Rockwell Automation Allen-Bradley 1502, User Manual

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Rockwell Automation Allen-Bradley 1502 User Manual Download Page 44

Maintenance

4-15

1502-UM051E-EN-P – June 2013

ăFDMPTJOHDPJMJTUIFMBSHFSPGUIFUXP 4FSJFT%POMZBOEJTMPDBUFEUPXBSE

UIFGSPOUPGUIFDPOUBDUPS3FGFSUPUIFBQQSPQSJBUFXJSJOHEJBHSBN $IBQUFS
m*OTUBMMBUJPOUPFOTVSFUIBUUIFCSJEHFEJPEFBOEPS.07MFBETBSF

properly connected and for complete control wiring details.

&OTVSFUIBUBMMMFBETEJPEFTBOE.07TBSFTFDVSFEUJHIUMZ0QFSBUFUIF

contactor several times to ensure that the core is located properly.

#FGPSFCFHJOOJOHXPSLPOUIFDPOUBDUPSFOTVSFUIBUJUJT
JTPMBUFEGSPNBMMQPXFSTPVSDFTBOEMPDLFEPVUBOEUIBU
UIFDPOUBDUPSJTJOUIFPQFO PSUSJQQFETUBUF

Figure 4.20 – Mechanical Latch Assembly

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DPJMMFBETBSFUIFCMVFBOEXIJUFXJSFTDPOOFDUFEUPUFSNJOBMT#BOE%
SFTQFDUJWFMZ TFF'JHVSFPS$VUBOZXJSFUJFTGBTUFOJOHUIFMFBETUP

the contactor base.

3FNPWFMBUDIQJWPUCPMUXJUIB"MMFOLFZBTTIPXOJO'JHVSFBOE

remove the lever assembly. The latch spring is no longer retained at this

QPJOUBOENBZGBMMPVUPGUIFDPSFmEPOPUNJTQMBDFUIJTTQSJOH

3FNPWFUIFUSJQDPSFNPVOUJOHCPMUBTTIPXOJO'JHVSFBOETMJEFUIF

core out of the coil allowing the coil to be removed.

4MJEFUIFDPSFJOUPUIFOFXDPJMBOEJOTUBMMUIFDPSFNPVOUJOHCPMU

Mechanical Latch Trip Coil
Replacement Procedure

A T T E N T I O N

Latch Lever Assembly

Yoke Plate

Latch Roller

Manual Trip Actuator

Manual Trip Guide Block

Trip Coil (core hidden)

Core Mounting Plate

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Summary of Contents for Allen-Bradley 1502

Page 1: ...Medium Voltage Contactor 800A 2400 7200 V Bulletin 1502 Series D and E User Manual ...

Page 2: ...hole or in part without written permission of Rockwell Automation Inc is prohibited Throughout this manual when necessary we use notes to make you aware of safety considerations Labels may also be on or inside the equipment to provide specific precautions Allen Bradley Rockwell Software Rockwell Automation and TechConnect are trademarks of Rockwell Automation Inc Trademarks not belonging to Rockwe...

Page 3: ...zation Inspection 2 2 Storage 2 2 Vacuum Bottle Integrity Test 2 3 Insulation Resistance Test 2 5 Chapter 3 Installation Mounting 3 1 Electrical Connections 3 2 Wiring and Schematic Diagrams 4FSJFT r MFDUSJDBMMZ FME POUBDUPS OPSNBM ESPQ PVU UJNF 3 4 4FSJFT r MFDUSJDBMMZ FME POUBDUPS GBTU ESPQ PVU UJNF 3 5 4FSJFT r MFDUSJDBMMZ FME POUBDUPS 3 6 4FSJFT r FDIBOJDBM BUDI POUBDUPS 3 7 4FSJFT r FDIBOJDBM...

Page 4: ...DBM BUDI 5SJQ PJM 3FQMBDFNFOU 1SPDFEVSF 4 15 FDIBOJDBM BUDI 3PMMFS 3FQMBDFNFOU 1SPDFEVSF 4 17 FDIBOJDBM BUDI FDIBOJTN 3FGVSCJTIJOH 1SPDFEVSF 4 17 Altitude Adjustment 4 18 Drop out Time Conversion 4 20 Auxiliary Contact Replacement and Set up Procedure 4 21 Chapter 5 Troubleshooting 5SPVCMFTIPPUJOH r 5BCMF 5 1 5ZQJDBM POUBDUPS PJM NQFEBODF 7BMVFT r 5BCMF 5 1 Chapter 6 Renewal Parts 800A Electricall...

Page 5: ...r example three phase motors transformers power capacitors and resistive heating loads Mechanically latched contactors are used mainly in situations requiring the contactor to remain closed in the event of power failure The contactor uses three 3 interrupters hereafter referred to as vacuum bottles operated by an electromagnet assembly through a mechanical linkage They are resistant to adverse atm...

Page 6: ... ceramic housing One contact is mounted on a fixed shaft and the other is attached to a movable shaft The bearing and stainless steel bellows ensure that the movable contact tracks accurately and maintains vacuum integrity within the bottle Arc shield Fixed shaft Ceramic Contacts Bellows Bearing Movable shaft Figure 1 2 TypicalVacuum Bottle Cross Section ...

Page 7: ...DUT MPDBUFE PO UIF MFĕ TJEF PG the contactor change state once the contactor closes r ăF DVSSFOU UIBU JT FOFSHJ JOH UIF DMPTJOH DPJM JT UIFO TXJUDIFE PĈ ăF DPOUBD tor remains closed by the hold in coil only r ăF DPOUBDUPS JT PQFOFE CZ EF FOFSHJ JOH UIF IPME JO DPJM The mechanical latch version of the contactor operates basically the same way with the following exceptions r PUI DPJMT BSF EF FOFSHJ ...

Page 8: ...rent is reduced to a lower hold in value r 8IFO UIF OUFMMJ7 BOE OUFMMJ7 1MVT DPOUSPM NPEVMFT IBWF UIF DMPTF command removed the coil is de energized opening the contactor The mechanical latch contactor operates in much the same manner as the electri cally held version see above with a few exceptions r 0ODF UIF DPOUBDUPS JT DMPTFE B TQSJOH MPBEFE NFDIBOJTN NPWFT B SPMMFS against the armature plate ...

Page 9: ...ctor Product Description 1 5 1502 UM051E EN P June 2013 Latch Lever Latch Spring Manual Trip Mechanism Mechanical Latch Trip Coil Contactor Closed Figure 1 4 Top Partial SectionView Showing Mechanical Latch ...

Page 10: ...ontactor Label Catalog No Explanation The following catalog number explanation will help identify the contactor and shall be used when contacting your local Rockwell Automation Sales office or the factory for assistance A 3 p o le electrically held contactor B 3 p o le mech an ically latched contactor with electrical an d mechanical release 1502 V 8 D X D A 1 First Position Bulletin N um ber 1502 ...

Page 11: ...ltage 95 Drop out Voltage 75 Trip Current ADC 200 milliseconds 5 2 110 to 240 VAC or 110 to 250 VDC VAC VCL X VCTL Max VDC VCL VCTL Trip Voltage 70 Close Current ADC 13 1 Hold Current ADC 0 24 Trip Current ADC 5 6 Pick up Voltage 102 120 VAC 110 VDC Trip Voltage 84 Contactor Coil Data Series D Control Voltage VCTL Coil Voltage VCL Coil Inrush Current A Electrically Held 13 1 7 1 Coil Inrush Curren...

Page 12: ...nd Mechanical Latch 50 or 60 Hz milliseconds 60 Capacitor Switching max KVAR 2400 V 2000 4160 V 3000 System Voltage 6900 V 4000 General Standard Altitude Capability meters feet 1 000 to 5 000 3 300 to 16 500 Contactor Weight kg lbs 45 100 Auxiliary Contact Rating A600 Auxilairy Contacts on the Vacuum Contactor Max 3 N O 3 N C The voltage and current ratings listed are valid up to 1 000 m 3 300 fee...

Page 13: ... Inspection r IFDL GPS BOZ DSBDLT PS CSFBLT EVF UP JNQBDU r 1VTI PO BSNBUVSF QMBUF UP FOTVSF NFDIBOJTNT BSF JO HPPE XPSLJOH PSEFS r 6TF B J1PU UFTUFS UP FOTVSF WBDVVN CPUUMF JOUFHSJUZ SFGFS UP 7BDVVN PUUMF Integrity Test later in this chapter Handling ăF DPOUBDUPS XFJHIT BQQSPYJNBUFMZ LH MC BOE JU JT GFBTJCMF GPS UXP QFPQMF UP TBGFMZ IBOEMF UIF DPOUBDUPS GPS B TIPSU EVSBUJPO JOKVSZ NBZ PDDVS shoul...

Page 14: ...EMJOH UIF contactor FWFS MJĕ B DPOUBDUPS BCPWF BO BSFB XIFSF QFSTPOOFM BSF MPDBUFE Pre energization Inspection Before placing the contactor in service inspect it carefully for possible damage sustained in transit or during maintenance r IFDL UIBU BMM JOUFSQIBTF CBSSJFST BSF DPSSFDUMZ JOTUBMMFE r IFDL IPVTJOH GPS BOZ DSBDLT PS CSFBLT EVF UP JNQBDU r 1VTI PO UIF BSNBUVSF QMBUF SPUBUJOH TIBĕ UP FOTVS...

Page 15: ...mishandling during shipment This damage may not be vis ible so this test should be performed before the contactor is energized for the first time and each time it is returned to TFSWJDF BĕFS NBJOUFOBODF BEKVTUNFOU PS SFQBJS 0UIFSXJTF this test should be performed annually BVUJPO TIPVME CF FYFSDJTFE EVSJOH UIJT UFTU TJODF IJHI WPMUBHF UFTUJOH JT QPUFO tially hazardous JHI QPUFOUJBM UFTU JOTUSVNFOUT...

Page 16: ...NVTU CF DPOOFDUFE UP UIF MPBE TJEF PG UIF DPOUBDUPS 8JUI UIF DPOUBDUPS JO UIF PQFO QPTJUJPO DPOOFDU UIF UFTU MFBET UP UIF DPOUBDUPS QPXFS UFSNJOBMT BT TIPXO JO JHVSF U JT SFDPNNFOEFE UIBU BO IJ QPU UFTUFS CF VTFE QQMZ L7 GPS TFDPOET BOE NPOJUPS UIF MFBLBHF DVSSFOU U TIPVME OPU FYDFFE N G OP CSFBLEPXO PDDVST UIF CPUUMF JT JO BO BDDFQUBCMF DPOEJUJPO G B CSFBL EPXO PDDVST UIF CPUUMF TIPVME CF SFQMBDF...

Page 17: ...USVF ăJT TFUT VQ MFBLBHF DVSSFOUT XIJDI ĔPX GSPN B TNBMM TVSGBDF UP B MBSHF TVSGBDF JO POF EJSFDUJPO BOE WJDF WFSTB XIFO UIF QPMBSJUZ PG UIF UFTUFS JT DIBOHFE ăF SFTVMUBOU DVSSFOU JT MBSHF JO POF EJSFDUJPO XIJDI XPVME JOEJDBUF JODPSSFDUMZ a faulty vacuum bottle U CFTU UFTUJOH XJMM WFSJGZ WBDVVN JOUFHSJUZ JG CPUI DPOUBDU TVSGBDFT BSF QFSGFDUMZ TNPPUI U XJMM OPU IPXFWFS HJWF BOZ JOEJDBUJPO PG UIF EF...

Page 18: ...sting if fastened to an uneven surface The contactor mounting plate has small stand offs that permit the contactor to be fastened without twisting the frame The contactor may not function correctly if it is forced onto an uneven mounting surface 97 2 3 83 13 49 0 531 19 1 0 75 38 1 1 50 Typical Terminal Detail 19 1 0 75 31 8 1 25 152 4 6 00 Mounting Hole Centers 12 7 0 50 41 3 1 63 127 5 00 462 5 ...

Page 19: ...ctor is made through a wire harness and connects to the left side of the contactor with a male and female configured wire plug The power wiring terminates on the rear side of the contactor to the line and load terminals Holes are provided to accommodate 12 mm 1 2 in size hard ware Figure 3 2 Figure 3 2 Electrical Connections ...

Page 20: ...tion 3 3 1502 UM051E EN P June 2013 Mechanical Latch Assembly Rating Label Lifting Hazard Label Housing Assembly Shaft Assembly Contactor Mounting Hole Terminal Block Assembly Figure 3 3 Electrical Connections ...

Page 21: ...3 4 Installation 1502 UM051E EN P June 2013 Wiring and Schematic Diagrams JHVSF o 8JSJOH BOE 4DIFNBUJD JBHSBN t 4FSJFT MFDUSJDBMMZ FME POUBDUPS OPSNBM ESPQ PVU UJNF ...

Page 22: ... COIL N C MOV CC HC M D P PINS BLACK YELLOW COIL SOCKETS N A B C D E F G H I J K L M N P M J G D A P D C N K H E P L I F B C A B K L BLUE YELLOW K MOV SCHEMATIC 800A VACUUM CONTACTOR WIRING DIAGRAM 800A VACUUM CONTACTOR M MOV M M M M MOV 80113 646 28 JHVSF o 8JSJOH BOE 4DIFNBUJD JBHSBN t 4FSJFT MFDUSJDBMMZ FME POUBDUPS GBTU ESPQ PVU UJNF ...

Page 23: ...3 6 Installation 1502 UM051E EN P June 2013 JHVSF o 8JSJOH BOE 4DIFNBUJD JBHSBN t 4FSJFT MFDUSJDBMMZ FME POUBDUPS ...

Page 24: ...Installation 3 7 1502 UM051E EN P June 2013 JHVSF o 8JSJOH BOE 4DIFNBUJD JBHSBN t 4FSJFT FDIBOJDBM BUDI POUBDUPS ...

Page 25: ...3 8 Installation 1502 UM051E EN P June 2013 JHVSF o 8JSJOH BOE 4DIFNBUJD JBHSBN t 4FSJFT FDIBOJDBM BUDI POUBDUPS ...

Page 26: ...Installation 3 9 1502 UM051E EN P June 2013 5ZQJDBM MFDUSJDBM JBHSBNT JHVSF o 5ZQJDBM MFDUSJDBM JBHSBN GPS BNQ 7 3 POUSPMMFS 4FSJFT MFDUSJDBMMZ FME POUBDUPS 7 OPSNBM ESPQ PVU UJNF ...

Page 27: ...3 10 Installation 1502 UM051E EN P June 2013 JHVSF o 5ZQJDBM MFDUSJDBM JBHSBN GPS BNQ 7 3 POUSPMMFS 4FSJFT FDIBOJDBM BUDI POUBDUPS 7 ...

Page 28: ...Installation 3 11 1502 UM051E EN P June 2013 JHVSF o 5ZQJDBM 8JSJOH BOE 4DIFNBUJD JBHSBN GPS BNQ 7 3 POUSPMMFS 4FSJFT t MFDUSJDBMMZ FME POUBDUPS ...

Page 29: ...2 3 4 NORMAL OFF TEST X X 47 46 44 42 OL 49 TS F3 __E F2 __E F2 ____ 120 500 CPT1 M 6 5 7 8 12 ISa 5 IS T2 T1 CT2 CT1 T3 CT3 11 6 10 F1 F1 F1 7 8 9 ISb 60Hz 120V INTELLIVAC TO BE PROGRAMMED CONFIGURED BY THE POWER APPLIED THE FOLLOWING FACTORY INSTALLED OUTPUT RELAY CONTACTS SHOWN WITHOUT CONTROL MODULE STATUS FAIL SAFE CONTACTOR STATUS FAIL SAFE CUSTOMER BEFORE START UP CONFIGURATION POWER UP STA...

Page 30: ...or particular bolt sizes when SFBTTFNCMJOH UIF DPOUBDUPS PS UIF GPMMPXJOH CPMU TJ FT VTF UIF TQFDJđFE UPSRVF WBMVFT MJTUFE CFMPX u BSEXBSF ĕ MC N u BSEXBSF ĕ MC N u BSEXBSF ĕ MC N Routine Maintenance The following should be carried out on an annual basis or whenever a contactor JT TFSWJDFE Cleaning r OTVSF UIBU NFUBM DIJQT PS đMJOHT BSF DMFBOFE GSPN BSPVOE UIF FMFDUSPNBHOFU BTTFNCMZ DPJM DPSF QPMF...

Page 31: ...Bĕ QMBTUJD CFBSJOHT OPS UIF WBDVVN CPUUMF QMBTUJD CFBSJOHT The grease will dry out and impede the free motion of the contactor Mechanical Latch Roller Replacement r ăF SPMMFS PO UIF NFDIBOJDBM MBUDI NFDIBOJTN NVTU CF SFQMBDFE FWFSZ PQFSBUJPOT 4FF FDIBOJDBM BUDI 3PMMFS 3FQMBDFNFOU 1SPDFEVSF SFGFS UP QBHF JHI WPMUBHF NBZ CF QSFTFOU XIJDI DBO SFTVMU JO TFWFSF JOKVSZ PS EFBUI U JT TVHHFTUFE UIBU B i P...

Page 32: ...3FGFS UP UIF MUJUVEF EKVTUNFOU QSPDFEVSF GPS PUIFS BMUJUVEF TFUUJOH PO QBHF PS UIF TBGFUZ PG UIF NBJOUFOBODF QFSTPOOFM SFNPWF UIF DPO trol wiring from the contactor by disconnecting the control wire plug before starting any disassembly of the contactor FGPSF SFNPWJOH UIF WBDVVN CPUUMFT NBSL UIF JOTUBMMFE CPUUMFT DMFBSMZ UP avoid confusing them with the replacement vacuum bottles 3FNPWF UIF GSPOU S...

Page 33: ...ring Figure 4 2 Removal of Return Spring 3FNPWF UIF CPMUT XIJDI SFUBJO UIF MPBE UFSNJOBMT BU UIF SFBS PG UIF DPOUBD tor and the main mounting bolt at the top of one vacuum bottle as shown JO JHVSF JG UIF DPOUBDUPS JT TUJMM NPVOUFE JO UIF DPOUSPMMFS EJTDPOOFDU DBCMFT GSPN UIF MPBE UFSNJOBMT đSTU Vacuum Bottle Mounting Bolt Load Terminal Retaining Bolt and Nut Figure 4 3 Mounting and Retaining Bolt ...

Page 34: ...um Bottle Assembly Overtravel Spring Figure 4 4 Removal ofVacuum Bottle Assembly JTBTTFNCMF POF BTTFNCMZ BU B UJNF BT TIPXO JO JHVSF FBWF UIF HBQ BEKVTUNFOU OVU EJSFDUMZ CFMPX UIF SPDLFS XBTIFS PO UIF JOTVMBUPS TUVE OFBS the bottom Figure 4 5 Vacuum Bottle Assembly Vacuum Bottle Load Terminal flexible Lock washer Load Terminal Nut Insulator Wear Washer Overtravel Spring Rocker Washer Gap Adjustmen...

Page 35: ...CMF TIBĕ 3FQFBU UIJT QSPDFEVSF GPS the remaining vacuum bottle assemblies ăF EJNFOTJPO JT OPU DSJUJDBM JU JT TJNQMZ B HPPE TUBSUJOH QPJOU JO PSEFS UP NBLF UIF JOTUBMMBUJPO FBTJFS Movable Shaft Load Terminal Load Terminal Nut 9 58 243 3 mm Figure 4 6 ReassembledVacuum Bottle Assembly 1PTJUJPO B NN JO EJBNFUFS SPE F H ESJMM CJU PS TDSFX CFUXFFO UIF BSNBUVSF QMBUF BOE UIF ZPLF QMBUF UP QSFWFOU UIF DP...

Page 36: ...ng must be IFME TFDVSFMZ JO QMBDF TMJHIUMZ DPNQSFTTFE BT TIPXO JO JHVSF 5JHIUFO the load terminal nut Rocker Washer Load Terminal Nut Actuator Plate Overtravel Spring touches surface of counterbore Figure 4 8 Insulator Actuator Plate Set up 8JUI UIF BSNBUVSF QMBUF TUJMM IFME UJHIUMZ BHBJOTU UIF SPE UVSO UIF HBQ BEKVTUNFOU OVU VOUJM UIF SPDLFS XBTIFS NBLFT DPOUBDU XJUI UIF SPVOE SPDLFS CBS BT TIPXO...

Page 37: ...SCREW INSERTED IN STEP 8 FROM BETWEEN THE ARMATURE AND YOKE PLATES PWF UIF BDUVBUPS QMBUF VQ BOE EPXO NBOVBMMZ BOE DIFDL UIBU UIF SPDLFS XBTIFST NBLF DPOUBDU TJNVMUBOFPVTMZ G UIFZ EP OPU MPPTFO UIF OVUT CFMPX the appropriate washers and adjust accordingly 3FJOTUBMM UIF SFUVSO TQSJOH BOE BEWBODF UIF DPNQSFTTJPO CPMU VOUJM UIF BSNB UVSF QMBUF NBLFT DPOUBDU XJUI UIF TUPQ BT TIPXO JO JHVSF EWBODF UIF ...

Page 38: ...UBDUPS JO UIF PQFO QPTJUJPO NFBTVSF UIF EJTUBODF CFUXFFO UIF bottom of the bearing and the top of the wear indicator line on all three WBDVVN CPUUMFT XJUI B GFFMFS HBVHF ăJT EJNFOTJPO TIBMM CF NN JO NJOJNVN BT TIPXO JO JHVSF Figure 4 11 Vacuum Bottle Contact Gap FrontView Insulator Wear indicator line on operating shaft 7 6 mm 0 30 in Min Vacuum Bottle ...

Page 39: ... DIFDL GPS NJOJNVN BMMPXBCMF PWFSUSBWFM PO BMM UISFF WBDVVN CPUUMF BTTFNCMJFT XJUI B GFFMFS HBVHF ăF PWFSUSBWFM EJNFOTJPO TIBMM CF NN JO NJOJ NVN BT TIPXO JO JHVSF 2 5 mm 0 100 in Min 2 5 mm 0 100 in Min Side View Front View Figure 4 12 Minimum Allowable Overtravel G UIF PWFSUSBWFM EJNFOTJPO JT MFTT UIBO NN JO MFBWF UIF DPOUBDUPS FOFS HJ FE BOE MPPTFO UIF MPBE UFSNJOBM OVU PO BMM UISFF QIBTFT 5VSO...

Page 40: ...UZ PG NBJOUFOBODF QFSTPOOFM SFNPWF UIF DPOUSPM XJSJOH GSPN UIF contactor by disconnecting the control wire plug before starting any disassembly of the contactor JTDPOOFDU UIF DPJM MFBET GSPN UIF UFSNJOBM CMPDL BTTFNCMZ ăF DMPTJOH BOE hold in coils are both wound on one bobbin therefore all four coil leads must CF SFNPWFE UIF 07T BOE PS CSJEHF EJPEF MFBET NBZ DPNF MPPTF BT XFMM 4FF JHVSFT UP GPS UI...

Page 41: ... DPJM OTVSF UIBU UIF DPJM MFBET BSF PSJFOUFE QSPQFSMZ XJUI SFTQFDU to the core mounting holes PMU UIF DPSF UP UIF NPVOUJOH QMBUF BOE QPTJUJPO UIF NBHOFU BTTFNCMZ JO UIF DPOUBDUPS OTUBMM UIF UISFF CPMUT XIJDI SFUBJO UIF BTTFNCMZ BOE UPSRVF BMM CPMUT UP ĕ MC 3FGFSSJOH UP JHVSFT BOE GPS 4FSJFT PS JHVSF GPS 4FSJFT electrically held contactors connect the leads from the coil to the terminal CMPDL BTTFN...

Page 42: ... r 5SJQ PJM CMVF MFBE UP Note ăF DPOUBDUPS XJMM IBWF FJUIFS B IJHI EFOTJUZ PS B SFHVMBS UFSNJOBM CMPDL ăF XJSJOH DPOWFOUJPO JT UIF TBNF GPS CPUI UZQFT Hold in coil blue lead MOVs Hold in coil yellow lead Closing coil black lead Closing coil yellow lead Figure 4 15 Terminal Block Assembly Electrically held Series D Contactor regular terminal block Hold in coil blue lead MOVs Hold in coil yellow lea...

Page 43: ...p Coil white lead Closing Coil black lead Closing Coil yellow lead Hold in Coil blue lead Hold in Coil yellow lead Figure 4 18 Terminal Block Assembly Mechanically Latched Series D Contactor Yellow Main Coil Trip Coil Black White Blue C A D B Figure 4 19 Terminal Block Assembly Mechanically Latched Series E Contactor Main Coil Replacement Procedure cont ...

Page 44: ...anical Latch Assembly JTDPOOFDU UIF USJQ DPJM MFBET GSPN UIF UFSNJOBM CMPDL BTTFNCMZ ăF USJQ DPJM MFBET BSF UIF CMVF BOE XIJUF XJSFT DPOOFDUFE UP UFSNJOBMT BOE SFTQFDUJWFMZ TFF JHVSF PS VU BOZ XJSF UJFT GBTUFOJOH UIF MFBET UP the contactor base 3FNPWF MBUDI QJWPU CPMU XJUI B MMFO LFZ BT TIPXO JO JHVSF BOE remove the lever assembly The latch spring is no longer retained at this QPJOU BOE NBZ GBMM P...

Page 45: ...he retaining holes in both the core and the lever 3PVUF UIF USJQ DPJM MFBET BT UIFZ XFSF BOE DPOOFDU UP UIF UFSNJOBM CMPDL BT TFNCMZ BT TIPXO JO JHVSF PS Latch Pivot Bolt Lever Assembly Latch Spring Figure 4 21 Mechanical LatchTrip Coil Replacement Figure 4 22 Mechanical LatchTrip Coil Replacement Mechanical LatchTrip Coil Replacement Procedure cont Latch Spring Trip Core Trip Coil Trip Core Mount...

Page 46: ...h spring and the BSNBUVSF QMBUF ăFTF QBSUT DBO CF PSEFSFE QSF BTTFNCMFE BT 3FGVSCJTIJOH JU 3FNPWF MBUDI QJWPU CPMU XJUI B MMFO LFZ BT TIPXO JO JHVSF BOE remove the lever assembly The latch spring is no longer retained at this point and can be removed and discarded BLF TVSF UIBU UIF OFX MBUDI TQSJOH JT TFBUFE QSPQFSMZ JO UIF DPSF QPTJUJPO the new lever assembly and install the latch pivot bolt The ...

Page 47: ...FSBUJPO ăF GPMMPXJOH QSPDFEVSF TIBMM CF VTFE UP NBLF UIF DPSSFDU TFUUJOHT FUFSNJOF XIBU BMUJUVEF SBOHF UIF DPOUBDUPS JT TFU VQ GPS CZ DIFDLJOH UIF SBUJOH MBCFM BMTP SFGFS UP UIF BUBMPH VNCFS YQMBOBUJPO FBTVSF BOE SFDPSE EJNFOTJPO i u BT TIPXO QFS JHVSF Note JNFOTJPO i u XJMM WBSZ GSPN DPOUBDUPS UP DPOUBDUPS UIFSF JT OP predetermined value Compression Bolt Locking Nut Return Spring A A Figure 4 24 ...

Page 48: ...6 6 25 0 173 4 39 0 106 2 69 0 052 1 32 N A 0O UIF SBUJOH MBCFM DIBOHF UIF DBUBMPH OVNCFS BMUJUVEF TVċY UIF TUBUFE BMUJUVEF SBOHF BOE UIF DVSSFOU SBUJOH 3FGFS UP 5BCMF GPS UIF EFSBUFE DPOUJOVPVT DVSSFOU BOE XJUITUBOE SBUJOHT GPS FBDI BMUJUVEF SBOHF DPOUBDUPS XJMM POMZ GVODUJPO QSPQFSMZ JO UIF BMUJUVEF SBOHF for which it is set up If functional tests are required they must be performed at the prope...

Page 49: ...T DBO CF PSEFSFE GSPN 3PDLXFMM VUPNBUJPO BOE JOTUBMMFE QFS UIF BQQSPQSJ ate schematic Normal drop out parts 3FDUJđFS CSJEHF PVOUJOH TDSFX 8JSF BTTFNCMZ 8JSF BTTFNCMZ Fast drop out parts 07 BTTFNCMZ ăF SFDUJđFS CSJEHF GPS UIF OPSNBM ESPQ PVU NPVOUT PO UIF PVUTJEF PG UIF MFĕ TJEF QMBUF BCPWF UIF BVYJMJBSZ BTTFNCMZ NPVOUJOH IPMF QSPWJEFE ăF 07 GPS UIF GBTU ESPQ PVU NPVOUT EJSFDUMZ PO UIF UFSNJOBM CMP...

Page 50: ...Z DMPTFE UIF CPUUPN DBSUSJEHFT BSF OPSNBMMZ PQFO SFGFS UP JHVSF ăF iOPSNBMu TUBUF JT XIFO UIF DPOUBDUPS JT iPĈ u PQFO QPTJUJPO To remove cartridge turn retaining screws Auxiliary contact removed Figure 4 25 Retaining Screws Figure 4 26 Cartridge Removal Note PS 4FSJFT DPOUBDUPST UIF UPQ BVYJMJBSZ DPOUBDU QPTJUJPO NVTU VTF B 1 DBSUSJEHF MM PUIFS QPTJUJPOT NVTU VTF 1 DBSUSJEH es G SFQMBDJOH UIF FOUJ...

Page 51: ...o remain loose so that the assembly can slide vertically on its mounting slots 8JUI UIF DPOUBDUPS iPĈ u QVTI UIF FOUJSF BVYJMJBSZ BTTFNCMZ VQ VOUJM UIF DBN followers bottom out against the top of the rectangular holes in the operat JOH MFWFS BT TIPXO JO JHVSF NBLF TVSF UIF BSNBUVSF QMBUF JT BHBJOTU UIF TUPQ TVDI UIBU UIF DPOUBDUPS JT GVMMZ PQFO U UIJT QPJOU UIF UPQ TFU PG BVYJMJBSZ DPOUBDUT BSF iD...

Page 52: ...Contact Assembly Set up POOFDU BMM DPOUSPM XJSF MFBET UP UIF BQQSPQSJBUF DBSUSJEHF UFSNJOBMT QFS UIF BQQSPQSJBUF FMFDUSJDBM EJBHSBN IBQUFS PS QFS UIF TQFDJđD FMFDUSJDBM ESBXJOH i u TVQQMJFE XJUI UIF TUBSUFS VOJU 0QFSBUF UIF DPOUBDUPS TFWFSBM UJNFT UP FOTVSF QSPQFS QPTJUJPOJOH PG UIF BVYJMJBSZ BTTFNCMZ BT XFMM BT QSPQFS DPOOFDUJPO PG UIF DPOUSPM XJSFT ...

Page 53: ...4 24 Maintenance 1502 UM051E EN P June 2013 ...

Page 54: ...for free movement of latch lever 5 Check set up of auxiliary contact assembly 5 Check master contact cartridges on contactor 5 Check CR1 and CR2 relay Coil burnout 5 Coil leads improperly wired 5 Control voltage too high 5 Contactor operated too frequently 5 Check wiring from the coil to the terminal block assembly 5 Check for correct control voltage 5 Check switching frequency 600 ops hr electric...

Page 55: ...5 2 Troubleshooting 1502 UM051E EN P June 2013 ...

Page 56: ...Chapter6 Renewal Parts 1 5 8 7 12 6 2 3 14 4 9 10 Figure 6 1 Bulletin 1502 800A Electrically HeldVacuum Contactor 20 hidden 18 21 19 Figure 6 2 Mechanical Latch Assembly 1502 UM051E EN P June 2013 ...

Page 57: ...1 7 Interphase Barrier 80157 311 01 8 Barrier Retainer 80157 312 01 9 Load Terminal 80157 315 02 10 Insulator 80157 314 01 11 Overtravel Spring 80026 012 02 12 Return Spring 80026 011 02 13 Rocker Washer 80012 021 01 14 Auxiliary Operating Lever 80157 313 02 15 Cam Follower 80154 422 01 16 One 1 MOV 80145 581 08 17 One 1 Rectifier Bridge not shown 24808 451 01 18 Mechanical Latch Trip Coil 80025 8...

Page 58: ...mbridge ON N1R 5X1 Canada Tel 1 519 740 4100 Fax 1 519 623 8930 www ab com mvb Publication 1502 UM051E EN P June 2013 Copyright 2013 Rockwell Automation Inc All rights reserved Printed in Canada Supersedes Publication 1502 UM051D EN P December 2009 ...

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