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Instruction Book

Effective: February 2007

Page 49

I.B. 8295A61H07

For more information visit:

www.EatonElectrical.com

S YM P TOM

I NSPE C TIO N AR E A

PROBABLE DEFECTS

Fails To Close

•

No trip sound

•

Trip sound but

(No trip)

Undesirably Trips

•

Control circuit

•

Trip mechanism

•

Trip mechanism

•

Vacuum interrupter

(one or more welded)

•

Control circuit

•

Mechanism

•

Control Power (Fuse

blown or switch off)

•

Secondary Disconnect

•

Auxiliary Switch

•

(a contact not making,

poor or burned)

•

Trip Coil (Burned or open)

•

Terminals and Connections

(Poor or burned or open)

•

Trip Clapper (Jammed)

•

Trip Bar, Trip Latch (Jammed)

•

Pole Shaft (Jammed)

•

Operating Rod Assembly

(Broken or pins out)

•

Control Power (CS/T Switch,

remains made)

•

Trip Coil Clapper (Not

resetting)

•

Trip Bar or Trip Latch

(Poor engagement of mating or

worn surfaces)

•

Trip Bar Reset Spring (Loss of

torque)

Содержание Cutler-Hammer VCP-WR Series

Страница 1: ...ical com Instructions for the Use Operation and Maintenance of The Red Line Types VCP WR VCP WRC VCP WRG and VCP WRGC Fixed Vacuum Circuit Breaker Elements I B 8295A61H07 Supersedes I B 8295A61H06 dat...

Страница 2: ......

Страница 3: ...IL RESULTING IN DEATH BODILY INJURY AND PROPERTY DAMAGE ALL SAFETY CODES SAFETY STANDARDS AND OR REGULATIONS AS THEY MAY BE APPLIED TO THIS TYPE OF EQUIPMENT MUST BE STRICTLY ADHERED TO THESE CIRCUIT...

Страница 4: ...ION AND OPERATION 25 4 1 Initial InAspection 25 4 2 Manual Operation Check 25 4 3 Interface Verification 25 SECTION 5 DESCRIPTION AND OPERATION 26 5 1 Circuit Breaker Element 26 5 2 Interrupter Assemb...

Страница 5: ...Element Interfaces 37 6 4 1 Initial Interfacing Steps 37 6 4 2 Electrical Interfaces 38 6 4 3 Mechanical Interfaces 38 6 5 Series 29 Breaker Element Interfaces 39 6 5 1 Initial Interfacing Steps 39 6...

Страница 6: ...n Sliding Current Transfer System 29 5 6 Closing Cam and Trip Linkage 31 5 7 Charging Schematic 32 6 1 Typical VCP WR Front Cover Nameplate and Operational Indicators 35 6 2 Typical VCP WR DC and AC C...

Страница 7: ...CIRCUMSTANCES BE APPLIED OUT SIDE THEIR NAMEPLATE RATINGS 1 1 TYPE VCP WR RED LINE SERIES RATINGS Table 1 1 VCP WR Ratings Identification Rated Values Related Required Capabilities Current Current Val...

Страница 8: ...00 50 57 57 52 64 64 62 139 50 50 2 0 9 0 9 0 8 630 5 6 1000 5 6 15 18 3 5 2 7 10 000 10 000 5 000 270 VCP WR25C 29 27 1 60 125 1200 1600 25 75 36 85 25 8 50 2 1 1 400 20 4 2 2 500 270 VCP WR32C 29 27...

Страница 9: ...n Book Effective February 2007 Page 3 I B 8295A61H07 For more information visit www EatonElectrical com 1 2 TYPE VCP WR OUTLINES AND DIMENSIONS Figure 1 1 VCP WR Series 18 Element Outlines and Dimensi...

Страница 10: ...Instruction Book Page 4 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 1 1 VCP WR Series 18 Element Outlines and Dimensions inches continued...

Страница 11: ...Instruction Book Effective February 2007 Page 5 I B 8295A61H07 For more information visit www EatonElectrical com Figure 1 2 VCP WR Series 20 Element Outlines and Dimensions inches...

Страница 12: ...Instruction Book Page 6 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 1 2 VCP WR Series 20 Element Outlines and Dimensions inches continued...

Страница 13: ...Instruction Book Effective February 2007 Page 7 I B 8295A61H07 For more information visit www EatonElectrical com Figure 1 3 VCP WR Series 29 Element Outlines and Dimensions inches...

Страница 14: ...Instruction Book Page 8 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 1 3 VCP WR Series 29 Element Outlines and Dimensions inches continued...

Страница 15: ...Instruction Book Effective February 2007 Page 9 I B 8295A61H07 For more information visit www EatonElectrical com Figure 1 3 VCP WR Series 29 Element Outlines and Dimensions inches continued...

Страница 16: ...Instruction Book Page 10 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 1 4 240 270 VCP WR Series 29 Element Outlines and Dimensions inches...

Страница 17: ...Instruction Book Effective February 2007 Page 11 I B 8295A61H07 For more information visit www EatonElectrical com Figure 1 5 240 270 VCP WR Series 29 Element Outlines and Dimensions inches continued...

Страница 18: ...Instruction Book Page 12 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 1 6 240 270 VCP WR Series 29 Element Outlines and Dimensions inches continued...

Страница 19: ...ction Book Effective February 2007 Page 13 I B 8295A61H07 For more information visit www EatonElectrical com Figure 1 7 240 270 VCP WR and VCP WRGC Series 29 Element Outlines and Dimensions inches con...

Страница 20: ...ction Book Page 14 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 1 8 240 270 VCP WR and VCP WRGC Series 29 Element Outlines and Dimensions inches con...

Страница 21: ...If the breaker is applied in a fixed configuration always make sure that primary and secondary power are disconnected from the breaker Failure to do so could result in electrical shock leading to deat...

Страница 22: ...d either by use of a rope sling and overhead lifting device or by a fork lift truck If containers must be skidded for any distance it is preferable to use roller conveyors or individual pipe rollers O...

Страница 23: ...on to prevent condensation If the building is not heated the same general rule for heat as for outdoor storage should be applied 3 4 TYPE VCP WR BREAKER WEIGHTS Table 3 1 VCP WR Breaker Weights pounds...

Страница 24: ...Instruction Book Page 18 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 3 1 Front View VCP WR Series 18...

Страница 25: ...Instruction Book Effective February 2007 Page 19 I B 8295A61H07 For more information visit www EatonElectrical com Figure 3 2 Rear View VCP WR Series 18...

Страница 26: ...Instruction Book Page 20 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 3 3 Front View VCP WR Series 20...

Страница 27: ...nstruction Book Effective February 2007 Page 21 I B 8295A61H07 For more information visit www EatonElectrical com Figure 3 4 Front External View of DHP VR Breaker 7 5 and 15 kV 500 and 750 MVA Ratings...

Страница 28: ...Instruction Book Page 22 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 3 5 Front View VCP WR Series 29...

Страница 29: ...Instruction Book Effective February 2007 Page 23 I B 8295A61H07 For more information visit www EatonElectrical com Figure 3 6 Rear View VCP WR Series 29...

Страница 30: ...Instruction Book Page 24 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 3 7 Typical VCP WR Escutcheon...

Страница 31: ...ool into the manual charge socket opening and charge the closing springs with approximately 38 up and down strokes of the handle Figure 3 7 When charging is complete the closing crank goes over center...

Страница 32: ...pections and servicing accessibility Figure 5 1 Circuit breaker duty vacuum interrupters are used to close and open primary circuits The vacuum interrupters used have a proven record for reliability l...

Страница 33: ...Instruction Book Effective February 2007 Page 27 I B 8295A61H07 For more information visit www EatonElectrical com Figure 5 1 Typical VCP WR Front Mounted Mechanism...

Страница 34: ...nterrupter Figures 7 2 and 7 3 In order to determine if the contacts have eroded to the extent that the interrupter must be replaced observe the erosion mark placed on each moving stem from the rear o...

Страница 35: ...sion of contacts the wipe decreases A great deal of effort has been spent in the design of all Cutler Hammer vacuum breakers in order to eliminate the need for field adjustments of wipe or stroke CAUT...

Страница 36: ...g cranks The closing cam being attached to the cam shaft in turn rotates the pole shaft through the main link to close the breaker In Figure 5 6c the linkage is shown with the breaker in the closed po...

Страница 37: ...Instruction Book Effective February 2007 Page 31 I B 8295A61H07 For more information visit www EatonElectrical com Figure 5 6 Closing Cam and Trip Linkage...

Страница 38: ...Instruction Book Page 32 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 5 7 charging schematic...

Страница 39: ...alues for VCP WR breakers are shown in Table 5 1 5 4 2 TERMINAL BLOCKS All VCP WR breaker elements are supplied with 2 12 point secondary control terminal blocks for simple secondary control access A...

Страница 40: ...g associated with a particular breaker element is clearly indicated on the breaker s nameplate located on the front cover 6 2 2 INTERPHASE BARRIERS ANSI standards require specific minimum air space cl...

Страница 41: ...ilable for customer use Figure 6 2 6 3 3 MECHANICAL INTERFACES The customer is responsible for providing all required mechanical interfaces to insure that the Series 18 element is properly installed a...

Страница 42: ...Instruction Book Page 36 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 6 2 Typical VCP WR DC and AC Contral Schematics...

Страница 43: ...me manner as the auxiliary switch contacts in the breaker The MOC switch operator is located on the bottom of the Figure 6 3 Series 18 Primary Connection Series 18 breaker element Figure 6 4 An option...

Страница 44: ...s and auxiliary switch operators if required Primary Connections The customer is responsible for providing all properly sized primary connections to the VCP WR breaker element whether the connections...

Страница 45: ...terminal blocks located at the bottom of the breaker element Figure 3 5 The Series 29 control scheme indicates which points are used for breaker operation and which are available for customer use Fig...

Страница 46: ...p the tripper rollers When required the customer is responsible for providing the proper interfaces with the Series 29 opening closing floor trippers Refer to the Series 29 outline Figure 6 7 Series 2...

Страница 47: ...SPRINGS DO NOT STAND LESS THAN ONE METER AWAY FROM THE BREAKER WHEN TESTING FOR VACUUM INTEGRITY FAILURE TO FOLLOW ANY OF THESE INSTRUCTIONS MAY CAUSE DEATH SERIOUS BODILY INJURY OR PROPERTY DAMAGE S...

Страница 48: ...is not visible replace pole unit assembly Replace pole unit assembly Replace pole unit assembly Clean with dry lint free cloth 3 Control Circuit Parts Closing and Tripping Device Including Disconnect...

Страница 49: ...R OF CONTACTS IN VACUUM MAY PRODUCE X RADIATION THE RADIATION MAY INCREASE WITH THE INCREASE IN VOLTAGE AND OR DECREASE IN CONTACT SPACING X RADIATION PRODUCED DURING THIS TEST WITH RECOMMENDED VOLTAG...

Страница 50: ...Contact Erosion Indicator with Breaker Closed Indicators are Checked Only When Breaker is Closed ever during high current interruptions there may be a minimum amount of erosion from the contact surfa...

Страница 51: ...minute Repeat for the remaining poles Successful withstand indicates satisfactory insulation strength of the primary circuit If a DC high potential machine is used make certain that the peak voltage d...

Страница 52: ...Instruction Book Page 46 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07 Figure 7 5 Wipe Indication Procedure Performed Only with Breaker Closed...

Страница 53: ...Circuit Control Power fuse blown or switch off Secondary Disconnects Motor Cut off Switch Poor or burned contacts Lever not operational Terminals and connectors Poor or burned contacts Motor Brushes...

Страница 54: ...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...

Страница 55: ...welded Control circuit Mechanism Control Power Fuse blown or switch off Secondary Disconnect Auxiliary Switch a contact not making poor or burned Trip Coil Burned or open Terminals and Connections Po...

Страница 56: ...r to customer depending upon the service severity and continuity requirements Each customer should develop his own stock level based on operating experience Table 8 1 8 2 ORDERING INSTRUCTIONS a Alway...

Страница 57: ...e Number Description Type Cont Current C L VCP 29WR VCP 29WRSE Interrupter Assembly 50 250 1200A 58kA 4 4 SC 3A73901H01 3A73901H21 50 250 2000A 58kA 5 5 SC 3A73902H01 3A73902H21 50 250 2000A 58kA 5 3A...

Страница 58: ...ont Current C L VCP 29WR VCP 29WRSE 75 500 1200A 66kA 3A73907H01 3A73907H02 75 500 2000A 66kA 3A73908H01 3A73908H02 75 500 3000A 66kA 3A73909H01 3A73909H02 150 500 1200A 37kA 4 3 SC 3A73910H01 3A73910...

Страница 59: ...umber Style Number Description Type Cont Current C L VCP 29WR VCP 29WRSE 150 750 1200A 58kA 3A73913H01 3A73913H02 150 750 2000A 58kA 3A73914H01 3A73914H02 150 750 3000A 58kA 3A73915H01 3A73915H02 150...

Страница 60: ...urrent C L VCP 29WR VCP 29WRSE 150 63 1200A 101kA 150 63 2000A 58kA 150 63 3000A 58kA 3A73916H31 3A73917H31 3A73918H31 270 25 32 40 1200A 270 25 32 40 2000A 270 25 32C 40C 1200A 270 25 32C 40C 2000A 8...

Страница 61: ...ts Continued Style Number Description Type cont current C L VCP 18WR 50 250 1200A 58kA 50 250 1200A 78kA 3A73923H01 3A73932H01 50 250 2000A 58kA 50 350 2000A 78kA 3A73924H01 3A73933H01 75 500 1200A 66...

Страница 62: ...ent C L VCP 18WR 150 500 2000A 37kA 3A73929H01 150 750 1200A 58kA 3A73930H01 150 750 2000A 58kA 3A73931H01 Style Number Style Number Description Type cont current C L VCP 29WR VCP 29WRSE Phase Barrier...

Страница 63: ...d Assemblies Up to 15kV BLUE SPRINGS 692C799G01 Up to 15kV RED SPRINGS 692C799G02 Up to 15kV WHITE SPRINGS 692C650G01 692C650G02 Up to 15kV BLUE SPRINGS 692C651G01 692C651G02 Up to 15kV RED SPRINGS OR...

Страница 64: ...WRSE Lower Support Up to 15kV 350 1000 MVA 1200 2000A 5697B19H01 686C575H01 27kV 1C94707H01 Shock absorber 350 1000MVA 1200 2000A 63kA 27kV 5677B26H01 5677B26H01 Style Number Description VCP 20WR Phas...

Страница 65: ...VCP 20WR Phase Barriers Up to 5kV except 50 350 1200A 2000A 5677B34H01 5677B36H01 Shock Absorber 5677B26H01 Style Number Description VCP 29WR VCP 29WRSE VCP 20WR VCP 18WR Charging Motor 48 VDC 125VDC...

Страница 66: ...0VAC 8237A27H03 8237A27H04 8237A27H05 8237A27H01 8237A27H02 8237A27H03 8237A27H04 8237A27H05 8237A27H01 8237A27H02 8237A27H03 8237A27H04 8237A27H05 8237A27H01 8237A27H02 8237A27H03 8237A27H04 8237A27H...

Страница 67: ...E VCP 20WR VCP 18WR Motor Cutoff Switch 699B199G04 699B199G04 699B199G04 Motor Cutoff Switch 5677B02G11 Latch Check Switch 699B147G01 699B147G01 699B147G01 699B147G01 Position Switch 1 Position Switch...

Страница 68: ...HUNT TRIP Number 2 8794C84G11 48VDC 8794C84G12 125VDC 120CAP 8794C84G13 250VDC 240CAP 8794C84G14 24VDC 8794C84G11 48VDC 8794C84G12 125VDC 120CAP 8794C84G13 250VDC 240CAP 8794C84G14 24VDC 8794C84G11 48...

Страница 69: ...al com Table 8 1 Recommended VCP WR Spare Parts Continued Style Number Description Type Cont Current C L VCP WRG 50 63 WRG 1200A 50 63 WRG 2000A 50 63 WRG 3000A 8297A29H33 8297A30H33 8297A31H33 150 63...

Страница 70: ...Instruction Book Page 64 Effective February 2007 For more information visit www EatonElectrical com I B 8295A61H07...

Страница 71: ...WR VCP WRC VCP WRG and VCP WRGC Fixed Vacuum Circuit Breaker Elements 2005 Eaton Corporation All Rights Reserved Printed in USA Publication No IB8295A61H07 ISI February 2007 Corporation Cutler Hammer...

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