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T Y P E RC AUTOMATIC R ECLOS I N G R ELAY

ntact Y 1 3

ntact YS

S O L E NO I D

UNIT

Soleno i d plunger
Contact Y7

Contacts 1 ,2,3,4 (Ri ght to

Left)

Contact 1 4
T i ming Drum

Push Rod

T I MI N G

UNIT

Cams 1 ,2,3,4,5,14 (R ight to

Left)

Drum speed d i a l

Clamp i ng screw

Contact

UNIT

Contact

Coi l Resistor

& Y Coil Res i s to r

F i g .

1 .

T yp e R C R e l a y, Without

•z•

U n it, W ithout C ase.

www

. ElectricalPartManuals

. com

Содержание RC

Страница 1: ... at the Start position where the relay is in readiness for another cycle of automatic reclosures following the next tripping of the breaker For any automatic reclosing application the de rating factors for breaker interrupting ability should SUPERSEDES I L 41 661B Denotes change from superseded issue be checked when choosing any particular reclosing cycle Also when using instantaneous first reclos...

Страница 2: ...i ght to Left Contact 14 Timing Drum Push Rod Cams 1 2 3 4 5 14 R ight to Drum speed d i a l C lamping screw Contact 9 Contact 8 Motor Coi l Resistor X Y C o i l R esistor Fig J Type RC Relay Without z Unit Without Case Left y SOLE NOID UNIT T I MING U NIT X U NIT w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 3: ... LOCKOUT OPTIOIIAL RESISTOR TO BE COIIIIECTEOFOR OO V A C ORl t V U C D il LY COIITACT ORLIMOPERATED l J J II H XUIIIT tl i 9A Y UNIT 1 6 7 U ZUIIIT 10 1 lJ LOI ER SGUMIT Yl I L 41 661 C SOLEMOIO UMIT RESISTOR TO BE COKIIECTEOFOilZIW V A C AMOBY PASStD FORllOV A C TIMINGMOTOR TEST SWITCH TERMINAL 182A758 Fig 3 Internal Schematic of the R C Relay With Z Unit in Type FT32 Case I n sta nta neo u s X ...

Страница 4: ...9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens de energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and X8 will be open to prevent premature energization of the breaker close circuit C o m p l ete 0 p erati ng S e...

Страница 5: ...L 41 661 C A Start Position Y Unit Reset B During Immediate Reclosing Y Unit Reset to Latch C Preparing for Second R eclosure D Lockout Position Fig 4 Cam and Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 6: ... Cll VI rr 1 z 0 00 oo 1 0 0 z z 0 0 1 1 1 f 0 1 l d d _g T T x T x T d rr z z I I I wCJI rr CD _g 21 0 2T 311 Cll z 0 u 0 on on 0 on on 0 II 0 2 0 0 If 0 w II N 0 N 0 on 0 0 Jill o oo N W w j 01 28BB843 Fig 5 Contact Position Development One Immediate and Two Time Delay Reclosures Heavy Line Indicates Contact Closed or Coil Energized One R evolution in 60 Seconds Permanent Fault Instantaneous Tri...

Страница 7: ...DEPEN DENT CONTACTS BUT NOT I HSIANTANEOUS MAKE DOTTED CON NECTI ONS AS SHOWN AND OPEN CONNEC T I ON TO TERM I NAL 1 6 a WHEN BKR I S OPEN 52 O I L C I R BKR AUX SW CLOSED b WHEN dKR IS OPEN 52 OIL C I R BKR MECH SW CLOSED aa IN OPER POSITION 52 O I L C I R BKR MECH SW OPEH bb IN OPER POSITION 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN ...

Страница 8: ...SW OPEN bb I N OPER POS I TION 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS lEGEND 52 LATCH CHECK SW LC 52 y 52 O I L C I R BKR CLOS I NG C COJL 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC RELAY SOLENO I D Y UIIIT 101 CONTROL SWI TCH PR PROTECTIVE RELAY 79 6 f7 ALARM NOTE FOR RECLOSURE THROUGH I NDEPENDENT CONTACTS BUT NOT JNSTANTAIIEiUS MAKE DOTTED CON...

Страница 9: ... pickup is about equal to the time overcurrent unit pickup In this case reestablishment of the instantaneous trip insures breaker lockout if the fault current is near pickup value The instantaneous trip circuit can alternately be reestablished each time the Y unit is reset by short circuiting the 14 contact with a jumper Selective One Shot Instantaneous Reclosing By eliminating the 3 cam in the st...

Страница 10: ... 1 2 3 4 14 RC RELAY DRUM OPERATED CONTACTS 79 9 79 15 1 13 5 J Y6 79 IT r 52 L 52 y lEGEND 52 LATCH CHECK SW LC 52 OIL Cli aKR CLOSING C COJL 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UNIT 79 RC RELAY SOLENOID Y UNIT 79 RC RELAY CONTACTOR Z UNIT 191 CONTROL SWITCH 152 r y 2 Zll 79 6 f ALARM NOTE FOR RECLOSURE THROUGH INDEPENDENT CONTACTS iUT NOT INSTANTANEOU...

Страница 11: ...e lockout position After the 3 cam springs have been set the 5 cam screws must be located to unlatch the Y unit after each 3 contact closure The 5 screws should not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam screws must be clear of the Y unit latch arm before the next 3 contact closure Hardware is shipped with each relay to provide additional cams than those u...

Страница 12: ...1 is recommended for this purpose The use of abrasive material for cleaning contacts is not recommended because of the danger of embedding small particles 12 in the face o f the soft silver and thus impairing the contact Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low tempera tures an...

Страница 13: ...L USE 18 STUD 190 32 5CREW FOR T HI C K PANEL US 190 a2 5TUD TE R MINAL AND M O U NTI N G DETJl ILS lA 4 HOL E S l OR 190 32 MT S C R E WS PAN EL CUTOUT DRILLINC FOR S EMl F LU S H Ml l A NE Pta u L NC OR c u Tou r OJ CT OM M tf DNT v fW 57 D 7903 Fig 9 Outline and Drilling Plan for the Type RC Relay in the Type FT32 Case 13 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 14: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 15: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 16: ...WESTINGHOUSE ELECTRIC CORPORATION RELAY DEPARTMENT NEWARK N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 17: ... at the Start position where the relay is in readiness for another cycle of automatic reclosures following the next tripping of the breaker For any automatic reclosing application the de rating factors for breaker interrupting ability should SUPERSEDES I L 41 661 0 Denotes ch ange from superseded i ssue be checked when choosing any particular reclosing cycle Also when using instantaneous first rec...

Страница 18: ...tacts 1 2 3 4 R i ght to Left Contact 14 T i mi n g Drum P ush R ad T I MI NG UNIT Cams 1 2 3 4 5 14 R i ght ta Left Drum speed d ial C la mp i n g screw C ontact 9 X U N I T C ontact 8 Motor Coi l Resistor X Y C o i l Resistor Fig 1 Type RC Relay Without z Unit Without Case 2 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 19: ...uc our OPTIOIAL REIISTOI TO IE CGIIIIECTEO FOR t l Y A C OitltoW u c OIILT COIITACTS DIUM oPWT fO l Z J l lUIIIT 8 9 9A 1UIILT f1 6 7 1J ZUIIIT tO lt l l LOIEI S UIIIT IOL EI0 0 UIIT IESISTOII TOI COIIUCT D FOI 2 0 W A C AIIO llt PWtD fQillOW A C TIMIIIO MOTOI TEST SWITtK TUM liM 182A758 Fig 3 Internal Schematic of the R C Relay With Z Unit in Type FT32 Case I nstantaneous X Unit a nd O p tiona1 C...

Страница 20: ...8 and X9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens de energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and X8 will be open to prevent premature energization of the breaker close circuit C o m p l ete O perati ...

Страница 21: ... 4 1 66 1 E A Start Position Y Unit Reset B During Immediate Reclosing Y Unit Reset to Latch C Preparing for Second Reclosure D Lockout Position Fig 4 Cam and Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 22: ...T O ll Z l c r u a 1 z 0 lE 0 1 00 1 c c r u u 1 z 0 u z z 0 u 1 f 0 1 1 0 0 Q Q T x T T 0 Q a r 1 u X XI z c c a Ill 1 QT II _ z 0 u 0 on on 0 on on 0 on 10 0 z 0 0 0 on N 0 N on 0 0 Ill 0 c Jill l 2 o u o N 10 1 1 ol 288B843 Fig 5 Contact Position Development One Immediate and Two Time Delay Reclosures Heavy Line Indicates Contact Closed or Coil Energized One R evolution in 60 Seconds Permanent ...

Страница 23: ... I L C I R 6KR MECH SW OPEN bb IN OPER POS I T I ON 1 2 3 4 1 RC RELAY DRUM OPERATED CO TACTS 52 LATCH CHEC K SW LC 52 O I L C I R BKR TRI P TC CO I L 2 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 P C RELAY CONTACTOR X UN I T 79 RC RELA Y SOLENO I D Y UN I T 101 CON TROL SW I TCH t ALARM 52 X NOTE FOR RECLOSURE THROUGH I NDEPEN DENT CONTACTS BUT NOT I N ST ANTANEOUS MAKE DOTTED CON NE...

Страница 24: ...BKR AUX SW C LOSED b WHEN aKR I S OPEH 52 O I L C l i BKR MECH SW CLOSED aa I N OPER POS I T I ON 52 O I L C I R BKR MECH SW OPEN bb I N OPER POS I T I ON 1 2 3 1 RC R ELAY DRUM OPERATED CONTACTS 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY COHTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 101 COHTROL SWJ TCH PR PROTECTI VE RELA Y 79 6 t ALARM NOTE FOR RECLOSURE ThROUGH I ...

Страница 25: ...ous trip pickup is about equal to the time overcurrent unit pickup In this case reestablishment of the instantaneous trip insures breaker lockout if the fault current is near pickup value The instantaneous trip circuit can alternately be reestablished each time the Y unit is reset by short circuiting the 14 contact with a jumper Selective One Shot Instantaneous Reclosing By eliminating the 3 cam i...

Страница 26: ... I N OPER POS I T I ON 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS l EGEND 52 1 52 y 52 LATCH CMECK SW LC 52 O I L C l i SKR TRI P TC COJ L 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 79 RC RELAY CONTACTOR Z UN I T 101 CONTROL SW I TCH 152 r y 2 Zll 79 6 T ij ALARM NOTE FOR RECLOSURE THROUGH I NDEPENDENT CONTACTS iUT NOT INSTA...

Страница 27: ...out position After the 3 cam springs have been set the 5 cam screws must be located to unlatch the Y unit after each 3 contact closure The 5 screws should not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam screws must be clear of the Y unit latch arm before the next 3 contact closure Hardware is shipped with each relay to provide additional cams than those used wi...

Страница 28: ...36H01 is recommended for this purpose The use of abrasive material for cleaning contacts is not recommended because of the danger of embedding small particles 1 2 in the face of the soft silver and thus impairing the contact Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low tempera ture...

Страница 29: ...TUD 1 6 190 325C Ri W FOR T H I C K PA N E L U S 1 90 32 STUD TE R M I N AL AND M O U NT1 N D I TP I LS NOTe L t ltM W S IONS lM IWC U I D I A 4 HO L E S OR 1 90 32 MTE SC R EW5 PAN EL C UT O UT DRILLIN FOR SEM I F L U S H M l P NE DQ I I C OR C UTOUT QR I SilOJ itCTIOW MTGt FRONT viEW of01 _ 20HO ES OR C UT OUT 57 D 7903 Fig 9 Outline one Drilling Plan for the Type RC Relay in the Type FT32 Case ...

Страница 30: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 31: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 32: ...WES T ING H OUS E E L EC T RIC COR P OR A T ION R E LAY I N STR U M E NT D IVI S I O N N EWAR K N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 33: ...t the Start position where the re lay i s in readiness for another cycle o f automatic rec losures foll o win g t h e next tri pping of the brea ker For any automatic rec lo sing application the de ratin g factors for breaker intPrrupting ability should SUPERSEDES I L 41 661 F Denotes change from superseded issue be checked when choosing any particular reclosing cyc l e Also w hen using instantane...

Страница 34: ...3 4 R i ght to Left Contact 1 4 T i mi ng Drum Push Rod TIMING U N I T Cams 1 2 3 4 5 1 4 Right to Left Drum speed d ial i ng screw Contact 9 X U N I T Contact 8 Motor Coil Resistor _ _ _ _ _ _ X Y Coi l Res i s tor Fig l Type RC Relay Without z Unit Without Case 2 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 35: ...IESISTOI TO IE C8HECTED FOR 1 0 V A C 01 11fo V ti C COITICU OIUM OPEIATEO 1 2 3 1 l UIIIT 8 9 9A Y UIIIT 5 6 7 U Z UMIT 10 11 1 1 LOtfEl H UII IT I L 41 661 G IEII STOI TO I toiiiECTED FOI Z tCI V A C MD lf PASStQ FOI no v a c TIMIIIG IGTOI TEST Sirlrctl TEIMIIIM 182A758 Fig 3 Internal Schematic of the R C Relay With Z Unit in Type FT32 Case Insta nta neous X U n i t a nd Optio na1 Cumulative Loc...

Страница 36: ...zed Then XB and X9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens de energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and X8 will be open to prevent premature energization of the breaker close circuit Complete O pe...

Страница 37: ... 41 661 G A Start Position Y Unit Reset B During Immediate Recio sing Y Unit Reset to Latch C Preparing for Second Reclosure D Lockout Position Fig 4 Cam and Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 38: ...y 0 1 l Z l ro q 1 l l cr 1 z 0 0 1 0 0 1 z 0 0 0 0 z 1 z 0 u J t 0 J 1 d d c T xy x T d cr z 1 x o z 4 1 c 1 cr en c 1 c 2T 31 lit z 0 0 0 on on 0 on on 0 on Ill 0 z 0 0 0 Ill on N 0 N 0 on 0 0 J IEI o oo N 00 i ol 288B843 Fig 5 Contact Position Development One Immediate and Two Time Delay Reclosures Heavy L ine Indicates Contact Closed or Coil Energized One Revolution in 60 Seconds Permanent Fau...

Страница 39: ...Eh dKJ I S OPEri 2 O I L C I R JK R MECri W CLOSED aa IN OPEi L POS I T I OH J2 O I L I R dKR MECh SW OPEN ou I N OPE R POS I T I ON 1 2 3 1 RC R ELAY D RUM OPERATED vUNTACTS 1 0 1 C ONTROL SW I TCH 52 CUTOFf RELAY y 79 RC RELAY MOTOR M 79 C R ELAY C ONTACTOR X UN I T J t C t ELA Y SOLENO I D Y UN I T 8 6 L OCKOU T R E LAY 17 to _J ALA H JL O T E F OR RECLOSURE THROU Gh I ND E PEN DE T CON TACTS d...

Страница 40: ...KR MECH SW OPEN bb I N OPER POS I T I ON 1 2 3 1 RC R ELAY ORUM OPERATED CONTACTS 101 C O N TR O L S W I T C H I S2 LATCH CHECK SW LC S2 O I L C I R BKR TRIP TC COI L 52 CONTROL RELAY X 52 CUTOFF R ELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UJI I T 79 RC RELAY SOLENO I D Y UJI I T 8 6 L O C K O UT RELAY PR PROTECT I VE RELAY 79 6 f7 ALARM NOTE FOR RECLOS RE ThROUGH I NDEPENDENT CONTACTS BU...

Страница 41: ...13 and 1 4 contact circuit o r by using the 4 contact circuit In the latter case the 4 cam is set for contact clo sure in the start position Relays with Z Unit As shown in figure 8 the Z unit is energized by a 52b contact Z unit contacts perform the same functions as 52a and 52b contacts The use of this unit reduces the number of control wires required Motor Operation from DC An external inverter ...

Страница 42: ...ON 1 2 3 t la RC RELAY DRUM OPERATED CON TACTS 1 0 1 C O N T R O L S W I T C H 79 9 79 15 In Y6 L EGEN D 52 LATCH CHECK SW LC 52 O I L C I R aKR TRIP TC COI L 52 CON TROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 79 RC R ELAY CONTACTOR Z UN I T 8 6 LOC KOUT R E LAY 2 Zll 79 6 T 1 ALARM NOTE FOR RECLOSURE THROUGH I NDEPENDEN T CON T...

Страница 43: ...hose just described may already have been m ad e I n s t a n t a n e o u s R e cla s e O p e r a t i o n Assume a high speed trip for a line fault This energizes the SX operating c oil which is in s eries with the trip coil 52T The SX contac t along with the closed Y 1 3 and 14 contacts ess entially bypass the 3 contact reclosing circuit to initiate immediate reclosin g At the same time the X Y an...

Страница 44: ...re may be utilized as shown in figure 9 to transfer the motor to line side potential upon loss of bus voltage M od i fi c ations for O ther F eatures The relay circuits are sufficiently flexible that any of the above features may be eliminated or modified to suit the individual operational needs For example the voltage units may be reconnected or disconnected to set up other voltage logic Also syn...

Страница 45: ...ings have been set the 5 cam scre ws must be located to unlatch the Y unit after each 3 contact closure The 5 screws should not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam s cre ws must be c lear of the Y unit latch arm before the next 3 contact closure Hardware is shipped with each re lay to provide additional cams for applications requiring more cams than are...

Страница 46: ...S l82A836H01 is recommended for this purpose The use of abrasive material for cleaning contacts is not recommended because of the danger of embedding small particles 1 4 i n the face of the soft silver and thus impairing the contact Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low temp...

Страница 47: ... l IO rt 1 10 G Yl3 I I 8 79 5 52 Cl s b NEG TO INTER MEO IAT ___ L OCKOUT lti L A TIME R 1 TO F I N A l 4 I OCKOUT 0 1 I R IV l TIM 12 I I I I I V N 00 u 00 0 r a a e c u c u i u E u 0 E a c u D E LiJ 1 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 48: ...j _ w o w _ J w z o z Z 4 8 w o 0 l 2 0 40 60 5 1 0 I S 2 0 2 5 3 0 35 40 5 c 0 z 0 r 0 r u 6 u s J J 0 z J z v 1 0 _ J J 4 5 so 55 60 I CYCLES bOnu BA S E _ S CONDS T I ME CONTACT POSITION 0 VELOPMENT HE VY LINE tN DICA TES Cot TACTS CLOSED OR COIL ENERGIZED 4 0 8C 8 2 3 Fig 10 Contact Position Development R C Relay with C VE 1 Synchro Verifier Relay Supervision Heavy Line Indi cates Contact Clos...

Страница 49: ... 1 12 l01 R SG UR I T INTERNAL SCHEMATIC ut J 1 2fl Ylll 7 1 1 Z12 1 I l I I FRONT VIEW SOLEIIO I D UII IT RES I STOR TO IE COUECTED FOR 2 0t A C AID BY PASSED FOR 12 C T IMIIG MOTOR TEST SI I TCH TEIM I IAL 1 8 8A l 8 4 Fig 1 1 Internal Schemati c of the RC Relay With Z Un it and 3 Contact Connected to Terminals in Type FT32 Case 1 7 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 50: ...18 STUD 190 32 5 c Re W F OR T H I C K PA N E L U S 1 90 32 5TUD T E R M I NAL AND M O U N T I N G D ETA I LS NOTif AI L O M W E IONS lH IWC I D I A 4 1 0 L E S I OR 1 90 32 MT SC R EW5 PAN E L C UT O UT DRILL IN j FoR SEM i F L U S H MT PA NEL DSll lt 4 OR C UTOUT I ROJ itCTIOW MTGo FRONT lEW fOIA Z0 10 ES ORCUT OUT 57 D 7903 Fig 12 Outline and Drilling P lan for the Type RC Relar in th e Type F ...

Страница 51: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 52: ...W E S TI N GHOUS E E LECTRIC COR P ORATIO N R E LAY I N STR U M E NT D IVI S I O N N EWAR K N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 53: ...the Start position where the relay is in readiness for another cycle of automatic rec losures following the next tripping of the breaker For any automatic reclosing application the de rating factors for breaker interrupting ability should SU PERSEDES I L 41 661 E Denotes c hange from su perseded i ssue be checked when choosing any particular reclosing cycle Also when using instantaneous first rec ...

Страница 54: ...d plunger Contact Y7 Contacts 1 2 3 4 Right to Left _ _ _ Contact 14 T i mi ng Drum 1 Push Rod Cams 1 2 3 4 5 1 4 R ight to Left Drum speed dial Clamping screw Motor Coi l Resi stor X Y Coil Res istor Fig J Type RC Relay Without z Unit Without Case y SO L E NOID UNIT TIMING UNIT X UNIT w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 55: ...g IJPPER SG UIIIT CUMULATIVE LOUOUT OPTIOIAL RESI STOR TO lE ___ COIIMECTEO fOil NO Y A C OII ll o Y U C Ollll OIIUM Of ERATEO W 1 2 3 114 l UIII T 8 1 9 1 Y UMIT i 6 7 1 J Z UII I T 10 1 1 1 1 REII STOI TO I COIIMECTEO FOI 2110 Y A C AIIO 6f P USUI f01 120 Y A C TUUIIG MOTOR TEST SWITCH TERMIIAL l82A758 Fig 3 Internal Schematic of the RC Relay With Z Unit In Type FT32 C ase I nsta nta neo us X U ...

Страница 56: ... Then X8 and X9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens de energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and X8 will be open to prevent premature energization of the breaker close circuit Comp l e te O pe...

Страница 57: ... 4 1 66 1 F A Start Position Y Unit Reset B During Immediate Recio sing Y Unit Reset to Latch C Preparing for Second Reclosure D Lockout Position Fig 4 Cam and Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 58: ... e tool T T T en 1 u a 1 q 1 z u z l 0 u I I 1 0 1 Clll d d D Q T X T x T d Q lr r 1 w u X X I z c l l w C lll lr Ill 1 QT z 0 u 0 In I 0 I on 0 10 IJ a z 0 0 u UJ IJ 10 N 0 N In 0 In 0 0 IIJ rn c I I 2 o u 0 N 10 w 1 al 288B843 Fig 5 Contact Position Development One Immediate one Two Time Delay Reclosures Heavy Line Indicates Contact Closed or Coil Energized One Revolution in 60 Seconds Permanent...

Страница 59: ...I ON 52 O I L C I R 6KR MECH SW OPEN bb IN OPER POS I T I ON 1 2 3 4 14 RC RELAY DRUM OPERATED CO TACTS 52 LATCH CHECK SW LC 52 O I L C I R KR TRI P TC CO I L ti2 CON TROL RELAY X 52 CUTOFF RELAY y 79 RC R E LAY MOTOR M 79 P C R ELAY C ONTA CTOR X UN I T 79 RC RELA Y SOLENO I D Y UN I T 101 CON TROL S W I TCH t ALARM 52 X NOT E FOR RECLOSURE THROUGH I NDEPEN DENT CONTACTS BUT N OT I NSTANTANEOUS M...

Страница 60: ...R SKR ECH SW CLOSED aa I N OPER POS I T I ON I L EGEN D 52 LATCH CHECK SW LC 52 O I L C I R BKR TR I P TC COI L 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 6 f ALARM NOTE FOR RECLOSuRE THROUGH I NDEPENDENT CONTACTS BUT NOT I MSiANTANEiUS AKE DOTTED CONNECT I ON S A S SHOWN AND OPEN CONNEC T I ON TO TERM I NAL 16 52 O I L C I R BKR MECH SW OPEN bb l ri OPER POS I T I ON 1 2 3 1 RC R ELAY DRUM OPERATED ...

Страница 61: ... by using either the Y13 and 14 contact circuit or by using the 4 contact circuit In the latter case the 4 cam is set for contact clo sure in the start position Relays with Z Unit As shown in figure 8 the Z unit is energized by a 52b contact Z unit contacts perform the same functions as 52a and 52b contacts The use of this unit reduces the number of control wires required Motor Operation from DC A...

Страница 62: ... I T I ON 52 O I L C I R BKR MECH SW OPEN bb I N OPER POS I T I ON 1 2 3 lt llt RC RELAY DRUM OPERATED CONTACTS L EGEN D 52 LATCH C ECK SW LC 52 O I L C l i aKR TRI P TC COJ L 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 79 R C RELAY CONTACTOR Z UN I T 101 CONTROL SW I TCH HOTE FOR RECLOSURE THROUGH I N DEPENDENT CONTACTS 8...

Страница 63: ...sition After the 3 cam springs have been set the 5 cam screws must be located to unlatch the Y unit after each 3 contact c losure The 5 screws should not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam screws must be clear of the Y unit latch arm before the next 3 contact c losure Hardware is shipped with each relay to provide additional cams than those used with f...

Страница 64: ...82A836H01 is recommended for this purpose The use of abrasive material for cleaning contacts is not recommended because of the danger of embedding small particles 1 2 in the face of the soft silver and thus impairing the contact Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low tempera ...

Страница 65: ...E L US 190 32 5TUD T E R M I NAL AND M O U NTI N 7 D ETA I LS NOTI OtME W SION S IWCHK D l A 4 H O L E 5 FOR 1 90 32 MTE SC R EWS PAN EL CUTOUT DRILLJNq FOR SEM I F L U S H MT P EL 01 lii L NC OR CUTOUT nloll i RO JitCT 0 1 M FRONT viEW foti 20 E io OR CUT OUT 57 D 7903 Fig 9 Outline and Drilling P lan for the Type RC Relay in the Type FT32 Case 1 3 w w w E l e c t r i c a l P a r t M a n u a l s ...

Страница 66: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 67: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 68: ...WES T INGHOUS E E L EC T R IC CO R P O R A T ION R E LAY I N STR U M E NT D IVI S I O N N EWAR K N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 69: ... arivance to and stop at the Start positio n wh PrP t h e rP la v i s i n readinPss for another cycle o f automatic rPc los un s follo wi n g thP n e x t tri pping o f t h e hre a k f For a ny automati c rPdn s i n g appli catio n the de ratin g factors for tm akPr i n t Prru p t i n g abilitY s hould SUP ERSEDES I L 41 66 1 0 Denotes ch ange from s uperseded i ssue be checked when c hoosing any p...

Страница 70: ...act Y7 Contacts 1 2 3 4 Right to Left Contact 14 Ti ming Drum Push Rod Cams 1 2 3 4 5 14 Right to Drum speed dial Clamping screw Contact 9 Contact 8 Motor Coil Resistor X Y Coi l Resistor Fig J Type RC Relay Without z Unit Without Ccrse Left y SOL E NOID UNIT TIMING UNIT X UNIT w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 71: ...ng ti MilATifE LOC IOUT otTIOIAL RUI ITOI TO IE ____ t9111 tTEO FOII t D 1 11 ll w u c OILY COITIICT DllM OPEU TEO l l J l l t X UIII T II i gA Y UI L T io i 7 1 J l UII I T 10 1 Lt UKifJI S I IN I T IUISTOI TO I COIIIECTUl fOi l O w t t AID f UStll f ll uo TIMI G IGTOI TEST SIITCM TUMI IM l82A758 Fig 3 Internal Schematic of the RC Relay With Z Unit In Type FT32 Case I nsta nta neous X U n i t a n...

Страница 72: ...zed Then X8 and X9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens de energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and X8 will be open to prevent premature energization of the breaker close circuit Comp l e te O...

Страница 73: ...L 41 66 1 E A Start Position Y Unit Reset B During Immediate Reciosing Y Unit Reset to Latch C Preparing for Second Reclosure D Lockout Position Fig 4 Cam and Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 74: ... z t r I f 1 t 8 tDl T T T fJ 1 IE u 1 C 1 z u z 0 0 I I tt t I I I t J t 0 J 1 0 0 D T X T K T 0 IIC r 1 u X z c l l c illl IIC ID Ill I Q 1 Q QT Ill z 0 u 0 on on 0 on on 0 ll fJ 0 z 0 0 u 1 1 fJ ll N 0 N on 0 on 0 II 0 IJ IJ c J m o u 0 N 011 1 1 1 ol 288B843 Fig 5 Contact Position Development One Immediate and Two Time Delay Reclasures Heavy L ine Indicates Contact Closed or Coil Energized One...

Страница 75: ...MECn SW CLOSED aa IN OPER POS I T1 ON 2 O I L C I R dKR MECH S w OPEN bb IN OPE R POS I T I ON 1 2 3 1 RC RELAY DRUM OPERATED C 1 h TACTS 52 LATCri CHEC K SW LC 52 O I L C I R d K R TR I P TC CO I L 2 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 P C R ELAY CONTACTOR X UN I T 79 RC KELA Y SOLENO I D Y UN I T 101 CONTROL Sw i TCH 79 6 I t ALARM 52 X NOTE FOR RECLOSURE THROUGH I ND E PEN ...

Страница 76: ... BKR AU X SW C LOSED b WHEN BKR I S OPEN 52 O I L C I R BKR ECH SW CLOSED aa I N OPER POS I T I ON 52 O I L C I R BKR MEC H SW OPEN bb I N OPER POS I T I ON 1 2 3 14 RC R ELAY DRUM OPERATED CONTACTS 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC R E LAY SOLENO I D Y UII I T 101 CONTROL SW I TCH PR PROTECTI VE RELAY 7 9 6 t7 ALARM NOTE FOR RECLOSuRE Th...

Страница 77: ... c ircuit o r b y using the 4 contact circuit In the latter case the 4 cam is set for contact clo sure in the start position Relays with Z Unit As shown in figure 8 the Z unit is energized by a 52b contact Z unit contacts perform the same I L 4 1 66 1 E functions a s 52a and 5 2b contacts The use of this unit reduces the number of control wires required Motor Operation from DC An external inverter...

Страница 78: ...MECH SW OPEN bb I N OPER POS I T I ON 1 2 3 1 RC RELAY DRUM OPERATED NDCH LEGEND 52 __ _ 52 Y 1 aa t 52 LATCH C ECK SW LC 52 O I L C l i BKR TRI P TC CO I L 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 79 RC RELAY CONTACTOR Z UN I T 10 1 CONTROL SW I TCH 152 r y 2 Z l l 79 6 T 17 ALARM NOTE F OR RECLOSURE THROUGH I NDEPENDE...

Страница 79: ...cam springs have been set the 5 cam screws m ust b e located to unlatch the y unit after e ach 3 c ontact c losure The 5 screws s hould not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam s crews must I L 41 661 E be clear of the Y unit latch arm before the nrxt 3 contact closure H ardware is shipped with e ach relay to provir P additional cams than those used with...

Страница 80: ...S 182A836H01 is recommended for this purpose The use of abrasive material for cleaning contacts is not recommended because of the danger of embedding small particles 1 2 in the face of the soft silver and thus impairing the contact Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low tempe...

Страница 81: ... T H I C K PA N EL u s 1 1 90 22 5TUD TE R M I N AL A N D M O U NT I N G D eTA I LS I D I A 4 1 l O L E S OR 1 9 0 32 MTt S C R E WS PAN E L C U T O UT DRILLIN j FOR S t M I F L U S H Ml i P 4E OQ IU NC OR C JTCUT l aR i SiOJ I CTIC M FRONT vi W DIA 20 0 E ORC U OIJT 57 D 7903 Fig 9 Outline and Drilling Plan for the Type RC Relay in the Type FT32 Case 1 3 w w w E l e c t r i c a l P a r t M a n u ...

Страница 82: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 83: ... the Start position where the relay is in readiness for another cycle of automatic reclosures following the next tripping of the breaker For any automatic reclosing application the de rating factors for breaker interruiJting ability should SUPERSEDES I L 41 661 B Denotes change from superseded i ssue be checked when choosing any particular reclosing cycle Also when using instantaneous first reclos...

Страница 84: ...ts 1 2 3 4 Right to Left _ _ Contact 14 Timing Drum __ _ _ _ _ Push Rod Cams 1 2 3 4 5 14 R ight to Left Drum speed d ial Clamping screw Motor Coi l Resistor X Y Coi l Resistor Fig l Type RC Relay Without z Unit Without Case y SOL E NO I D UNIT TIMING UNIT X UNIT w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 85: ... OPTIOIIM RESISTOII TO IE CGI IIECTEO FOR J tO V A C 01 1 V u C OJtLY COIITACTS DR It OPERATED 1 2 3 1 11 X UII I T 8 9 9A Y UNIT 5 6 7 tJ Z UIIIT O ll l2 LOIEit SG UNIT I L 41 661 C SOLEIIOID UK I T RESI STOR T O li E COIIIIECTED FOI 2 Y A C AMO BY PASStD FOR 1ZO I A C TIM KG MOTOR TEST SWITCK TERMUIAL l82A758 Fig 3 Internal Schematic of the RC Relay With Z Unit in Type FT32 Case I nsta nta neous...

Страница 86: ...ized Then X8 and X9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens de energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and XB will be open to prevent premature energization of the breaker close circuit Compl ete O ...

Страница 87: ...tart Position Y Unit Reset C P reparing for Seconcl Reclosure I L 41 661C B During Immediate Recio sing Y Unit Reset to Latch D Lockout Position Fig 4 Cam ancl Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 88: ...Ill lil t a 1 z 0 a 0 0 0 1 c t 1 0 z z 0 0 col 1 t 0 1 Clll 0 0 _g T T T T 0 a r o z z c l _ 1 1 w e ll a ID Ill _Q 1 _Q QT iii Ill z 0 0 on on 0 on on oot 0 oot I Ill 0 z 0 0 1 1 Ill I N 0 N Q on 0 0 1 1 I J c 1 1 1 o o N 1 1 z 1 ol 288B843 Fig 5 Contact Position Development One Immediate and Two Time Delay Reclo sures Heavy Line Indicates Contact Closed or Coil Energized One Revolution in 60 Se...

Страница 89: ...EN DENT CONTACTS BUT HOT I HS ANTANEOUS MAKE DOTTED CON NECTI ONS AS SHOWN AND OPEN CONNEC T I ON TO TERM I NAL 1 6 a WHEN B KR I S OPEN 52 O I L C I R BKR AUX SW CLOSED b WHEN aKR I S OPEN 52 O I L C I R dKR MECri SW CLOSED aa IN OPER POS I T I ON 52 O I L C I R SKR MECH SW OPEN bb IN OPER POS I T I ON 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS 52 CUTOFF RELAY y 7 9 RC RELAY MOTOR M 7 9 C RELAY CONT...

Страница 90: ...SW OPEN bb IN OPER POSITION 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS 52y lEGEND 52 LATCH CHECK SW LC 52 OIL Cli BKR CLOSJNG C COIL 52 CONTROL RELAY X 52 CUTOfF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UNIT 79 RC RELAY SOLENOID Y UMIT 101 CONTROL SWITCH PR PROTECTIWE RELAY 79 6 1 J ALARM NOTE FOR RECLOSuRE ThROUGH INDEPENDENT CONTACTS jUT NOT l NSTANTUEitiS MAXE DOTTED CONNECTIONS AS SHOW...

Страница 91: ...act circuit or by using the 4 contact circuit In the latter case the 4 cam is set for contact clo sure in the start position Relays with Z Unit As shown in figure 8 the Z unit is energized by a 52b contact Z unit contacts perform the same I L 41 661 C functions as 52a and 52b contacts The use of this unit reduces the number of control wires required Motor Operation from DC An external inverter is ...

Страница 92: ... 3 q 1q RC RELAY DRUM OPERATED COIHACTS 79 r 1 5 n 52 b f 79 12 L 52 LEGEND 52 LATCH CHECK SW LC 52 O I L C l ll BKil CLOS I N G C CO L 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY COMTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 79 RC RELAY CONTACTOR Z UJI I T 191 CONTROL SW I TCH I t l I 2 152 L Z12 I f Zll T v 79 6 Tq 1 9 ALARM NOTE FOR RECLOSURE THROUGH I NDEPENDENT C...

Страница 93: ...out position After the 3 cam springs have been set the 5 cam screws must be located to unlatch the Y unit after each 3 contact closure The 5 screws should not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam screws must be clear of the Y unit latch arm before the next 3 contact closure Hardware is shipped with each relay to provide additional cams than those used wi...

Страница 94: ... 182A836H01 is l ecommended for this purpose The use of abrasive material for cleaning contacts is not recommended because o f the danger of embedding small particles 1 2 in the face of the soft silver and thus impairing the contact Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low temp...

Страница 95: ...L u s 1 j90 3a TUD TE R M I N AL AND M O U NT I N G DET lLS D I A 4 H O L E S FOR 1 90 32 MT S C R E WS PAN E L CUTOUT DRILLIN i FoR SEM I F L U S H MIG p _ E OstiU C OR CUTOUT f aai ROJitCT C N MTG f RoNT viEW fOII 2 0HO E S OR CU f OUT 57 D 7903 Fig 9 Outline and Drilling Plan for the Type RC Relay in the Type FT32 Case 13 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 96: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 97: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 98: ...WES T IN G HOUSE E L EC T RIC CORPORA T ION R E LAY I N STR U M E NT D IV I S I O N N EWAR K N J Printed in U S A w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 99: ...and st op at the Start po siti o n where the re l ay is in readiness f o r an o ther cyc le o f aut o matic rec lo sures f ollo wing the next tri pp ing o f the breaker Fo r any aut o matic rec lo sing a ppl icati o n the de rating fact o rs f o r breaker interru p tin g abi l ity sh o u l d SUPERSEDES I L 41 661 Denotes changed from superseded i5sue be checked when ch oo sing any p articu l ar re...

Страница 100: ...ger Contact Y7 Contacts 1 2 3 4 Ri ght to Left Contact 1 4 Timing Drum Push Rod TIMING UNIT Cams 1 2 3 4 5 14 R ight to Left Drum speed dial Clamping screw Contact 9 X UNIT Contact 8 Motor Coi l Resistor X Y Coil Resistor Fig 1 Type RC R elay Without z Unit W ithout C ase 2 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 101: ...PTIOIIAL RESIST OR TO ilE __ COMMECT 0 FOR 4 0 V A C OR l t V u C Ollll COMTACTS DRUM OPERA T 1 1 L L J I l X UMIT 1 1 I I Y UN l 6 7 1J Z llM I T 10 11 1 1 LOWER SG UMIT Y l l H1f l i 1 10 FRONT VIEW SOLEMOID UNIT RESI S T O R T O ll COIIIIECTEO FiJ J V A C AIIO BY PASSlO FOR UO V t C TIMIMG MO T OR T EST SWITCii TERfoiiiiAL l82A7S8 Fig 3 Internal Schematic of the RC Relay With Z Unit in Type FT3...

Страница 102: ...rgized Then X8 and X9 contacts seal around the Y5 contact and energize 4 79Y coil respectively Contact Y5 opens and re mains open until the Y unit is completely reset at 6 seconds As the breaker closes 52bb contact opens d e energizing the X and Y coils Should the breaker immediately trip again contacts Y5 and X8 will be open to prevent premature energization of the breaker close circuit Complete ...

Страница 103: ...L 41 661 A A Start Position Y Unit Reset B During Immediate Reclosing Y Unit Reset to Latch C Preparing for Second Reclosure D Lockout Position Fig 4 Cam and Y Unit Contact Positions 5 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 104: ...u a 0 I 0 I t t 1 8 f 10 1 T T T f I I t t I z u z 0 u Ii I II I i I __l t 0 ml cnl d d c T xT xT d a r I x u z t t w t 31 a f Ill Q l Q 2T 3 f _ z 0 u 0 It I 0 It It v 0 v It I f 0 z 0 0 u IIJ f It 0 0 10 0 10 0 IIJ v f f IIJ t J II c o u o 10 o l IIJ i 288B843 Fig 5 Contact Position Development One Immediate and Two Time Delay Reclosures Heavy Line Indicates Contact Closed or Coil Energized One ...

Страница 105: ...DEPEN DENT CONTACTS BUT N OT I NS r ANTANEOU S 14AKE DOTTED CON NECT I ONS AS SHOWh AND OPEN CONN EC T I ON TO T ERM I NAL 16 a WHEN BKR I S OPEH 52 O I L CIR BKR AUX SW CLOSED b WHEN oKR IS OPEN 52 OIL CIR BKR MECH SW CLOSED aa IN OPER POSITION 52 OIL CIR SKR MECH SW OPEM bb IN OPER POSITION 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 P C R ELAY CONTACTOR X UN...

Страница 106: ...POS I T I ON 1 2 3 1 RC RELAY DRUM OPERATED CONTACTS 52 J y l EGEHO 52 LA TCH CHECK SW LC 52 OIL Cl BKR CLOSING C COIL 52 CONTROL RELAY X 52 CUTOFF RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UNIT 79 RC RELAY SOLENOID Y UIHT 101 CONTROL SWITCH PR PROTECTIVE RELAY 79 6 r ALARM NOTE FOR RECLOSuRE ThROUGH INDEPENDENT CONTACTS BUT NOT INSTAHTUEiUS tAICE DOTTED CONNECT I ON S A S SHOWH AND OPEN...

Страница 107: ...ct circuit or by using the 4 contact circuit In the latter case the 4 cam is set for contact clo sure in the start position Relays with Z Unit As shown in figure 8 the Z unit is energized by a 52b contact Z unit contacts perform the same I L 41 661A functions as 52a and 52b contacts The use of this unit reduces the number of control wires required Motor Operation from DC An external inverter is av...

Страница 108: ...N 1 2 3 RC RELAY DRUM OPERATED CON TACTS 79 9 79 15 1n 79 TI 5 1 52 2 Zll Y6 I I T y I I LEGEND 52 J 52 y 52 LATCH CHECK SW LC 52 O I L C I R BKi CLOS I NG C COJ L 52 CONTROL RELAY X 52 CUTOff RELAY y 79 RC RELAY MOTOR M 79 RC RELAY CONTACTOR X UN I T 79 RC RELAY SOLENO I D Y UN I T 79 RC RELAY CONTACTOR Z UII I T 101 CONTROL SW I TCH 79 6 T 1 ALARM NOTE fOR RECLOSURE THROUGH I NDEPENDENT CONTACTS...

Страница 109: ...After the 3 cam springs have been set the 5 cam screws must be located to unlatch the Y unit after each 3 c ontact c losure The 5 screws should not rotate the Y unit latch arm until the 3 contact has opened In addition the 5 cam screws must be clear of the Y unit latch arm before the next 3 contact closure Hardware is shipped with each relay to provide additional cams than those used with factory ...

Страница 110: ...cts is not recommended because of the danger of embedding small particles in the face of the soft silver and thus impairing the contact 1 2 Motor Lubrication The motor bearing contains a supply of special lubricant sufficient for from three to five years serv ice This lubricant does not congeal at low tempera tures and permits satisfactory operation of the motor at ambient temperatures of 30 F to ...

Страница 111: ... F OR T l 1 C K PA N E L u s 1 90 32 5TUD T E R M I NAL AND MOU NTI N D ETA I LS NOTI 1 OIM N C ION INC HES D I A 4 H O L E S FOR I S 0 52 MTE SC R EWS P A N E L C UT O UT DR I L L IN FOR S EM I F L U S H MT P NE DR ILl IN Z OR C UTOUT I PRO J ItCTION MiC FRONT viEW fDIA ZOHO E ORCUT OUT 57 D 7903 Fig 9 Outline and Drilling P lan for the Type RC Relay in the Type FT32 Case 1 3 w w w E l e c t r i ...

Страница 112: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 113: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Страница 114: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

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