GCS type AC low-voltage withdrawable switchgear is suitable for power distribution systems in power plants, petroleum, chemical, metallurgy, textile, high-rise buildings and other industries. It is used as a low-voltage complete distribution device for power distribution, motor control and reactive power compensation in power supply systems with three-phase AC 50 (60) HZ, rated working voltage of 400V and rated current of 6300A and below. The device adopts a standard modular design, each functional unit is relatively independent, the drawer advancement is smooth and reliable, ensuring that the same units are interchangeable and improving the reliability of the power supply.