IEEE C37.121-1989

American National Standard for Switchgear - Unit Substations - Requirements

NORMA vydaná dňa 30.11.1988

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The information about the standard:

Designation standards: IEEE C37.121-1989
Note: NEPLATNÁ
Publication date standards: 30.11.1988
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategória: Technické normy IEEE