HD 422-1982
Low-Voltage Air-Break Switches, Air-Break Disconnectors, Air-Break Switch-Disconnectors and Fuse-Combination Units

Standard No.

HD 422-1982

Release Date

1982

Published By

European Committee for Electrotechnical Standardization（CENELEC）

Latest

HD 422-1982

HD 422-1982 history

• 1982 HD 422-1982 Low-Voltage Air-Break Switches, Air-Break Disconnectors, Air-Break Switch-Disconnectors and Fuse-Combination Units