Safety Solenoid Valves
The Dungs safety solenoid valve MVD, MVD/5, MVDLE/5 is a single stage automatic shut-off valve as per EN 161 for gas burners and gas appliances.
- MV, MVD: Fast opening
- MVDLE: Slow opening with adjustable fast stroke for start gas volume
- Reliable function, rugged and maintenance free
Application
The solenoid valve is used for securing, limiting, shutting off and releasing gas supply to gas burners and gas appliances.
The Dungs safety solenoid valve mv... is suitable for gases of families 1, 2, 3 and other neutral gaseous media.
Specifications
Max. Operating Pressure: | Up to 200 mbar (20 kPa), 360 mbar (36 kPa) or up to 500mbar - refer to type overview |
Solenoid Valve: | Valve as per EN 161, Class A, Group 2, single stage mode. |
Closing Time: | < 1 s |
Opening Time: | < 1 s for MVDLE approx. 20 s at room temperature 20°C and without fast stroke |
Fast Stroke: | Adjustable |
Main Volume Adjustment: | Manually adjustable on MVD and MVDLE |
Voltage/Frequency: | 230 V AC (+10%–15%); 50–60 Hz - Other voltages on request |
Degree of Protection: | IP 54, IP 65 on request |
Ambient Temperature: | -15°C to +60°C |
Installation Position: | Solenoid from vertically upright to horizontally lying |
Valve Proving System: | Type VDK A S02 mountable via G 1/4 test connection, type VPS 504, mountable wth adapter up to DN 80 |
Accessories: | K01 closed position signal contact. |
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, gast closing. Opening time adjustment with fast stroke range. Main volume adjustment.