JB/T 9647-2014
Buchholz relay (English Version)
- Standard No.
- JB/T 9647-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- Professional Standard - Machinery
- Latest
- JB/T 9647-2014
- Replace
- JB/T 9647-1999
- Scope
- This standard specifies the terms and definitions, product models and basic dimensions, technical requirements, test items and test methods, marking, packaging, transportation and storage of gas relays for oil-immersed transformers. This standard applies to all oil-immersed transformers with oil conservator and gas relays for oil-immersed on-load tap-changer protection (hereinafter referred to as relays).
JB/T 9647-2014 Referenced Document
- GB 4208 Degrees of protection provided by enclosure(IP code)
- GB/T 191 Packaging.Pictorial marking for handling of goods
- GB/T 2900.15 Electrotechnical terminology. Transformer, instrument transformer, voltage regulator and reactor
- JB/T 8448.1 Technical specifications for sealing products for transformer products Part 1: Rubber sealing products*， 2018-04-30 Update
JB/T 9647-2014 history
- 2014 JB/T 9647-2014 Buchholz relay
- 1999 JB/T 9647-1999 Gas relay
