Eaton 150VCP-W 50 manuals
150VCP-W 50
Table of contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Introduction
- Type VCP-W vacuum circuit breaker element ratings (Tables 1, 2, 3, 4, 5, and 6)
- rated symmetrical current basis
- rated symmetrical current basis (standard ratings)
- Outlines and dimensions
- Figure 2. Type VCPW-ND circuit breaker outlines and dimensions in inches (mm)
- Safe practices
- Tools and accessories
- Table 7 . Accessories for 36-inch wide breaker compartments for 29-inch frame breaker
- Table 8. Narrow design accessories for 26-inch-wide breaker compartments
- Table 9. 27 kV VCP-W accessories
- Table 10. Simple manual ground and test devices—bus bar type
- Table 13. Simple electrically operated ground and test device
- Table 14. Simple electrically operated ground and test device for VCP-W without key interlocks
- Type VCP-W vacuum circuit breaker element weights (Tables 18, 19, and 20)
- Table 20. VCP-W (K = 1) breaker weights a
- operation, and maintenance of type Effective March
- Figure 4. Typical front view VCP-W vacuum circuit breaker
- Figure 5. Typical VCP-W vacuum circuit breaker element with front cover removed
- Figure 6. Typical rear view VCP-W vacuum circuit breaker element
- Figure 7 . Typical VCP-W vacuum circuit breaker front cover arrangement
- Initial inspection and installation
- Figure 9. Insertion of the drawout extension rails
- Figure 11. Front panel
- Figure 12. BPI pan assembly
- Figure 13. Non-BPI pan assembly
- Circuit breaker performance check
- Circuit breaker/structure interfacing
- Figure 16. Pulling secondary disconnect cage to engage secondaries in TEST position
- Description and operation
- Vacuum interrupter
- Stored energy mechanism
- Figure 20. Closing cam and trip linkage
- Figure 21. Charging schematic
- Charging
- Figure 22. Typical VCP-W DC and AC control schemes
- Figure 23. 15 kV VCP-WXC 63 kA 1200-3000 A special power plant breakers
- Figure 23. 5 kV VCP-WXC 63 kA 1200-3000 A special power plant breakers
- Timing
- Figure 24. 15 kV under-voltage trip device configuration
- Interlocks and interfacing
- Inspection, maintenance, and troubleshooting
- General torque guidelines
- Inspection and maintenance procedures
- Vacuum interrupter integrity test
- Figure 27 . Vacuum interrupter showing contact erosion indicator with breaker open
- Insulation
- Figure 30. Starting tape at the bottom of the cam
- Figure 35. Manually charging the closing springs
- Figure 40. Remove marked masking tape from the cam
- Mechanism lubrication
- Troubleshooting chart
- Renewal parts
- Table 28. Recommended renewal parts for IEC rated breakers
- Table 29. Recommended renewal parts for GB rated breakers
- Optional accessories
- Optional 3,000 A ball screw drive for BPI pan assembly
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