times rated votage / current 10 times for 5 sec : 1 overoad 10 times for 0.5 sec : 9 overoads 2 times for 5 sec : 1 overoad 2 times for 0.5 sec : 9 overoads Scae division Scae ength Scae Interchangeabiity Coarse - fine SWT 72 SWT mm 97 mm Scaes are interchangeabe 2 times nomina current 1.2 times nomina votage Rated insuation Votage SWT 72/96 : 1V Proof votage SWT 72/96 : 3V 2 of 5 rder o. Seector Switch ata sheet-e1.r e

3 Seector Switch Reference Conditions ccuracy cass mbient temperature 1.5 according to IS:1248 (IEC 51/ I E 60051) 23 C ± 2 C Position of use omina position + 1 Input Waveform Frequency Rated vaue of measured quantity sine wave, distortion factor <= 5 % HZ ther condition IS : 1248 (IEC 51/ I E 60051) omina range of use mbient temperature C Position of use Vertica + 5 Frequency Externa magnetic fied Hz (votage) Hz (current) t 0.4 a/m Environmenta Conditions Coor marings/bands ver range () Red or green ppicabe Standards omina case and cutout dimensions for indicating Eectrica instruments Scae and pointer for eectrica measuring instruments Connections and Termina marings for pane meters Two times over range Six times over range IS 2419, I IEC IS 1248 I IS 1248, I Termina bots/eads I 46200/46282 Safety requirements and protective measures for Eectrica indicating. instruments and their accessories Performance specifications for direct acting indicating anaogue eectrica measuring instruments and their accessories IS 9249, I 40050, VE 0110, VE 0410 IEC 529, IEC 1010 IS 1248 IEC51/IE60051 I Environmenta conditions IS 1248, IS : 9000 VE / VI 3540 Cimatic suitabiity Cimate category II as per IS :1248 (cimatic cass 3 according to VE/VI 3540) Front frames for indicating measuring instruments Principe dimensions I perating Storage temperature Reative humidity Shoc resistance Vibration resistance Poution degree 2 ptions Case Front Facia Coor of beze Red index pointer C C < 75% annua average, non- condensing 15g. 11ms Hz for ampi mm (1.5 g at 50 Hz.) ntigare gass Red, yeow, bue, white Front adjustabe on site UCombustibiity cass U 94 V-0 Compy with foowing European directives: 2004 / 108 / EC (EMC directive ), 2006 / 95 /EC (ow votage directive) & amendment 93/68/EEC, For Maring. Safety Precautions 1) Instruments with damaged beze or gasses must be disconnected from the mains. 2) dequate safety cearance must be maintained to contro pane fasteners and to sheet meta housing. If non - insuated connector wires are used. 3) The bac cover must be snapped into pace after connector wires have been camped for protection against accidenta contact. 4) Beze, Scae and Gass may ony be repaced under votage free conditions. 5) Instruments to be used in grounded pane. position of use ia Ban dia Specia marings ivision Maring on request 0 c c With initia and end vaues mared umbering/ettering Basic divisions without numbering Safety Precautions Fu sized poycarbonate bac cover to provide protection against accidenta contact (hand and fingers) 3 of 5 rder o. Seector Switch ata sheet-e1.r e

4 Seector Switch Connection iagrams C With Seector Switch 2 3 Front in mm omina imensions, mm a 1 x a2 h Cutout, mm I x I x x x x x x Instaation Instaation epth Inc. epth Incuding Fu bac Cover (f), Termina (t), mm mm C 3 Phase 3 Wire C 3 Phase 4 Wire Connection iagrams f a x a I x I h t 4 of 5 rder o. Seector Switch ata sheet-e1.r e

5 Seector Switch 50 or 60 Hz 5 of orth mont rive, Suite 301 Bevery His, Caifornia 90211, United States (419) (419) info@eectrometer.us technica@eectrometer.us rder o. Seector Switch ata sheet-e1.r e