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Electrical Systems

Low Voltage Switchgear / MCC

Low-voltage switchgear and motor control center (≤1 kV).

Category
Electrical Systems
Subcategory
Switchgear
Applicable standards
3
Issuing bodies
2

Description

Low-voltage switchgear and motor control center (≤1 kV).

Applicable Standards (3)

IEC — 2 standards

IEC 61439 (series) Low-voltage switchgear and controlgear assemblies
Edition: Parts 1–7, 2020+ Region: Global
LV switchgear and MCC assemblies — TTA/PTTA terminology now superseded by Designed-Verified.
IEC 60947 (series) Low-voltage switchgear and controlgear
Edition: Various, 2014–2022 Region: Global
LV switchgear and controlgear (CB, contactors, isolators).

BIS — 1 standard

IS/IEC 60947 Low-voltage Switchgear and Controlgear
Edition: Adopted IEC 60947 Region: India
Indian LV switchgear and controlgear standard.