Deluge Alarm Valve/ System 1) Item No.: ZSFG100, ZSFG150, ZSFG200 2) Nominal diameter: 12bars(1.2 Mpa) Deluge Alarm Valve/ SystemItem No: ZSFG(100mm),ZSFG(150mm)ZSFG(200mm)1) Item No.: ZSFG100, ZSFG150, ZSFG2002) Nominal diameter: 12bars(1.2 Mpa)3) Strength test pressure: 48bars(4.8Mpa)4) Rub prevention:< 0.075) Starting time:< 15s Deluge Alarm Valve/ System