GE Industrial Solutions EntelliGuard E Circuit Breaker - Manual (Page 3)

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Table of Contents
SECTION 1 – GENERAL INFORMATION ......................................................................................................................................................................................6
STORAGE ...........................................................................................................................................................................................................................................6
Introduction .....................................................................................................................................................................................................................................6
Quality Assurance ....................................................................................................................................................................................................................6
Product Serial Number ..........................................................................................................................................................................................................6
Measurement Units .................................................................................................................................................................................................................6
PRODUCT DESCRIPTION .............................................................................................................................................................................................................6
HAND TOOLS NEEDED FOR INSTALLATION .......................................................................................................................................................................6
Table 1.1. Required Hand Tools .........................................................................................................................................................................................6
...............................................................................................................................................................................................................................................................7
Figure 1.1. EntelliGuard E Power Circuit Breaker Features and Characteristics .............................................................................................7
Figure 1.2. EntelliGuard E Power Circuit Breaker Label ...............................................................................................................................................7
SECTION 2 – PRODUCT SPECIFICATIONS .................................................................................................................................................................................8
Table 2.1. Environmental Conditions ...................................................................................................................................................................................8
Table 2.2. EntelliGuard E Short Circuit and Interrupting Ratings: ANSI/UL1066 ..............................................................................................8
Table 2.3. Agency Certification ...............................................................................................................................................................................................8
Table 2.4. Product Dimensions and Weights ...................................................................................................................................................................8
SECTION 3 – LIFTING, MOUNTING AND INSTALLATION.....................................................................................................................................................9
CIRCUIT BREAKER UNPACKING (Fig. 3.1) .............................................................................................................................................................................9
BASIC CIRCUIT BREAKER CONSTRUCTION .........................................................................................................................................................................9
Circuit Breaker Removal from the Cassette ............................................................................................................................................................. 11
TRIP UNIT ........................................................................................................................................................................................................................................ 12
General Information ............................................................................................................................................................................................................ 12
Trip Unit Installation ............................................................................................................................................................................................................. 12
WIRING ............................................................................................................................................................................................................................................ 13
Table 3.1. Wiring Schematic for Block-A .................................................................................................................................................................... 13
Table 3.2. Wiring Schematic Nomenclature Definitions ..................................................................................................................................... 13
............................................................................................................................................................................................................................................................ 14
SECONDARY DISCONNECT BLOCKS ................................................................................................................................................................................... 15
SECTION 4 – OPERATION .................................................................................................................................................................................................... 16
STORED ENERGY MECHANISM KEY FEATURES .............................................................................................................................................................. 16
Circuit Breaker Charging ................................................................................................................................................................................................... 16
Two Step Mechanism Design .......................................................................................................................................................................................... 16
Table 4.1. Stored Energy Mechanism Sequences of Operation ...................................................................................................................... 16
CLOSING SPRING DISCHARGE PROCEDURE ................................................................................................................................................................... 16
Closing procedure ...................................................................................................................................................................................................................... 17