DL/T 402-1999
High-voltage alternating current circuit-breakers (English Version)
- Standard No.
- DL/T 402-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Electricity
- Status
- 2007-12
- Replace By
- DL/T 402-2007
- Latest
- DL/T 402-2016
- Scope
- These ordering technical conditions apply to three-phase circuit breakers in indoor and outdoor three-phase systems with rated voltage 3 to 500kV and frequency 50Hz and single-phase circuit breakers in single-phase systems. This standard does not apply to circuit breakers in places with fire, explosion hazard, chemical corrosion and severe vibration. Note: Requirements beyond this standard shall be negotiated between the user and the manufacturer. If the requirements of fully enclosed combined electrical appliances, sulfur hexafluoride circuit breakers, vacuum circuit breakers, factory power and generator circuit breakers exceed the requirements of this standard, they will be separately specified in the corresponding special standards.
DL/T 402-1999 history
- 2016 DL/T 402-2016 High-voltage alternating-current circuit-breakers (IEC 62271-100: 2008 High-voltage switchgear and controlgear.Part 100: Alternating-current circuit-breakers, MOD)
- 2007 DL/T 402-2007 Specification of high-voltage alternating-current circuit-breakers
- 1999 DL/T 402-1999 High-voltage alternating current circuit-breakers
