Eaton VCP-W Series Instructions For Installation/operation/maintenance/servicing Manual pdf 3 page image
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Eaton VCP-W Series Instructions For Installation/operation/maintenance/servicing

Also see for 120VCP-W25: Installation, operation and maintenanceInstructions for installation, operation and maintenance

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Introduction
  5. Type VCP-W vacuum circuit breaker element ratings (Tables 1, 2, 3, 4, 5, and 6)
  6. rated symmetrical current basis
  7. rated symmetrical current basis (standard ratings)
  8. Outlines and dimensions
  9. Figure 2. Type VCPW-ND circuit breaker outlines and dimensions in inches (mm)
  10. Safe practices
  11. Tools and accessories
  12. Table 7 . Accessories for 36-inch wide breaker compartments for 29-inch frame breaker
  13. Table 8. Narrow design accessories for 26-inch-wide breaker compartments
  14. Table 9. 27 kV VCP-W accessories
  15. Table 10. Simple manual ground and test devices—bus bar type
  16. Table 13. Simple electrically operated ground and test device
  17. Table 14. Simple electrically operated ground and test device for VCP-W without key interlocks
  18. Type VCP-W vacuum circuit breaker element weights (Tables 18, 19, and 20)
  19. Table 20. VCP-W (K = 1) breaker weights a
  20. operation, and maintenance of type Effective March
  21. Figure 4. Typical front view VCP-W vacuum circuit breaker
  22. Figure 5. Typical VCP-W vacuum circuit breaker element with front cover removed
  23. Figure 6. Typical rear view VCP-W vacuum circuit breaker element
  24. Figure 7 . Typical VCP-W vacuum circuit breaker front cover arrangement
  25. Initial inspection and installation
  26. Figure 9. Insertion of the drawout extension rails
  27. Figure 11. Front panel
  28. Figure 12. BPI pan assembly
  29. Figure 13. Non-BPI pan assembly
  30. Circuit breaker performance check
  31. Circuit breaker/structure interfacing
  32. Figure 16. Pulling secondary disconnect cage to engage secondaries in TEST position
  33. Description and operation
  34. Vacuum interrupter
  35. Stored energy mechanism
  36. Figure 20. Closing cam and trip linkage
  37. Figure 21. Charging schematic
  38. Charging
  39. Figure 22. Typical VCP-W DC and AC control schemes
  40. Figure 23. 15 kV VCP-WXC 63 kA 1200-3000 A special power plant breakers
  41. Figure 23. 5 kV VCP-WXC 63 kA 1200-3000 A special power plant breakers
  42. Timing
  43. Figure 24. 15 kV under-voltage trip device configuration
  44. Interlocks and interfacing
  45. Inspection, maintenance, and troubleshooting
  46. General torque guidelines
  47. Inspection and maintenance procedures
  48. Vacuum interrupter integrity test
  49. Figure 27 . Vacuum interrupter showing contact erosion indicator with breaker open
  50. Insulation
  51. Figure 30. Starting tape at the bottom of the cam
  52. Figure 35. Manually charging the closing springs
  53. Figure 40. Remove marked masking tape from the cam
  54. Mechanism lubrication
  55. Troubleshooting chart
  56. Renewal parts
  57. Table 28. Recommended renewal parts for IEC rated breakers
  58. Table 29. Recommended renewal parts for GB rated breakers
  59. Optional accessories
  60. Optional 3,000 A ball screw drive for BPI pan assembly
Eaton VCP-W Series Instructions For Installation/operation/maintenance/servicing Manual pdf 3 page image
3Instruction Booklet IB131006ENEffective March 2019Instructions for installation,operation, and maintenance of typeVCP-W vacuum circuit breakersEATON www.eaton.comContentsDescription Page1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.1 Preliminary comments and safety pre-cautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.1.1 Warranty and liability information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.1.2 Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.2 General information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.3 Type VCP-W vacuum circuit breaker element ratings (Tables 1, 2, 3, 4, 5, and 6) . . . . . . . . . . . . . . . 71.4 Outlines and dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112. Safe practices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132.1 Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133. Receiving, handling, and storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133.2 Receiving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133.3 Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133.4 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133.5 Tools and accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143.6 Type VCP-W vacuum circuit breaker element weights (Tables 18, 19, and 20). . . . . . . . . . . . . . . . . 214. Initial inspection and installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.2 Manual operation check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.3 Vacuum interrupter integrity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.4 Insulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.5 Contact erosion and wipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.6 Primary circuit resistance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.7 Nameplate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.8 Electrical operation check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.8.1 Circuit breaker insertion and removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.8.2 Circuit breaker performance check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 334.9 Circuit breaker/structure interfacing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344.9.1 Interface interlocks/interfacing check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345. Description and operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365.2 Interrupter assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365.2.1 Vacuum interrupter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375.2.2 Contact erosion indication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375.2.3 Loading spring indicator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375.2.4 Contact wipe and stroke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375.2.5 Phase barriers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375.3 Stored energy mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 385.3.1 Operation of stored energy mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 385.3.2 Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415.3.3 Closing operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415.3.4 Tripping operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415.3.5 Trip free operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415.4 Control schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415.4.1 Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455.4.2 Secondary disconnects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455.4.3 Shunt trip device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455.4.4 Under-voltage trip device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455.5 Interlocks and interfacing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475.6 Levering mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475.7 Operations counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475.8 Ground contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475.9 MOC and TOC switch operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
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This manual is suitable for:
120VCP-W25120VCP-W32120VCP-W40150 VCP-W 25C150 VCP-W 40C150 VCP-W 50C150 VCP-W 63C150VCP-W 25150VCP-W 40150VCP-W 50150VCP-W 63150VCP-W1000150VCP-W500150VCP-W750150VCPW63(1500)175VCP-W25 175VCP-W32 175VCP-W40270 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-W 2550VCP-W 4050VCP-W 5050VCP-W 6350VCP-W25050VCP-W35050VCPW-ND25050VCPW63 (500)72VCP-W2572VCP-W3272VCP-W4072VCPW-ND2572VCPW-ND3275 VCP-W 50C75VCP-W 4075VCP-W 5075VCP-W500VCP-W Series
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