Содержание TMC

Страница 1: ...nitor TYPE TMC Monitor without Sensor Test Feature TYPE TMS Monitor with Sensor Test Feature For Use with Type GRC Ground Relay GRP TV CCJNT i i r I A ll vCJt lf l Sl f m P ABB POWER T D COMPANY INC ALLENTOWN PENNSYLVANIA USA Courtesy of NationalSwitchgear com ...

Страница 2: ... 202T321 120VAC 125VDC dual r a t i n g have s l i g h t l y d i f f e r e n t connections than the u n i t s shown i n t h i s i n s t r u c t i o n book See MAINTENANCE on Page 11 o r r e f e r t o IB 7 1 1 7 See I n s t r u c t i o n Book IB 7 1 1 7 9 f o r recommendations f o r F i e l d Testing o f Ground Fault Systems PRECAUTIONS The following precautions should be taken when applying t h i ...

Страница 3: ...a u l t r e l a y should be routed t o gether See Application Data section f o r control and t e s t power requirements Remove the jumper between r e l a y terminals 4 and 5 o f the GRC r e l a y when the is wired i n monitor NOTE I F THE MONITOR IS DISCONNECTED OR REMOVED FROM THE CIRCUIT FOR ANY REASON YOU MUST REINSTALL A JUMPER BETWEEN TERMINALS 4 AND 5 ON THE GRC RELAY JUMPER COMPLETES TRIPPI...

Страница 4: ...connect ed to the ungrounded end of the 120VAC test source and terminal S2 of the sensor must be wired to the grounded terminal of the same source Also the optional trip or alarm contacts are iso lated and could be connected to another circuit The Type TMS monitor is designed for use with Type GS sensors that have provisions for test ing terminal T The test circuit requires that the T Sl jumper su...

Страница 5: ...g Number Sensor Test Drain Auxi 1 iary Contact For Use Wi th GRC Range Monitor Type 202T30x0 202T30x4 Ai 1 TMC No Yes 202T58x0 202T58X4 24A 0 1 0 2A TMS 2 No Yes 0 2 0 4A 60A 202T57x0 202T57x4 No 5 Yes 202T56X0 202T56X4 20 240A 0 7 1 A No Yes 202T55x0 202T55x4 3 5A 100 1200A No Yes The x in the above catalog numbers MUST be replaced with the proper digit in These are IMPORTANT dicating the main co...

Страница 6: ...he disconnect i s reclosed The t y p e s TMC and TMS Monitors allow GRC Relay t e s t i n g w i t h o r without t r i p p i n g the c i r c u i t disconnect device For the Type TMS actuation o f the TEST s w i t c h disconnects one o f several sensor windings from a p a r a l l e l a r r a n g e m e n t and c o n n e c t s i t t o a 120VAC source through r e s i s t o r s which s e t the t e s t c...

Страница 7: ...I 21 I 3 k 4 k 2 2 32 REAR VIEW SIDE VIEW FRONT VIEW FIGURE 2A TMC MONITOR OUTLINE Al 1 Dimensions In Inches HEAT SINK 3 6 32 HAROWARE 4 DIA MTG HOLES 5 4 16 Tfl V i b I F s F r 0 TB2 7 8 9 1 0 IM2 I 3 o 8 7 3 i 16 o 1 7 4i 8 4k a 1 2 3 4 5 6 JL c TBI 1 1 13 i 4 l 32 I 31 3i 2 2 32 4 REAR VIEW SIDE VIEW FRONT VIEW FIGURE 2B TMS MONITOR OUTLINE Courtesy of NationalSwitchgear com ...

Страница 8: ...l7 TJjg In BftC C K r n N z 1 K I 9 V I THY I 52 110 4 T t No nr J i PIE i S2 TEST tv I i x Is SENSOR 9 mart a s 6 PS 112 I J O NO TRIP SW 4t Ai 0 0 I I 2 OPTIONAL I L MB L S2A A S C k LOAD i FIGURE 3 GRC TMC with 120VAC Control Power I I TC 52B 0RD HO DC CONTROL PWR T OOUBLE ENO II SUB TIE CB A o 9 V 91 L CS T B 5 6 1 l7 TMC 6RC I C K O N T K I Q Q O 0 K THY I 52 110 4 r T J NO TRIP sw I SI pm i ...

Страница 9: ... 110 r 1 250 VA T OR I N0 TR1P l H SI 2 CD I LARGER y c o SENSOR 302L to 30 K o 2 c 5 C A 0 T sw 2 o z TEST I z o I H T le o c 30 ft V OR R SET jq z 8 6 302T 2 I2 l J O NO TRIP SW o m z 30 4 o 0 r O o z z 30 I l m o OPTIONAL 1 o z L 52B L 52A A B C N LOAD o 0 0 a 30 1 2 t TC 526 TCJ 52A GRD GO FIGURE 5 GRC TMS WITH 120VAC CONTROL AND 120VAC TEST POWER o cry 1 m 1 vo ...

Страница 10: ... K THY I I 52 lie REMOVE T Sl LINK I4 110 r T 250 VA 1 NO TRIP i I T SW ill OR GC SI I I o LARGER o SENSOR 302L z t 3 S TEST o I 5 z I8 3 ft 9 OR Ll _ 8 6 302T 9I NO TRIP SW jr PB o O z 3 4 o M 0 cc o I OPTIONAL 1 52A L 52B A B C N LOAD a a I rc 52A TC 52B o GRD i r o FIGURE 6 GRC TMS WITH DC CONTROL POWER AND 120VAC TEST POWER r ui o 00 a ...

Страница 11: ...re desired we recommend that the monitor be tested w i t h a t y p e GRC surface case r e l a y interconnected as shown i n Figure 3 t o 6 as appropriate Follow the instructions i n the OPERATION section Page 6 To apply c u r r e n t signals t o the GRC relay use the t e s t c i r c u i t s shown i n Instruction Book IB 7 1 1 7 5 including a t y p e GS sensor Bench Tests without Type GRC Relay I f...

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