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TQB1 Series Intelligent Dual Power Automatic Transfer Switch
● Product Information
TQB1 series intelligent double power automatic transfer switch is composed of two small three-pole or four-pole circuit breakers, mechanical interlocking drive mechanism, controller and so on.
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FEATURES
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STANDARD
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Features
◆ With small size, simple structure; easy to operate, long service life, 3P, 4P can be provided;.
◆The switching drive is driven by a single motor, which is smooth, noiseless and with low impact.
◆With mechanical interlock and electrical interlock, reliable switching, manual and automatic switching are available.
◆Common and standby circuit breaker ratings can be different.
◆The product is equipped with terminal blocks for user wiring can reflect the circuit breaker (open or closed) status.
◆There are reliable mechanical interlocking devices and electrical interlocking protection between the two circuit breakers, completely eliminating the possibility of simultaneous closing of the two circuit breakers.
◆Intelligent controller adopts microcontroller as the control core, simple hardware, powerful, easy to expand, high reliability.
◆With short-circuit, overload protection function, over-voltage, under-voltage, phase failure automatic switching function and intelligent alarm function.
◆The automatic switching parameters can be freely set externally
◆With intelligent protection function for operating motor.
◆This unit comes with a fire control circuit, when the fire control center gives a control signal into the intelligent controller, two disconnects.