GB 1985-2004
High-voltage alternating-current disconnectors and earthing switches (English Version)
- Standard No.
- GB 1985-2004
- Language
- Chinese, Available in English version
- Release Date
- 2004
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2015-01
- Replace By
- GB 1985-2014
- GB/T 1985-2014
- Latest
- GB/T 1985-2023
- Scope
- This standard applies to AC isolating switches and earthing switches designed to be installed indoors and outdoors, with closed and open terminals, a rated voltage of 3.6 kV and above, and an operating frequency of 150 Hz and below. I This standard also applies to the operating mechanisms of these disconnectors and earthing switches and their auxiliary equipment. Additional requirements for disconnectors and earthing switches in enclosed switchgear and controlgear are given in GB 3906, GB 7674 and IEC 60466. Note: This standard does not include fuses as one of its components isolating switch.
GB 1985-2004 history
- 2023 GB/T 1985-2023 High voltage AC isolating switch and earthing switch
- 2014 GB 1985-2014 High-voltage alternating-current disconnectors and earthing switches
- 2004 GB 1985-2004 High-voltage alternating-current disconnectors and earthing switches
- 1989 GB 1985-1989 Alternating current high-voltage disconnectors and earthing switches
