Multi-part Document
BS EN 61439 - Low-voltage switchgear and controlgear assemblies

This is a multi-part document divided into the following parts:

• Part 1 Low-voltage switchgear and controlgear assemblies. General rules
• Part 2 Low-voltage switchgear and controlgear assemblies. Power switchgear and controlgear assemblies
• Part 3 Low-voltage switchgear and controlgear assemblies. Distribution boards intended to be operated by ordinary persons (DBO)
• Part 4 Low-voltage switchgear and controlgear assemblies. Particular requirements for assemblies for construction sites (ACS)
• Part 5 Low-voltage switchgear and controlgear assemblies. Assemblies for power distribution in public networks
• Part 6 Low-voltage switchgear and controlgear assemblies. Busbar trunking systems (busways)