GE Industrial Solutions BreakMaster Load Interrupter Switch - Manual (Page 2)

1
Overview
This instruction book is expressly intended to cover the installation, operation and maintenance of GE’s BreakMaster Load
Interrupter Switch. This manual does not cover all possible contingencies, variations and details that may arise during
installation, operation or maintenance of this equipment.
If the user has questions regarding a particular installation, contact the local GE sales office. For application information,
consult your nearest GE sales office and refer to the appropriate ANSI standards.
Contents
Page
Section 1 - Introduction 2
1.0 Basic Description and Application
1.1 Switchgear Identification
1.2 Safety Features
1.3 Safe Practices
Section 2 - Receiving 4
2.0 Receiving
2.1 Handling
2.2 Storage
2.3 Lifting Instructions
Section 3 - Feature Identification 5
Section 4 - Installation 6
4.0 Joining BreakMaster Enclosures
4.1 Connection of Switchgear to Transformer
4.2 Bolting Torque Valves
4.3 Electrical Clearances
4.4 Grounding
4.5 Medium Voltage Electrical Connections
4.6 Connection to Metal Clad Switchgear Assembly
4.7 Connection of Customer Power Cables
4.8 Field Taping of Electrical Connections
4.9 Securing Switchgear to Foundation
4.10 Connection of Space Heaters to Customer’s Source
4.11 Switch Inspection Before Startup
Section 5 - Operation 13
5.0 Mechanical Safety Interlocks
5.1 Switch Operation
5.2 Fuse Replacement Steps
5.3 Shunt Trip Operating Guidelines
5.4 Motor Operator
Section 6 - Maintenance 21
6.0 General Requirements
Section 7 - Selector Switch Configuration 23
Section 8 - Duplex Configuration 23
Section 9 - Auto Transfer Switchgear (LIS-ATS) Configuration 24
Section 10 - Troubleshooting 26
Section 11 - How to Contact GE 27
11.0 GE RESOLVE
11.1 www.geelectrical.com
BreakMaster Load Interrupter Switch