IS: 13947 (Part 5/Sec. 1) - 1993/IEC Pub. 947 - 5 - 1 - 1990; Specification for low-voltage switchgear and controlgear Part 5 control circuit devices and switching elements sec. 1 Electromechanical control circuit devices
IS: 13947 (Part 5/Sec. 1) - 1993/IEC Pub. 947 - 5 - 1 - 1990; Specification for low-voltage switchgear and controlgear Part 5 control circuit devices and switching elements sec. 1 Electromechanical control circuit devices
- New Delhi BIS 1993
- 68p
/
/