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KYN28A-12 Armored Removable AC Metal-enclosed Switchgear
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KYN28A-12 metal enclosed removable switchgear is a complete set of power distribution devices for 3.6-12kV three-phase AC 50Hz single-bus and double-bus sectional systems, which is mainly used for power transmission of power plants, small and medium-sized generators, power distribution of industrial, mining, enterprises and institutions, as well as power receiving, power transmission of secondary substations of electrical systems, and startup of large high-voltage motors. It is used for control, protection and monitoring by the Buyer. The products meet the requirements of GB3906 and DL/T404 standards, and have perfect five" Anti" function.
Rated Voltage 12kV Rated Frequency 50Hz 1min power frequency withstand voltage 42kV、48kV Lightning impulse withstand voltage 75kV、85kV Rated current 630A、1250A
2500A、3150A、4000ARated short-time withstand current 20kA、25kA
31.5kA、40kARated peak withstand current 50kA、63kA
80kA、100kAMechanical life of circuit breaker 20000次 Mechanical life of earthing switch 3000次 Protection level IP4X
KYN28A-12 Armored Removable AC Metal-enclosed Switchgear
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