American National Standard for Secondary Network Transformers Subway and Vault Types (Liquid Immersed)-Requirements
NORMA vydaná dňa 31.12.2000
Designation standards: IEEE C57.12.40-2000
Note: NEPLATNÁ
Publication date standards: 31.12.2000
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategória: Technické normy IEEE