... the national patent. 2,ISO9001:2008 standard. Control Valve For Pump System 1,IntroductionIt is a new authorized ... for auto-inspection and decompression running.This intellilgent control valve is widely to use for water supply system ... control system, e.g. engine controller, water preheater, automatic voltage regulator, generator synchronizer, genset controller, power factor regulator, fuel solenoid ...