Table Of Contents - ABB VD4 Instruction Manual
Vacuum circuit-breaker with embeded poles
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Also See for VD4:
- Installation and service instructions manual (73 pages) ,
- Product manual (56 pages) ,
- Instruction manual (44 pages)
Table of Contents
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Contents
1
1.1
1.2
1.3
2
2.1
Technical data
2.2
2.3
Technical data
2.4
interrupter switching operations
in relation to breaking current
2.5
3
3.1
3.2
mechanism
and auxiliary switches
3.3
We reserve all rights to this publication. Misuse, particularly including
duplication and making available of this manual irdparties is prohibited.
The information supplied is without liability. Subject to alteration.
4
Page
Contents
5
4
5
4.1
5
4.2
5
4.3
5
4.4
5
4.5
5
5
5
6
6
6.1
6
6.2
6.3
7
storage mechanism
7
6.3.3 Operating sequence
7
Maintenance
8
7.1
General
7.2
Inspection and functional testing
7.2.1 Switching devices in general
9
7.2.2 Stored-energy spring mechanism
13
7.2.3 Checking auxiliary switch settings
13
on withdrawable part
13
7.2.4 Testing of interlock conditions
7.2.5 Breaker pole
13
7.3
Servicing
7.3.1 Switching devices in general
14
7.3.2 Stored-energy spring mechanism
14
7.3.3 Breaker pole
14
7.4
Repair
14
8
Application of the
14
X-ray regulations
14
Page
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18
19
19
19
20
20
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20
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20
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24
24
24
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30
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Table of Contents
