Medium voltage products
eVD4
Installation and service instructions
12 ... 17.5 kV - 630 ... 2500 A - 16 ... 40 kA
For your safety!
1
I. Introduction
2
II. Programme for environmental protection
2
1. Packing and transport
3
2. Checking on receipt
4
3. Storage
6
4. Handling
7
5. Description
8
5.1. General information
8
5.2. Reference Standards
8
5.3. Composition
8
5.4. Fixed circuit-breakers
26
5.5. Withdrawable circuit-breakers
32
5.6. Characteristics of the electrical accessories
40
6. Instructions for circuit-breaker operation
41
6.1. Safety indications
41
6.2. Operating and signalling parts
41
6.3. Circuit-breaker closing and opening operations
42
7. Installation
44
7.1. General information
44
7.2. Installation and operating conditions
44
7.3. Preliminary operations
46
7.4. Installation of fixed circuit-breaker
46
7.5. Installation of withdrawable circuit-breaker in
UniGear ZS1 switchgear and PowerCube units
46
7.6. HMI installation instructions
48
7.7. Power circuit connections of fixed circuit-breakers 49
7.8. Earthing
50
7.9. Connection of the auxiliary circuits
50
8. Putting into service
51
8.1. General procedures
51
9. Maintenance
52
9.1. General information
52
9.2. Inspections and functional tests
52
9.3. Servicing
54
9.4. Repairs
55
10. Application of X-ray emission standards
56
11. Spare parts and accessories
57
11.1. List of spare parts
57
12. Electric circuit diagrams
58
13. Overall dimensions
59
14. Product quality and environmental protection
67
Содержание eVD4
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