GTQ2Z series automatic transfer switch is CB three-stage ATSE. It is mainly composed of switch body and controller. It is applicable to high-rise buildings, hospitals, hotels and airports with rated voltage of 400V, 50Hz and rated current of 630A and below. , Oil and electricity communications, fire protection, industrial assembly lines, chemical, metallurgy, military installations and other important parts that require continuous power supply, are used for state-level primary load and partial secondary load to complete the automatic conversion of the power of the dual-circuit power supply system. Ensure the reliability of the power supply of important users.
Strandard：GB/T14048.11（IEC60947-6-1）
