Certificated Valves
MK / FK 20 DVGW

MK / FK 20 DVGW

Characteristics

ports threads G 3/4 - G 1 1/4
flanges PN 40
function NC
pressure range 0 - 40 bar
KV value 7,4 /h
media combustible gases according G 260 
flow direction A B as marked
switching cycles 150 1/min
switching time opening 110 ms
closing 110 ms
media temperature DC -15 °C — +80 °C
AC -15 °C — +80 °C
ambient temperature DC -15 °C — +80 °C
AC -15 °C — +80 °C
weight MK 5,5 kg
FK 7,5 kg
nominal voltage Un 24 V DC
Un 230 V 40-60 Hz AC
actuation DC direct-current magnet
AC direct-current magnet with integrated rectifier
insulation rating H 180 °C
protection IP65
energized duty rating ED 100%
connection plug acc. DIN EN 175301-803, form A, 4 positions x 90°, wire diameter 6-8 mm

The valves' technical design is based on media and application requirements. This can lead to deviations from the general specifications shown on the data sheet with regards to the design, sealing materials and characteristics.