Certificated Valves
MK / FK 25 DR Ex

MK / FK 25 DR Ex

Characteristics

ports threads G 1 - G 1 1/2
flanges PN 16/40
function NC
pressure range 0-16 / 0-40 bar
A B max. 40 bar
B A max. 16 bar
A C max. 40 bar
C A max. 16 bar
KV value 11,2 /h
media gaseous  liquid  highly viscous  gelatinous  contaminated 
flow direction see pressure range
switching cycles 130 1/min
switching time opening 130 ms
closing 130 ms
media temperature DC -20 °C — +40 °C
AC -20 °C — +40 °C
ambient temperature DC -20 °C — +40 °C
AC -20 °C — +40 °C
weight MK 9,2 kg
FK 12,0 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 M 16 x 1,5 terminal box

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.