Eaton 380 VCP-W 16 Скачать руководство пользователя страница 51

Страница: 51 / 62

I.B. 3A74792H08

Page 45

Effective

09/2014

6-13

TROUBLESHOOTING CHART (Continued Next Page)

SYMPTOM

INSPECTION AREA

PROBABLE DEFECTS

Fails To Close

• Closing Spring charged but
circuit breaker does not close

• No Closing Sound
(Close Coil does
not pick up)

• Control Power
(Fuse blown or switch off)

• Secondary Disconnects

• Anti-Pump Relay
(Y relay N. C. contact open or
burned or relay picks up)
• Close Coil
(Open or burned)

• Latch Check Switch
(Contact open-bad switch or
trip bar not reset)

• Auxiliary Switch
(b contact open or burned)

• Motor Cut-off
(Contacts open or burned)

• Trip Coil Assembly
(Clapper fails to reset)

• Closing Sound
but no close

• Pole Shaft
(Not open fully)
• Trip Latch Reset Spring
(Damaged or Missing)

• Trip Bar-D Shaft
(Fails to remain reset)

• Trip Latch-Hatchet
(Fails to remain reset)

• Trip Floor Tripper
(Fails to remain reset)

• Close Latch
(Binding)

• Close Latch Roller
(Binding)

• Trip Circuit Energized

Содержание 380 VCP-W 16

Страница 1: ...Effective September 2014 I B 3A74792H08 Instructions for Installation Operation and Maintenance of Type VCP W and VCP WR 38kV Vacuum Circuit Breakers Type VCP W Drawout Type VCP W Fixed...

Страница 2: ......

Страница 3: ...ND OR REGULATIONS AS THEY MAY BE APPLIED TO THIS TYPE OF EQUIPMENT MUST BE STRICTLY ADHERED TO THE FIXED CIRCUIT BREAKER ELEMENTS ARE DESIGNED TO BE INSTALLED PURSUANT TO ALL APPLICABLE ANSI STANDARDS...

Страница 4: ...uit Breaker Weights 11 SECTION 4 INITIAL INSPECTION AND INSTALLATION 4 1 Introduction 17 4 2 Manual Operation Check 17 4 3 Vacuum Interrupter Integrity 17 4 4 Insulation 17 4 5 Contact Erosion and Wip...

Страница 5: ...Integrity Test 36 6 5 Contact Erosion 36 6 6 Contact Wipe 36 6 7 Insulation 37 6 8 Insulation Integrity Check 37 6 9 Primary Circuit Resistance Check 37 6 10 Mechanism Check 39 6 10 1 CloSureTM Test...

Страница 6: ...Contact Wipe Measurement of Loading Spring Indicator 38 6 6 Resistance Measurement Locations 38 6 7 Status Indicators 39 6 8 Starting Tape at Bottom 39 6 9 Wrapping Tape up around Cam 39 6 10 Attachin...

Страница 7: ...E AN EXAMPLE OF A TYPICAL WARNING LABEL HEAD ING IS SHOWN ABOVE IN REVERSE TYPE TO FAMILIARIZE PERSONNEL WITH THE STYLE OF PRESENTATION THIS WILL HELP TO INSURE THAT PERSONNEL ARE ALERT TO WARNINGS WH...

Страница 8: ...eak kA rms Total kA rms s 380 VCP W 16 and 380 VCP WR 16 34 5 38 1 38 80 170 600 1200 1600 2000 16 47 1 2 19 2 16 19 3 43 26 16 3 380 VCP W 25 and 380 VCP WR 25 34 5 38 1 38 80 170 600 1200 1600 2000...

Страница 9: ...E Operating Duty Duty Cycle Rated Reclosing Factor R Interrupting Time Maximum Permissible Tripping Delay Transient Recovery Voltage RRRV Mechanical Endurance ms Cycles Seconds kV s No Load Operation...

Страница 10: ...600 16 75 1 46 23 3 16 23 3 50 30 16 3 09 2000 380 VCP W 25C and 380 VCP WR 25C 34 5 38 1 38 80 170 600 1200 1600 25 65 1 36 34 0 25 34 0 75 44 25 3 09 2000 380 VCP W 32C and 380 VCP WR 32C 34 5 38 1...

Страница 11: ...rush Current Inrush Frequency ms Cycles Seconds kV s No Load Operations kA rms A rms A rms A rms A rms kA Peak kHz CO 15s CO 100 50 3 2 0 7 15000 8 4 8 4 8 4 8 3 5 56 250 250 250 250 1000 250 250 250...

Страница 12: ...Page 6 I B 3A74792H08 Effective 09 2014 1 4 OUTLINES AND DIMENSIONS Figure 1 1 Type VCP W 38kV Drawout Circuit Breaker Outlines and Dimensions inches and mm...

Страница 13: ...I B 3A74792H08 Page 7 Effective 09 2014...

Страница 14: ...t in electrical shock leading to death severe personal injury or property damage Do not work on a drawout circuit breaker with a secondary test coupler engaged Failure to disconnect the test coupler c...

Страница 15: ...OSING THE CONTACTS OR CHARGING THE SPRINGS THE CIRCUIT BREAKER MAY SLIP OR FALL CAUSING SEVERE PERSONAL INJURY ALWAYS PERFORM MAINTENANCE REPAIR AND ADJUSTMENTS ON A SOLID WORK SURFACE CAPABLE OF SUPP...

Страница 16: ...est part of the ramp next to the side of the skid with the front of the circuit breaker Step 3 Remove the shipping brackets used to hold the circuit breaker to the skid Use the same shipping brackets...

Страница 17: ...on all sides and temporary heaters should be used to minimize condensation Moisture can cause rusting of metal parts and deterioration of high voltage insulation A heat level of approximately 400 wat...

Страница 18: ...Page 12 I B 3A74792H08 Effective 09 2014 Fifth Wheel Optional Used to maneuver a circuit breaker on a flat hard surface Figure 3 3 Does not include shipping carton...

Страница 19: ...I B 3A74792H08 Page 13 Effective 09 2014 Figure 3 4 Front View VCP W 38kV Drawout Vacuum Circuit Breaker...

Страница 20: ...Page 14 I B 3A74792H08 Effective 09 2014 Figure 3 5 VCP W or VCP WR 38kV Vacuum Circuit Breaker with Front Cover Removed...

Страница 21: ...I B 3A74792H08 Page 15 Effective 09 2014 Figure 3 6 Rear View VCP W 38kV Drawout Vacuum Circuit Breaker...

Страница 22: ...Page 16 I B 3A74792H08 Effective 09 2014 Figure 3 7 Typical VCP W 38kV Escutcheon...

Страница 23: ...I B 3A74792H08 Page 17 Effective 09 2014 Figure 3 8 Typical VCP W 38kV Escutcheon...

Страница 24: ...t the end of charging operation Discontinue charging and remove the maintenance tool as soon as Charged flag is fully visible Continued attempts to charge further may result in damage to the mechanism...

Страница 25: ...engaging the secondary contacts now makes this the TEST position To engage the secondary contacts grasp the structure mounted secondary disconnect cage handle located below the left side of the circui...

Страница 26: ...e with compatible structure interlocks to render the circuit breaker mechanism mechanically and electrically trip free during the levering process Anti Close Interlock This interlock prevents releasin...

Страница 27: ...ove the circuit breaker to the WITH DRAWN position by lifting and pulling on the Lift Pull handle The circuit breaker will trip close and trip as it moves from the TEST position The suggested combinat...

Страница 28: ...tic epoxy Type SIS AWG 14 control wire with Figure 5 1 Rear View Showing Pole Unit Enclosure VCP W Shown cross linked polyolefin insulation is used throughout the control circuits with all terminals b...

Страница 29: ...sed interrupters reduced size and weight short interrupting time long life reduced maintenance and environmental compatibility Arc interruption is simple and fast Figure 5 3 In the closed position cur...

Страница 30: ...UIT BREAKERS BEFORE PER FORMING ANY CIRCUIT BREAKER MAINTENANCE INSPECTION OR REPAIR The spring stored energy operating mechanism is arranged vertically in front of all VCP W and VCP WR circuit breake...

Страница 31: ...I B 3A74792H08 Page 25 Effective 09 2014 CRUSHING INJURY DISCHARGE THE SPRINGS charging indicator indicates Charged Any further Figure 5 4 Closing Cam and Trip Linkage...

Страница 32: ...cipal mode of operation is as follows As soon as the control power is applied the spring charging motor automatically starts charging the closing springs When the springs are charged the motor cut off...

Страница 33: ...I B 3A74792H08 Page 27 Effective 09 2014 compartment Figure 5 5 Charging Schematic...

Страница 34: ...Page 28 I B 3A74792H08 Effective 09 2014 Figure 5 6 Typical VCP W DC and AC Control Schematics Drawout...

Страница 35: ...I B 3A74792H08 Page 29 Effective 09 2014 Figure 5 7 Typical VCP WR DC and AC Control Schematics Fixed...

Страница 36: ...rating of its trip coil The circuit breaker can be closed as long as the voltage to the trip coil is maintained at 85 or above the rated level The undervoltage trip device is available only as an ins...

Страница 37: ...econdary Terminal Blocks Shown Mounted Bottom Front Fixed Circuit Breaker Shown With Terminal Blocks for Second Auxiliary Switch 5 7 OPERATIONS COUNTER All circuit breakers are equipped with a mechani...

Страница 38: ...Page 32 I B 3A74792H08 Effective 09 2014 Figure 5 10 Undervoltage Trip Device Configuration...

Страница 39: ...5 Create and maintain a dated permanent record of all inspections maintenance performed actions taken observations made and measurements taken Not only will this provide valuable historical informati...

Страница 40: ...f the individual performing the work WARNING OVER TORQUING CAN CAUSE PERMANENT DAM AGE WHILE UNDER TORQUING WILL NOT PROVIDE THE PROPER CLAMPING FORCE AND MAY EVENTUALLY WORK LOOSE Table 6 1 Torque Gu...

Страница 41: ...I B 3A74792H08 Page 35 Effective 09 2014 Figure 6 1 Lubrication Points Drawout Circuit Breaker Shown...

Страница 42: ...e unit assembly Replace if burned damaged or eroded 3 Control Circuit Parts Closing and Tripping Device Including Disconnects Wiring Terminals Motor Smooth and correct operation by control power Secur...

Страница 43: ...or displacement capacitive current the test unit should have sufficient volt ampere capacity It is recommended that the equipment be capable of delivering 25 milliamperes for one minute Although an a...

Страница 44: ...oltage is 60kV rms Conduct the test as follows Close the circuit breaker Connect the high potential Figure 6 3 Graphical Representation of Contact Erosion Measurement Circuit Breaker Closed lead of th...

Страница 45: ...2014 Figure 6 4 Side View of Loading Spring Indicator Circuit Breaker Closed Figure 6 5 Graphical Representation of Contact Wipe Measurement of Loading Spring Indicator Circuit Breaker Closed Figure 6...

Страница 46: ...OC switches mechanism operated control switches that place extra load upon the closing mechanism of the circuit breaker If this load is excessive it can prevent the circuit breaker from closing fully...

Страница 47: ...pproximately 8 to 10 inches long Step 4 Place the tape around the cam starting from the bottom up Make certain that the tape adheres well to the cam surface See Figures 6 8 6 9 and 6 10 Step 5 Mount t...

Страница 48: ...r Step 12 Inspect the circuit breaker to assure it is in the Figure 6 17 Move Marker 15 to left Figure 6 18 Remove Marked Masking Tape from Cam Figure 6 19 Place Tape on Right Side Panel of Breaker op...

Страница 49: ...mediately contact the Product Integrity Center Figure 6 22 Typical Circuit Breaker Front View with CloSureTM Tool Attached approximate mechanism chassis width Breaker Line Approximate Mechanism Cabine...

Страница 50: ...ce of sluggishness dirt or parts are dismantled for same reason If it becomes necessary to disassemble the mechanism the bearings and related parts should be thoroughly cleaned Remove old grease in a...

Страница 51: ...ntact open or burned or relay picks up Close Coil Open or burned Latch Check Switch Contact open bad switch or trip bar not reset Auxiliary Switch b contact open or burned Motor Cut off Contacts open...

Страница 52: ...isconnect Auxiliary Switch a contact not making poor or burned Trip Coil Burned or open Terminals and Connections Poor or burned or open Trip Mechanism Trip Clapper Jammed Trip Sound But No Trip Trip...

Страница 53: ...Specify the method of shipping desired e Send all orders or correspondence to the nearest Eaton sales office Table 7 1 Recommended Renewal Parts for ANSI Rated Breakers Continued Next Page LINE NO DES...

Страница 54: ...P W 12 380 25 2000A 25kA 3A74854H01 3 VCP WC 12A 380 25 2000A 25kA 3A74694H24 3 VCP WR 13 14 15 16 380 25 600A 25kA 380 25 1200A 25kA 380 25 1600A 25kA 380 25 2000A 25kA 3A74684H21 3A74684H22 3A74684H...

Страница 55: ...80 32 1600A 32kA 380 32 2000A 32kA 380 32 2500A 32kA 380 32 3000A FC 32kA 3A74684H31 3A74684H32 3A74684H33 3A74684H34 3A74684H35 3A74684H36 3 3 3 3 3 3 VCP WRC 23A 24A 25A 26A 27A 28A 380 32 600A 32kA...

Страница 56: ...80 40 1200A 40kA 380 40 2000A 40kA 380 40 2500A 40kA 380 40 3000A FC 40kA 3A74873H01 3A74875H01 3A74876H01 3A74688H55 3 3 3 3 VCP WC 36A 37A 38A 39A 380 40 1200A 40kA 380 40 2000A 40kA 380 40 2500A 40...

Страница 57: ...DC 120VAC 240VAC 8237A27H03 8237A27H04 8237A27H05 8237A27H01 8237A27H02 1 1 1 1 1 Shunt Trip Coils 56 57 58 59 24VDC 48VDC 1 25VDC 1 25VAC Cap Trip 250VDC 240VAC Cap Trip 3759A76G14 3759A76G11 3759A76...

Страница 58: ...Switch 699B147H04 1 73 74 Position Switch Position Switch 699B147H01 699B147H02 1 1 75 Auxiliary Switch 5697B20H01 1 76 Trip D Shaft 694C638G02 1 77 Trip Latch Hatchet 699B040G03 1 Ground Contac Assy...

Страница 59: ...6 Shutter Drive Roller 5680B24H02 2 87 Breaker Floor Wheel 3A74342H01 4 88 Fastener Kit 8061A01G01 1 88A Loading Spring Retaining Clip 8242A51H01 6 89 Labels Kit 8295A45G01 1 Wiring Harness 90 Repair...

Страница 60: ...Page 54 I B 3A74792H08 Effective 09 2014...

Страница 61: ...PRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY OR WARRANTIES ARISING FROM COURSE OF DEALING OR USAGE OF TRADE ARE MADE REGARDING THE INFORMATION RECOMME...

Страница 62: ...Page 56 I B 3A74792H08 Effective 09 2014 Style 3A74792H08 Printed in USA...

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