Reliance electric FEDERAL PACIFIC DST-2, Instruction Manual

Page 1: ...RCUITBREAKER IlimilADATE APRIL1372 I i PS o c V 0 0 i 0 3 O 0 o t a t 0 p jfc 9 i 7 I 1 O l O I J FtotottH Pacific 150 Avenuel Newark New Jersey 07101 201 589 7500 e s FEDERAL PACIFIC flflT HSU ANQS S...

Page 2: ...harged 7 3 Troubleshooting 7 3 1 The Breaker Cannot be Closed 7 3 2 Problem with the Spring Charging Motor or in the Chain 7 3 3 The Breaker Cannot be Opened Electrically 7 4 Checks and Adjustments 7...

Page 3: ...ble to you This service includes engineering inspection and testing of elec trical equipment planned to supplement your regular main tenance program to improve equipment reliability and to protect you...

Page 4: ...9 Charging motor 4 Fig 5 10 Mechanical indication of Charged and Discharged Open or Closed 11 Mechanical indication of Open and Closed 20 12 Mechanical indication of Charged and Discharged 19 13 Mech...

Page 5: ...arrier s name and the car number if shipped by rail This information enables the company to supply needed information to assist the purchaser in support of the claim See 6 1 3 4 STORAGE PRIOR TO INSTA...

Page 6: ...ng a good electrical connection Before fitting the arc chutes on the 15kV circuit breaker or 5kV 350 make sure there is no foreign matter inside them Then i a Remove screws 2 and remove the interphase...

Page 7: ...ltage agrees with the breaker nameplate and is within the limits specified in Appendix 10 It is suggested that several mechanical closing and opening operations be performed 5 7 CHECKING ELECTRICAL OP...

Page 8: ...Remount the arc chutes and the interphase barrier as instructed in 5 4 2 If any breakages or flaws on arc chutes or ceramic plates or burning on blow out coils are found it is advisable to replace th...

Page 9: ...7777T n u J l s 10 lOiSmm 40 020 in S MINIMUM CLEARANCE WtTH CONTACTS ENGAGED 25mnrLOT In i 4 MAIN CONTACTS Rgyr 44 ARCING CONTACTS Figure 4o r 6 2 OPERATING MECHANISM MAINTENANCE f Figure 9a and 9b T...

Page 10: ...onds to complete charging of the springs When the shaft 3 is rotated it drives the shaft 5 by means of the chain 4 The shaft being con nected to lever 6 through connecting rod 7 and crank 8 causes in...

Page 11: ...heel 17 is then free from ratchet 18 and idles The breaker will not dose if springs 1 are not completely charged Although the spring charging can be done manually as described above the usual procedur...

Page 12: ...terminal blocks 74 CHECKS AND ADJUSTMENT 7 4J Adjustment of the Closing Spring Mechani cal Lock Figure 7 Since this adjustment is to be made with the breaker closed the eccentric 6 Fig 7 should First...

Page 13: ...left part of the assembly item 7 and 8 i Adjust the new assembly length L to equal the length of the one removed j To reassemble reverse the above steps L J O l U Jki t 9 3 figure 10 APPENDIX 7 6 Typ...

Page 14: ...ADJUST 3kU 5jcc pt SkV 350 3000A 4s Position 9 V 0 O f Oi m i i s Q o i 0 LOOSEN 4 SCREWS AND ADJUST e l O O o 1 T MORE DAMPENING S LESS DAMPENING Figure 12b Figure9b NOTE Mechanism should be assembl...

Page 15: ...Circuit Breaker 5kV 75 1200A 5kV 150 1200A 5kV 250 1200A SkV 3S0 120OA 60 70 40 50 17 0 18 7 12 4 14 1 SkV 250 2000A 5KV 350 2Q00A 3000A 60 70 40 50 44 4 17 0 12 4 14 1 lSkV ISO 1200A 15kV 250 1200A...

Page 16: ...fofctt _ A _V 1 5 v 1 i V5a kSxULL A t sn i tini 4 Vi s ms 1 i to i i i A M Ml rfsi J Ui MA Ul Ni Mi Z I t r ir dt dt 4 sf f v I U 44 CO M M w i 4 4 Jtt fit v 4A i y i fid tr F I i h iv v v rV m 5 i H...

Page 17: ...i l J o A i f at jt a SMMMUf i i i vt V C4 y Vi C x 3 VSSL l l l l J X s LA J L 3i MW COVTi fo Am pvt y rwt t ff efao n jMHri t mo CM s M a 1 i f 9 M u il 1 Z 1353frfeD WAU FAOiHIO U0TWO COMWWV srA MA...

Page 18: ...LLY DWG NO 2251 C 4842 Standard HANDLING DOLLY 1 Position wheel below circuit breaker racking block with dolly handle up 2 Lower handle to approximate position as shown 3 Circuit breaker could now be...

Page 19: ...the test cabinet insert one end of the test jumper to the circuit breaker 2 Connect the other end to the Test Cabinet secondary disconnect terminal The circuit breaker can now be tested electrically f...

Page 20: ...5 D 5641 Main Fixed Contact 5 15kV 500 750 MVA 2000A and 3000A 1554 D 5641 48 SkV 250 MVA 2Q0QA 5kV 350 M A 2000A 3000A 48 1570 D 5641 5kV 250 MVA 2000A 5kV 350 MVA 1200 2000A 15kV 750 MVA 2000A 1568...

Page 21: ...4 1556 A 5575 24VDC 48VD0 115VAC 1551 A 5575 i Shunt Close Assembly 11 1 1552 A 5575 125VDG 1553 A 5575 250VDC 230VAG 1555 A 5575 1551 B 5758 8VDC 125VDC 1552 B 5758 1553 B 5758 250VDC Y Relay Assembl...

Page 22: ...INGS 1500A0082 amm M 41 M 01 SSSStSSSS BEGIN COMPRESSION ON CLOSING STROKE MAMOWTACT ost a B CM A 3mm 1 8mm3 1 98mm 3 5 230 31 04 31 04 3 86 12 OPENGAR I 5 350 4mm 1 11 11 1200 A 2000A V 18 04 1 106mm...

Page 23: ...l Lockout Switch Basic breaker is equipped with 2 pole lockout switch used for internal control It is not necessary to specify this switch on breakerorder AC Charging Motor Applications 1501 A 5592 16...

Page 24: ...ATE JdUPUKtg POLE PLATE 9 NOTH J3 f T HISDRAWINGIS H JT FOf PARTSORDERING COST 321 RERONL U eoaitAL r Aciric aucTntc oowwN IS r SKV DST z ARC CUUTE ASSEMBU n i t J I500BOO 68 TT l OgSCftlPTION IT CONS...