IEC 61439-2:2009 Low-vOLTAGE swITCHGEAR ANDcONTROLGEAR ASSEMBLIES -Part 2: Power switchgear and controlgear assemblies
1 Scope
This clause of Part 1 is applicable except as follows.Addition:
This standard defines the specific requirements of power switchgear and controlgearassemblies (Psc-ASSEMBLIEs), the rated voltage of which does not exceed 1000 v a.c. or1500 V d.c.
Throughout this part,the abbreviation Psc-ASSEMBLY is used for a power switchgear andcontrolgear ASSEMBLY (see 3.1.101).
This standard does not apply to the specific types of ASSEMBLIEs covered by other parts ofIEC61439.
Normative references
This clause of Part 1 is applicable except as follows.Addition:
IEC 60947-3:1999,Low-voltage switchgear and controlgear - Part 3: Switchgear,disconnectors, switch-disconnectors and fuse-combination units
IEC 61140:2001，Protection against electric shock - Common aspects for installation andequipment - Basic safety publication

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