Eaton 50VCPW-ND250 Installation, Operation And Maintenance Manual Manual pdf 5 page image
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Eaton 50VCPW-ND250 Installation, Operation And Maintenance Manual

Also see for 120VCP-W25: Instructions for installation/operation/maintenance/servicingInstructions for installation, operation and maintenance

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. Preliminary Comments and Safety Precautions
  6. Type VCP-W Vacuum Circuit Breaker Through 15 kV Rated Symmetrical Current Basis
  7. Type VCP-W Vacuum Circuit Breaker 27 kV Rated Symmetrical Current Basis
  8. Outlines and Dimensions
  9. Type VCPW-ND Circuit Breaker Outlines and Dimensions in inches
  10. Recommendations
  11. General
  12. Tools and Accessories
  13. VCP-W IEC Rated Breaker Weights
  14. Typical VCP-W Tools and Accessories
  15. Typical Front View VCP-W Vacuum Circuit Breaker Element
  16. Typical VCP-W Vacuum Circuit Breaker Element with Front Cover Removed
  17. Typical Rear View VCP-W Vacuum Circuit Breaker Element
  18. Typical VCP-W Vacuum Circuit Breaker Element Escutcheon
  19. Introduction
  20. Electrical Operation Check
  21. Typical VCP-W Circuit Breaker Compartment
  22. Operation Check Performance
  23. Circuit Breaker/Structure Interfacing
  25. Contact Erosion Indication
  26. Stored Energy Mechanism
  27. Closing Cam and Trip Linkage
  28. Charging Schematic
  29. Charging
  30. Typical VCP-W DC and AC Control Schemes
  31. Timing
  32. Undervoltage Trip Device Configuration
  33. Interlocks and Interfacing
  35. Lubrication Points
  36. Inspection and Maintenance Procedures
  37. Vacuum Interrupter Integrity Test
  38. Contact Erosion and Wipe
  39. Insulation Integrity Check
  40. Primary Circuit Resistance Check
  41. Starting Tape at Bottom of Cam
  42. Manually Closing Circuit Breaker with Marker in Hole "C
  43. Place Tape on Right Side Panel of Breaker
  44. Lubrication
  45. Troubleshooting Chart
Eaton 50VCPW-ND250 Installation, Operation And Maintenance Manual Manual pdf 5 page image
I.B. 32-255-1G Page vEffective 12/02PAGE5-3 Stored Energy Mechanism ................................................................................................................................245-3.1 Operation of Stored Energy Mechanism ..............................................................................................245-3.2 Charging ...............................................................................................................................................275-3.3 Closing Operation.................................................................................................................................275-3.4 Tripping Operation................................................................................................................................275-3.5 Trip Free Operation ..............................................................................................................................275-4 Control Schemes...............................................................................................................................................275-4.1 Timing...................................................................................................................................................295-4.2 Secondary Disconnects........................................................................................................................295-4.3 Undervoltage Trip Device .....................................................................................................................295-5 Interlocks and Interfacing ..................................................................................................................................315-6 Levering Mechanism .........................................................................................................................................315-7 Operations Counter ...........................................................................................................................................315-8 Ground Contact .................................................................................................................................................315-9 MOC and TOC Switch Operations ....................................................................................................................31SECTION 6 INSPECTION, MAINTENANCE AND TROUBLESHOOTING6-1 Introduction........................................................................................................................................................326-2 Frequency of Inspection and Maintenance .......................................................................................................326-2.1 Qualified Personnel ..............................................................................................................................326-2.2 General Torque Guidelines ..................................................................................................................326-3 Inspection and Maintenance Procedures ..........................................................................................................346-4 Vacuum Interrupter Integrity Test......................................................................................................................356-5 Contact Erosion and Wipe.................................................................................................................................366-6 Insulation ...........................................................................................................................................................366-7 Insulation Integrity Check ..................................................................................................................................376-8 Primary Circuit Resistance Check.....................................................................................................................386-9 Mechanism Check.............................................................................................................................................386-9.1 CloSureTM Test .....................................................................................................................................386-10 Lubrication.........................................................................................................................................................426-11 Troubleshooting Chart.......................................................................................................................................43SECTION 7 RENEWAL PARTS7-1 General .............................................................................................................................................................467-1.1 Ordering Instructions ............................................................................................................................46
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This manual is suitable for:
120VCP-W25120VCP-W32120VCP-W40150 VCP-W 25C150 VCP-W 40C150 VCP-W 50C150VCP-W1000150VCP-W500150VCP-W750150VCP-WG50150VCP-WG63175VCP-W25 175VCP-W32 175VCP-W40175VCP-W32175VCP-W40240VCP-W16240VCP-W20240VCP-W25270 VCP-W 25C270 VCP-W 32C270 VCP-W 40C270VCP-W1000(22)270VCP-W1250(25)270VCP-W1600(32)270VCP-W2000(40)270VCP-W750(16)36VCP-W2536VCP-W3236VCP-W4036VCPW-ND2536VCPW-ND3250 VCP-W 40C50 VCP-W 50C50VCP-W25050VCP-W35050VCP-WG5050VCP-WG6350VCPW-ND25072VCP-W2572VCP-W3272VCP-W4072VCPW-ND2572VCPW-ND3275 VCP-W 50C75VCP-W500150VCP-W1500(63)
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