Certificated Valves

MK / FK 40 Ex

Data Sheet MK / FK 40 Ex Equipment Cat. 2 Data Sheet MK / FK 40 Ex Equipment Cat. 3

ATEX Certificate K 32 / K 40 ATEX Operating Instructions K 32 / K 40

Declaration of Conformity K 32/40 Ex Coil Equipment Cat. 2 Declaration of Conformity Ex Coil Equipment Cat. 3 Declaration of Conformity non-electrical Equipment Cat. 2 Declaration of Conformity non-electrical Equipment Cat. 3

ports	threads G 1 1/2 - G 2 flanges PN 16/40/100
function	NC / NO
pressure range	0-16 / 0-40 / 0-63 bar
K_V value	18,4 ^m³/_h
media	gaseous liquid highly viscous gelatinous contaminated
flow direction	A B as marked
switching cycles	90 ¹/_min
switching time	opening 520 ms closing 150 ms
media temperature	DC -40 °C — +40 °C AC -40 °C — +40 °C
ambient temperature	DC -40 °C — +40 °C AC -40 °C — +40 °C
weight	MK 14,0 kg FK 18,0 kg
nominal voltage	U_n 24 V DC +5% / -10% U_n 230 V 40-60 Hz AC +5% / -10%
actuation	DC direct-current magnet AC direct-current magnet with separate rectifier outside of the explosion-proof area
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.