DIN EN 50216-8 : 2007
Current
The latest, up-to-date edition.
Power transformer and reactor fittings Part 8: Butterfly valves for insulating liquid circuits;
Hardcopy
German
01-09-2007
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1 Scope
2 Normative references
3 Requirements and characteristics
3.1 Description
3.2 Operating characteristics
3.3 Components characteristics
4 Assembly arrangements and dimensions
4.1 Types of assembly
4.2 Overall dimensions
5 Dimensions and types of gaskets, dimensions of gasket
seats
5.1 General
5.2 Gaskets and gasket material
5.3 Admissible operating conditions
5.4 Design criteria for gasket seats - Choice of flange
gaskets
6 Performances
6.1 Tightness of the mounted valve
6.2 Tightness of the butterfly blade
6.3 Operating torque
6.4 Maximum working overpressure with the butterfly valve
in open and closed position
7 Tests
7.1 Tightness of the mounted valve
7.2 Tightness of the butterfly blade
7.3 Operating torque
7.4 Maximum working overpressure with the butterfly valve
in open and closed position
8 Supply conditions
Define valves used on the pipelines, in which the insulating liquid of power transformers or reactors flows, in order to allow the replacement of components, without removing the whole or a large amount of the insulating liquid from the conservator and the tank.
| DevelopmentNote |
Supersedes DIN 42560 and DIN 42560 E. (10/2005) Applies in conjunction with DIN EN 50216-1 issue 09-2002. (09/2007)
|
| DocumentType |
Standard
|
| Pages |
0
|
| PublisherName |
Verband Deutscher Elektrotechniker
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 50216-8 : 2005 AMD 1 2006 | Identical |
| NF EN 50216-8 : 2005 AMD 1 2006 | Identical |
| SN EN 50216-8 : AMD 1 2006 | Identical |
| NBN EN 50216-8 : 2005 AMD 1 2007 | Identical |
| UNE-EN 50216-8:2006 | Identical |
| BS EN 50216-8:2005 | Identical |
| VDE 0532-216-8 : 2007 | Corresponds |
| NEN EN 50216-8 : 2005 AMD 1 2006 | Identical |
| I.S. EN 50216-8:2005 | Identical |
| VDE 0532-216-8 : 2007 | Identical |
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