Medium:Steam,Water,Hot Water,Air,Oil(below 20cst) Temperature:-5+180 Mode of action:Pilot operated Pressure:Normally Closed ... ”G11/2”G11/4”G2”Orifice Sizemm152025324050Cv Valve4.57.612223048Lmm757592110122161Hmm135142150150155174Medium Temperature-5~180°CPressurebar0.04Mpa~1.6MPaPowerAC:220V/50HZ 22VA,AC110V ...