BSI - BS EN 60947-6-1
Low-Voltage Switchgear and Controlgear Part 6: Multiple Function Equipment Section 1: Automatic Transfer Switching Equipment
|Publication Date:||1 April 1992|
|ICS Code (Low voltage switchgear and controlgear):||29.130.20|
Characteristics, conditions for operation and dielectric properties, tests and marking requirements for automatic transfer switching equipment for use in emergency power systems with interruption of the supply to the load during transfer for rated voltage not exceeding 1000 V a.c. or 1500 V d.c. and for use with or without enclosures.