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LA-4000
Controls LA-4000 Manuals
Manuals and User Guides for Controls LA-4000. We have
1
Controls LA-4000 manual available for free PDF download: Instructions Manual
Controls LA-4000 Instructions Manual (25 pages)
AIR CIRCUIT BREAKER
Brand:
Controls
| Category:
Circuit breakers
| Size: 1 MB
Table of Contents
Table of Contents
2
Installation and Inspection
4
Introduction
4
Receiving and Inspection for Damage
4
Installation
4
Storage
4
If D'_'N~ or DIM< Wppl~Mrnu"V 'N'liuellon, Lor
4
Maintenance
6
Renewal Parts
6
Operation
6
Description and Function
6
Stored-Energy Mechanism
6
Closing/Opening Mechanisms
6
Trip-Free Mechanism
8
Maintenance Closing
8
Racking Mechanism and Drawout Interlock
8
Springs
9
Control
10
Maintenance and Adjustment
10
Trip Latch Adjustment
11
Toggle Latch (47) Adjustment
11
Prop Latch Adjustment
11
Limit Switch
11
Motor Drive Unit
11
Lubrication
12
Spring Discharge Mechanism
12
Description and Function
12
Adjustments
13
Manual Charging of Stored Energy Springs
13
Contact Structure
13
Description and Function
13
Maintenance, Adjustment, and Replacement
13
General
14
Contact Adjustment
14
Movable Arcing Contact Replacement
14
Stationary Arcing Contact Replacement
14
Movable Main Contacts Replacement
14
Stationary Main Contacts Replacement
16
Release Magnet
16
Fuse Functions
17
Current Limiting Fuse
17
Trigger Fuse
17
Figures Typical Release Magnet
17
Table I - Trip Rating Table - Amperes
19
Current Transformers
19
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