TY - BOOK ED - Buraeu of Indian standards, New Delhi TI - High voltage switches - specification. Part 2 high-voltage switches for rated voltages of 52 kV and above (first revision) PY - 2001/// CY - New Delhi PB - Buraeu of Indian standards, New Delhi KW - IS 9920 PT 2 N1 - Indian Standard No. : IS 9920 PT 2 ER -