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Power switchgear and controlgear assemblies (PSC)
3.Relevant standards overview
Standards have the status recommendation and are not legally binding. therefore always recommend compliance with the
contents irrespective agreements and customer requirements. comprises seven parts:
1.
General rules for low-voltage switchgear
and controlgear assemblies (SCA)
2.
It defines the general rules and requirements for low-
voltage switchgear assemblies.
The low-voltage switchgear standard
IEC/EN 60947-1
This standard applies for industrial low-voltage switchgear
assemblies used circuits 1,000 1,500 DC.
The Low Voltage Directive
IEC/EN 61439
Since November 2014, IEC/EN 61439 has replaced
the previously applicable standard IEC/EN 60439
for low-voltage switchgear and controlgear
assemblies.
Assemblies for marinas, camping sites, electric
vehicles charging stations (preliminary standard)
In order confirm compliance with IEC/EN 61439, it
is important that you always refer Part and one of
the following parts.
Irrespective whether you assemble the SCA stationary
or mobile, with without enclosure system. The standard addressed every
manufacturer and operator switchgear and controlgear
assemblies (SCA) 1,000 and 1,500 DC.
They serve ensure the safety systems and represent the acknowledged
state the art.32 CAT1 Version 2025
Installation
C
Standards and industries
.
C. Distribution boards
4. Busbar distribution systems
7. Cable distribution cabinets
6. This includes, for example,
the definition, characteristic features, information be
supplied, normal conditions for operation, installation and
transport well requirements for the construction and
verification characteristic features and behaviour. Assemblies for construction sites
5
