SN EN 50216-3 : 2002 AMD 2 2006
Current
The latest, up-to-date edition.
POWER TRANSFORMERS AND REACTOR FITTINGS - PART 3: PROTECTIVE RELAY FOR HERMETICALLY SEALED LIQUID-IMMERSED TRANSFORMERS AND REACTORS WITHOUT GASEOUS CUSHION
12-01-2013
1 Scope
2 Normative references
3 Identification of relays
4 Service conditions
4.1 Maximum inclination
4.2 Operating pressure
4.3 Sensitivity of the relay contacts to magnetic fields
5 Outline and mounting details
6 Operational performance
6.1 General
6.2 Gas collection
6.3 Leakage detection
6.4 Pressure detection
6.5 Temperature detection (for relay type 2)
6.6 Temperature indicator
7 Electrical characteristics of switch
7.1 Rated currents
7.2 Breaking and making capacity
7.3 Operation time
8 Mechanical requirements
8.1 Terminal box
8.2 Testing facilities
8.3 Gas sampling
8.4 Presence of gas in the relay
9 Nameplate
10 Tests
10.1 Routine tests
10.2 Type tests
Applicable to protective relays for hermetically liquid-immersed transformers, complying with the EN 60076 series, and reactors, complying with EN 60289, without gaseous cushions for indoor or outdoor installation.
| DocumentType |
Standard
|
| PublisherName |
Swiss Standards
|
| Status |
Current
|
| Standards | Relationship |
| NF EN 50216-3 : 2002 AMD 2 2006 | Identical |
| I.S. EN 50216-3:2002 | Identical |
| NEN EN 50216-3 : 2002 AMD 2 2006 | Identical |
| BS EN 50216-3:2002 | Identical |
| EN 50216-3 : 2002 AMD 2 2006 | Identical |
| DIN EN 50216-3 : 2007 | Identical |
| UNE-EN 50216-3:2003 | Identical |
| NBN EN 50216-3 : 2002 AMD 2 2007 | Identical |
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