TY  - BOOK
ED  - Indian Standards Institution
TI  - Degrees of protection provided by enclosures for low-voltagte switchgear and controlgear
U1  - 621.316021 
PY  - 1963///
CY  - New Delhi
PB  - ISI
KW  - Coontrolgear
KW  - Lowvoltage switchgear
ER  -