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EN 50216-3 applies 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.
This part of EN 50216 defines the
– operating limits,
– outline and mounting details,
– operational performance,
– electrical characteristics,
– dynamic characteristics.
Should environmental conditions and dynamic stress requirements differ from those detailed in clause 3 of EN 50216-1, EN 50216-3 may then be applied by agreement between purchaser and supplier for those parts which are not affected by such abnormal installation conditions.
NOTE EN 50216-3 may be used as far as applicable for relays with mercury switches. Restrictions on the use of mercury devices may be imposed by national regulations.
Reģistrācijas numurs (WIID)
53597
Darbības sfēra
EN 50216-3 applies 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.
This part of EN 50216 defines the
– operating limits,
– outline and mounting details,
– operational performance,
– electrical characteristics,
– dynamic characteristics.
Should environmental conditions and dynamic stress requirements differ from those detailed in clause 3 of EN 50216-1, EN 50216-3 may then be applied by agreement between purchaser and supplier for those parts which are not affected by such abnormal installation conditions.
NOTE EN 50216-3 may be used as far as applicable for relays with mercury switches. Restrictions on the use of mercury devices may be imposed by national regulations.
