000 00350nam a2200073 4500
080 _a
_b
245 _aIS: 8623 (Part 3) - 1993/IEC 439 - 3 - 1990; Specification for low-voltage switchgear and controlgear assemblies Part 3 particular requirements for equipment where unskilled persons have access for their use
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1993
300 _a12p
999 _c34208
_d34208