The fire pump control cabinet needs to have three ways to start the pump: automatic, manual, and long-distance starting. The long-distance starting pump includes the fire control center starting pump and the fire box button to start the pump. The fire water supply system is provided with a backup fire pump, and the control cabinet should have the function of automatically turning on the backup pump when the main pump fails. Fire pump control cabinet manual, automatic control mode, the panel operation button to control the pump start and stop (only for test pumps); when automatic, the pump can be controlled by any of the following methods: ① Fire Center DC24V start (power supply provided by the fire center), ② the button switch of each fire hydrant box starts, ③ the button of the fire center controls the start and stop of the pump, ④ the sprinkler network pressure switch starts and stops the pump, ⑤ the electric contact pressure gauge starts the pump at low pressure (stable application) Pressure system) and so on. The control power supply leading to the fire hydrant button, signal light and remote control of the fire center is AC24V ~ 100VA. The control cabinet is provided with a pump-on, pump-off, pump failure and other passive contact feedback fire-fighting center. It has the function of automatically delaying the backup pump when the main pump fails. In addition, the control cabinet can add dual-power automatic switching function, regular automatic inspection and other functions according to user needs. The high-power fire fighting main pump can use soft start to reduce the impact of the pump on the power grid and the pipeline network.