Eaton 380 VCP-W 16 Instructions For Installation, Operation And Maintenance

Also see for 380 VCP-W 21: Instructions for installation, operation and maintenance

Contents

I.B. 3A74792H08 Page vEffective 0 9 / 2 0 14Page5-3.1 Operation of Stored Energy Mechanism ..................................................................................... 235-3.2 Charging ....................................................................................................................................... 235-3.3 Closing Operation ................................................................................................................... 255-3.4 Tripping Operation .................................................................................................................. 255-4 Control Schemes ................................................................................................................................. 255-4.1 Timing ..................................................................................................................................... 255-4.2 Secondary Disconnects .......................................................................................................... 255-4.3 Secondary Terminal Blocks .................................................................................................... 295-4.4 Undervoltage Trip Device........................................................................................................ 295-5 Interlocks and Interfacing .................................................................................................................... 305-6 Levering Mechanism (VCP-W Only) .................................................................................................... 305-7 Operations Counter ............................................................................................................................. 305-8 Ground Contact ................................................................................................................................... 305-9 MOC and TOC Switch Operations ....................................................................................................... 30SECTION 6: INSPECTION, MAINTENANCE AND TROUBLESHOOTING6-1 Introduction ......................................................................................................................................... 326-2 Frequency of Inspection and Maintenance .......................................................................................... 326-2.1 Qualified Personnel ............................................................................................................... 326-2.2 Helpful Tools and Accessory Items ....................................................................................... 326-2.3 General Torque Guidelines ................................................................................................... 326-3 Inspection and Maintenance Procedures ............................................................................................. 356-4 Vacuum Interrupter Integrity Test ........................................................................................................ 366-5 Contact Erosion ................................................................................................................................... 366-6 Contact Wipe ....................................................................................................................................... 366-7 Insulation ............................................................................................................................................. 376-8 Insulation Integrity Check .................................................................................................................... 376-9 Primary Circuit Resistance Check ....................................................................................................... 376-10 Mechanism Check ............................................................................................................................... 396-10.1 CloSure TM Test ...................................................................................................................... 396-11 Lubrication ........................................................................................................................................... 436-12 Troubleshooting Chart ......................................................................................................................... 43SECTION 7: RENEWAL PARTS7-1 General .............................................................................................................................................. 467-1.1 Ordering Instructions ............................................................................................................. 46FIGURESFigure Title Page1-1 Type VCP-W 38kV Drawout Circuit Breaker Outlines and Dimensions ................................................. 61-2 Type VCP-WR 38kV Fixed Circuit Breaker Outlines and Dimensions ................................................... 73-1 Circuit Breaker Shown Mounted with Ramp Still in Shipping Position (VCP-W Only) .......................... 103-2 Circuit Breaker Shown Being Moved Carefully Down Attached Ramp (VCP-W Only) ......................... 103-3 Optional Fifth Wheel Shown in Use (VCP-W Only) .............................................................................. 103-4 Front View VCP-W 38kV Drawout Vacuum Circuit Breaker ................................................................. 123-5 VCP-W or VCP-WR 38kV Vacuum Circuit Breaker with Front Cover Removed .................................. 133-6 Rear View VCP-W 38kV Drawout Vacuum Circuit Breaker ................................................................. 143-7 Rear View VCP-WR Fixed Vacuum Circuit Breaker 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