Single-stage safety solenoid valves
MV/4 MVD,
MVD/5,
MVDLE/5

Technical description
The DUNGS safety solenoid valve MV/4, MVD, MVD/5, MVDLE/5 is a single-stage automatic shut-off valve as per EN 161 for gas burners and gas appliance.
- Max. operating pressure up to 200, 360 or 500 mbar (20, 36 or 50 kPa)
- normally closed
- MV, MVD: fast opening
- MVDLE: Slow opening with adjustable fast stroke for start gas volume
- Main volume adjustable (MVD/MVDLE)
- DC solenoid, rectifier wiring with radio interference suppression in terminal box with PG screw union
- Mountable closed position signal contact to monitor closed position of valve (.../5)
- Pipe thread as per ISO 7/1
- Flange connection as per DIN EN 1092-1
- Reliable function, rugged and maintenance-free
- On request, design without non-ferrous metals

Application
The solenoid valve is used for securing, limiting, shutting off and releasing gas supply to gas burners and gas appliances. MV/4 Range of application: for large breaking capacities, e.g. pulsed firing.
The DUNGS safety solenoid valve MV... is suitable for gases of families 1, 2, 3 and other neutral gaseous media.

Approval
EC type testing certificate as per:
• EC-Gas Appliances Regulation
• EC-Pressure Equipment Directive
Approvals in other important gas consuming countries.
Special designs for the North American market with UL , FM and CSA registrations.

MV/4, MV/5 Single-stage solenoid valve, normally when closed, fast opening, fast closing.
MVD/5 Single-stage solenoid valve, normally when closed, fast opening, fast closing, manual limitation of flowing gas volume by adjusting main volume. MVDLE/5 One-stage solenoid valve, normally when closed, slow opening, fast closing. Opening time adjustment with fast stroke range. Main volume adjustment.