IEC 61439-6:2012 pdf download

09-28-2020 comment

IEC 61439-6:2012 pdf free download.The title of this standard is Low-voltage switchgear and controlgear assemblies – Part 6: Busbar trunking systems (busways).
IEC 61439-6:2012 lays down the definitions and states the service conditions, construction requirements, technical characteristics and verification requirements for low voltage BTS (see 3.101) as follows:
– BTS for which the rated voltage does not exceed 1 000 V in case of a.c. or 1 500 V in case of d.c.;
– BTS intended for use in connection with the generation, transmission, distribution and conversion of electric energy, and for the control of electric energy consuming equipment;
2 Normative references
IEC 60332-3-10: 2000, Tests on electric and optical fibre cables under fire conditions Part 3-10: Test for vertical flame spread of vertically-mounted bunched wires or cables;
IEC60439-2:2000,OW-V switchgear and controlgear assemblies-Part 2: Particular requirements for busbar trunking systems (busways).
The characteristics of the BTS shall ensure compatibility with the ratings of the circuits to which it is connected and the installation conditions and shall be declared by the BTS manufacturer using the criteria identified in 5.2 to 5.6 and 5.101 to 5.102.
7 Service conditions
This clause of Part 1 is applicable except as follows.
7. 2 Special service conditions
Addition:
aa) exposure to special mechanical loads, such as lighting apparatus, additional cables ladder Supports, etc
bb) applications with high repetitive overcurrent, for example resistance welding;
cc) installation near highly sensitive IT equipment, such as high-speed data networks,radiology apparatus, workstation monitors, etc.

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