Gas Safety and Control Technology Page - 5

European approved versions according to CE and EN/DIN

Solenoid Valves

MVD, fast opening, fast closing;
MVDLE, slow opening, fast closing;
per EN 161 Class A, Group 2;
closes when de-energized; with maximum flow adjustment;
slow opening initial lift adjustable (LE)
ambient temperatures: -15 to +60°C

max. operating pressure p₁: 200 mbar
internal threads, Rp-ISO 7-1:
MV...203 to 225/5 Rp 3/8 to 2 1/2

flange connection, ISO 7005:
MVD 2020 to 2150/5 DN 20 to 150
MVDLE 2020 to 2100/5 DN 20 to 100
MVD 2200 DN 200

max. operating pressure p₁: 500 mbar
MV 502 Rp 1/4
MVD 503 to 525/5 Rp 3/8 to 2 1/2
MVD 5020 to 5150/5 DN 20 to 150

ZRD, fast opening, fast closing;
ZRDLE, slow opening, fast closing;
two stage with low fire and high fire adjustment;
max. operating pressure p₁: 360 mbar

ZR...407 to 420/5 Rp 3/4 to 2
ZR...4020 to 4050/5 DN 20 to 50

LGV, normally open Vent Valves;
(open when de-energized)
fast opening, fast closing; max. operating pressure p₁: 500 mbar

LGV 507 Rp 3/4
LGV 5020 DN 20

Manual Safety Shut-Off Valves

HSAV, closes when de-energized;
opens manually only when energized, safety shut-off function when de-energized.

max. operating pressure p₁: 500 mbar

HSAV 507 to 520/5 Rp 3/4 to 2
HSAV 5065 to 5100/5 DN 65 to 100

Double Solenoid Valves

DMV-D, fast opening, fast closing;
DMV-DLE, slow opening, fast closing;
per EN 161 Class A, Group 2;
two solenoid valves in one unit, closes when de-energized, with maximum flow adjustment;
slow opening-initial lift adjustable (LE)
ambient temperatures: -15 to +60°C

max. operating pressure p₁: 500 mbar

DMV-...503 to 525/11 Rp 3/8 to 2
DMV-...5040 to 5125/11 DN20 to 125