• 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

    Available format(s): 

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Swiss Standards

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    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

    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.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher Swiss Standards
    Status Current
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