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622 - 110v
DN65 (65mm)
Average Life of QRA2 Cell: 10
Inlet Pressure: 200mbar
Siemens BPZ:AGR450211310 - UV Replacement Bulb
Dungs MB-VEF 425 B01 S12 MultiBloc Gas Air Ratio Valve - 230VAC Ignition 622 - 110vDungs MBVEF 420 B01 S12 Solenoid Valve The valve combines a valve proving system, min max pressure switch and a pressure limiter. Sensitive adjustment of gas and air pressure ratio Servo pressure regulator as per DIN EN 88 1 Class A Group 2; EN 12067 1 425 = DN50 Outlet Pressure 0. 5 kPa (5 mbar) to 10 kPa (100 mbar) Inlet Pressure up to 36 kPa (360 mbar) For the MB VEF 425 insert an external gas filter e. g. Dungs GF 520 1. Possible Flange Sizes: Rp
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