BSI - BS EN 60947-5-1
Corr.1 Low-Voltage Switchgear and Controlgear Part 5: Control Circuit Devices and Switching Elements Section 1: Electromechanical Control Circuit Devices
|Publication Date:||1 April 1992|
|ICS Code (Low voltage switchgear and controlgear):||29.130.20|
Characteristics, electrical and mechanical requirements and functional requirements for control circuit devices and switching elements for controlling, signalling, interlocking of switchgear and controlgear having a rated voltage of 1000 V a.c. (up to 1000 Hz) or 600 V d.c. Relays covered by IEC 60255 or automatic electrical control devices for household and similar purposes are excluded from this standard.