HD 420-1982
Control Switches (Low Voltage-Devices for Control and Auxiliary Circuits, Including Contactor Relays)

Standard No.

HD 420-1982

Release Date

1982

Published By

European Committee for Electrotechnical Standardization（CENELEC）

Latest

HD 420-1982

HD 420-1982 history

• 1982 HD 420-1982 Control Switches (Low Voltage-Devices for Control and Auxiliary Circuits, Including Contactor Relays)