AC 50Hz 1250A Vacuum Universal Circuit Breaker Ucb
 Application      W1 series universal circuit breaker(hereinafter referred to as breaker)is suitable for the circuit of AC 50Hz with rated voltage 400V, 690V and rated current up to 6300A. It is mainly used to distribute electric energy and protect circuits and power-supply equipment from overload, under-voltage, short-circuit and single-phase earthing. with intelligentized and selective protection functions, the breaker can improve the reliability of power supply, and avoid unnecessary power failure. The breaker is applicable for power stations, factories, mines(for 690V) and modern high-buildings, especially for the distribution system of intelligentized building. This breaker conforms to IEC60947-2 and GB14048.2. The whole series have past CCC certification. Environment conditions for operation        Environmental Temperature condition: -5 ~+40; the average value within 24h shall not exceed +35(Speial situation excluded). Elevation Altnmosphere condition Relative humidity at +40. shall not exceed 50%. higher hum-idity is permissible at lower temperature condition. when the highest monthly average relative humidity is 90% in the humiddext month, the lowest monthly average temperature of this month is +25. And consider the influence of dew on product surface due to temperature changes.  Â
Outdoor Fixed LED Display is a popular product for its high quality, every year sold to at least 80,000 pieces around the world, including Europe, North America, southeast Asia.Compared to other indoor LED display in the market, its biggest advantage is that it can display high-definition images while maintaining low power consumption.Besides, it adopts Die casting aluminum cabinet which is ultra-thin and ultra-light and owns good heat dissipation.Easy to install and maintain and suitable for multiple indoor scenes.
Application:
Movie theaters, clubs, stages.
Outdoor Fixed LED Display,Led Wall Display Screen,Curved Led Display Screen,Led Display Board Guangzhou Chengwen Photoelectric Technology co.,ltd , https://www.cwleddisplay.com
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     Pollution grade: grade 3
     The breaker should be installed caccording to the requirements on the instruction manual. The vertical inclination degree shall not exceed 5.
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* Business Organizations:
Supermarket, large-scale shopping malls, star-rated hotels, travel agencies
* Financial Organizations:
Banks, insurance companies, post offices, hospital, schools
* Public Places:
Subway, airports, stations, parks, exhibition halls, stadiums, museums, commercial buildings, meeting rooms
* Entertainments: