GE Industrial Solutions EntelliGuard G User Manual
Page 4
EntelliGuard® G Circuit Breaker
DEH-41304C
Table of Contents
13 March 2014
4
©2012 General Electric All Rights Reserved
SECTION 1 – GENERAL INFORMATION
STORAGE ......................................................................................................................................................................................................................... 7
INTRODUCTION ........................................................................................................................................................................................................... 7
Quality Assurance ........................................................................................................................................................................................ 7
Options Check Sheet ................................................................................................................................................................................... 7
Product Serial Number............................................................................................................................................................................... 7
Measurement Units ..................................................................................................................................................................................... 7
PRODUCT DESCRIPTION ......................................................................................................................................................................................... 7
HAND TOOLS NEEDED FOR INSTALLATION .................................................................................................................................................. 7
Table 1.1. Required Hand Tools ............................................................................................................................................................ 7
Figure 1.1. EntelliGuard G Power Circuit Breaker Features and Characteristics...................................................................... 8
SECTION 2 – PRODUCT SPECIFICATIONS
Table 2.1. Environmental Conditions ............................................................................................................................................................... 9
Table 2.2. EntelliGuard G Short Circuit and Interrupting Ratings: ANSI/UL1066 ...................................................................... 9
Table 2.3. EntelliGuard G Short Circuit and Interrupting Ratings: UL489 ..................................................................................... 9
Table 2.4. EntelliGuard G Non-Automatic Circuit Breaker: ANSI Version................................................................................... 10
Table 2.5. EntelliGuard G Non-Automatic Circuit Breaker/Molded Case Switch: UL Version ......................................... 10
Table 2.6. Key to Tables 2.2 Through 2.5 .................................................................................................................................................... 10
Table 2.7. Agency Certification ........................................................................................................................................................................ 10
Table 2.8. Product Dimensions and Weights – ANSI/UL ..................................................................................................................... 11
SECTION 3 – LIFTING, MOUNTING AND INSTALLATION
CIRCUIT BREAKER UNPACKING ........................................................................................................................................................................ 12
BASIC CIRCUIT BREAKER CONSTRUCTION ............................................................................................................................................. 12
LIFTING AND MOUNTING .................................................................................................................................................................................... 13
Using a Lifting Truck ................................................................................................................................................................................. 13
Drawout Cassette Lifting, Mounting and Installation ............................................................................................................. 13
Circuit Breaker Installation in to the Cassette ............................................................................................................................ 13
Drawout Circuit Breaker Installation into the Cassette ......................................................................................................... 13
Circuit Breaker Removal from the Cassette ................................................................................................................................ 15
Fixed-Mounted Circuit Breaker Mounting .................................................................................................................................... 16
TRIP UNIT ................................................................................................................................................................................................................... 16
General Information ................................................................................................................................................................................. 16
Trip Unit Installation ................................................................................................................................................................................. 16
WIRING ......................................................................................................................................................................................................................... 17
Table 3.1. Wiring Schematic for Block-A ....................................................................................................................................... 17
Table 3.2. Wiring Schematic for Block-B ....................................................................................................................................... 17
Table 3.3. Wiring Schematic for Block-C ....................................................................................................................................... 17
Table 3.4. Electronic Interlock ............................................................................................................................................................. 18
Table 3.5. Wiring Schematic Nomenclature Definitions ........................................................................................................ 18
SECONDARY DISCONNECT BLOCKS .............................................................................................................................................................. 19
Table 3.6. Terminal Wiring ..................................................................................................................................................................... 19
SELECTIVITY/BACKUP PROTECTION ............................................................................................................................................................... 19
SECTION 4 – OPERATION
STORED ENERGY MECHANISM KEY FEATURES ......................................................................................................................................... 20
Table. 4.1. Stored Energy Mechanism Sequences of Operation ....................................................................................... 20
Circuit Breaker Charging........................................................................................................................................................................ 20
Two Step Mechanism Design .............................................................................................................................................................. 20
CLOSING SPRING DISCHARGE PROCEDURE .............................................................................................................................................. 21
Table 4.2. Cassette Operating Positions ........................................................................................................................................ 21