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General KYN28A-12 type metalclad withdrawable switchgear is a complete set of three phase AC indoor device and applicable to the singlebusbar and single busbar section power system of which the rated voltage is 3.6 to 12 kV,the reated frequency is 50/60Hz,Having perfect"five prevention"function,Used for power reception and power distribution,the device is mainly used in power plant,transformer substation,industrial and mining enterprises and high building,Having the function of controlling,protecting and monitoring the circuit. Standards: - KYN28A-12 switchgear meets the following domestic and international standards: IEC62271-200, GB3906, GB/T11022, DL/T404, etc.. Working condition: Normal working condition Ambient temperature: - Maximum temperature +40 C - Average value is no more than +35 C - Minimum temperature -15 C Ambient humidity - Daily average relative humidity of 95% and below - Average relative humidity of 90% and below - Maximum altitude of 1000 meters of the place of installation - Earthquake intensity is not more than 8 degrees, there is no fire, explosion danger, serious pollution, chemical corrosion and violent vibration. Technical data:
VSD2-12 indoor high voltage vacuum circuit breaker for rated voltage of 12kV three-phase AC 50 / 60Hz indoor HV switchgear is VSD series vacuum circuit breaker is a new generation high voltage vacuum circuit breaker, shendall electric R & D team in absorbs the domestic and foreign products of the same type of advanced technology, in order to adapt to the Chinese market and elaborate design, independent research and development of high performance high voltage vacuum circuit breaker, for global customers to provide the most safe, reliable, economy, environmental protection and the humanization of transmission and distribution products.
