Fire control pump control circuit select which atlas?
Simply put, if the main pump is regulated (large pump), you must use 01D303-3 (fire outside control, fire emergency control and pressure control), so as to meet the specifications. If it is a regulator, the small pump can use the 04X501 (only pressure control) when the fire does not occur, the pipe network voltage regulator.
The water is still not clear, professional set fire pump regulator in peacetime and as long as the low pressure are needed to run it, is not it can be understood that if the conditions do fire control and fire emergency control, the high pressure pump will automatically stop.
The water is still not clear, professional set fire pump regulator in peacetime and as long as the low pressure are needed to run it, is not it can be understood that if the conditions do fire control and fire emergency control, the high pressure pump will automatically stop.
