What are the characteristics and technical requirements for manual inspection of fire pumps?
The fire inspection mode shall have the function of automatic switching during fire and ensure that the pump shall not be automatically stopped after the fire pump is started. When the fire pump is extinguished, the patrol signal should not respond. During the self-inspection of the fire pump, if the fire operation command is encountered, the self-checking action should be interrupted immediately, the solenoid valve on the bypass line should be closed and confirmed, and the self-test should be forcibly stopped. The system automatically transfers the fire pump to the normal (power frequency) wo