ONORM E 4762-1974
Transformers; oil sampling vent and air relief vent

Standard No.

ONORM E 4762-1974

Release Date

1974

Published By

AT-ON

Latest

ONORM E 4762-1974

ONORM E 4762-1974 history

• 1974 ONORM E 4762-1974 Transformers; oil sampling vent and air relief vent