HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 112: ALTERNATING CURRENT HIGH-SPEED EARTHING SWITCHES FOR SECONDARY ARC EXTINCTION ON TRANSMISSION LINES
International Electrotechnical Committee
FOREWORD
1 General
2 Normal and special service conditions
3 Terms and definitions
4 Ratings
5 Design and construction
6 Type tests
7 Routine tests
8 Guide to the selection of HSES
9 Information to be given with enquiries,
tenders and orders
10 Rules for transport, storage, installation,
operation and maintenance
11 Safety
Annex A (informative) - Background information
on the use of HSES
Annex B (informative) - Induced current and voltage
conditions for other cases
Pertains to a.c. high-speed earthing switches designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having voltages of 550 kV and above.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 17 |
