ABB VD4X-U Manuals

Manuals and User Guides for ABB VD4X-U. We have 1 ABB VD4X-U manual available for free PDF download: Instruction Manual

ABB VD4X-U Instruction Manual

ABB VD4X-U Instruction Manual (33 pages)

Vacuum circuit-breaker

Brand: ABB | Category: Circuit breakers | Size: 3.37 MB

Table of Contents

Content
3
Safety
4
Summary
5
General
5
Standards and Specifications
5
Apparatus Manufacture
5
Technical Data
6
Circuit-Breaker VD4X
6
Technical Data – Equipment
7
Charging Motor for Stored-Energy Spring Mechanism
7
Releases / Blocking Magnet
7
Dimensions
10
Structure and Mode of Action
15
Structure of the Breaker Poles
15
Operating Mechanism Equipment
15
Basic Operating Equipment
15
Closing Procedure
16
Auto-Reclosing Sequence
16
Opening Procedure
16
Quenching Principle of the Vacuum Interrupter
16
Commissioning / Operation
23
Notes on Safety at Work
23
Circuit-Breaker Operation
23
Emergency Manual Operation
23
Maintenance
24
Service-Life
24
Inspection and Functional Testing
24
Switching Devices in General
24
Stored-Energy Spring Mechanism
25
Scope of Functional Testing
25
Breaker Pole
25
Run-On Block
25
Spare Parts and Auxiliary Materials
26
Auxiliary Materials
26
Application of the X-Ray Regulations
27

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