GE Industrial Solutions PowerVac 5kV VL PV VL 4.16-250-0 - Manual (Page 3)

PowerVac ® 5kV Vertical Lift
Table of Contents
3
Chapter 1. Introduction
1-1 Safety ...................................................................................................................... 6
1-2 Maintenance ........................................................................................................... 6
Chapter 2. Description
.................................................................................................................... 7
Chapter 3. Receiving, Handling & Storage
3-1 Receiving ................................................................................................................ 8
3-2 Handling .................................................................................................................. 8
3-3 Storage .................................................................................................................... 8
3-4 Safety Precautions .................................................................................................. 8
3-5 Unpacking the Breaker ............................................................................................ 8
3-6 Safety Interlocks ...................................................................................................... 9
Positive Interlock System ....................................................................................... 9
Interference Bolts .................................................................................................. 10
Chapter 4. Installation
4-1 Breaker Preparation ............................................................................................... 11
4-2 Equipment Test Position ....................................................................................... 11
4-3 Positive Interlock System .................................................................................... 11
4-4 Checking for Proper Interlock ............................................................................... 12
4-5 Primary Contact Penetration ................................................................................. 14
4-6 Stationary Auxiliary Switch (MOC) ....................................................................... 16
4-7 Stops ...................................................................................................................... 16
4-8 Ground ................................................................................................................... 16
4-9 Secondary Coupler................................................................................................ 17
4-10 Position Switch ..................................................................................................... 17
Chapter 5. Operation
5-1 Description ............................................................................................................ 18
5-2 Close Spring Charging ....................................................................................... 19
5-3 Trip-Free Operation .............................................................................................. 20
5-4 Closing Operation ................................................................................................. 20
5-5 Opening Operation ................................................................................................ 21
Chapter 6. Control Circuit
6-1 Typical Wiring Controls ........................................................................................ 22
Chapter 7. Mechanical Check and Slow Close
7-1 Visual Inspection .................................................................................................. 25
7-2 Closing Spring Charging ...................................................................................... 25
7-3 Closing Spring Gag .............................................................................................. 25
7-4 Slow Closing ......................................................................................................... 25
7-5 Gag Tool Removal ................................................................................................. 25
Chapter 8. Dimensional Checks
8-1 Primary Contact Erosion ....................................................................................... 26
8-2 Spring Wipe Indicator .......................................................................................... 26
8-3 Contact Gap ........................................................................................................... 27