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Type 0255
Operation direct-acting
Actuator type Plunger valve
Main valve operating principle Globe valve
Switch function on/off
Media separation No
Valve function A - normally closed - inlet port 1 (P/NC)
Fluidic port connection number 2
Valve function number of switching positions 2
Valve function manual actuation No
Flow Above seat
Nominal pressure min 0 bar
Nominal pressure max (liquid) 10 bar
Main valve orifice 1 (P) (mm) 3 mm
Main valve orifice 1 (inch) 1/8 inch
Kv value (water) 0,25 m3/h
QNn value (gas) 270 l/min
Main valve wetted material Stainless steel
Port connection 1 type Inner thread
Port connection 1 thread type G
Port connection 1 thread marking 1/4
Port connection 2 type Inner thread
Port connection 2 thread type G
Port connection 2 thread marking 1/4
Valve seat material Stainless steel
Medium-contacting part core material Stainless steel
Medium-contacting part stopper material Stainless steel
Seat seal material category Plastics
Seat seal material PTFE (Polytetrafluorethylene)
Sealing toward outside material Stainless steel and stainless steel
Temperature environment max 55 °C
Temperature medium min -40 °C
Temperature medium max 180 °C
Voltage / rated voltage 24 V
Voltage / rated voltage 24 V
Voltage tolerance negative 10 %
Voltage tolerance positive 10 %
AC voltage No
DC voltage Yes
Battery voltage Yes
Rated power DC 12 W
Reduced power DC 12 W
Rated power consumption 12 W
Electrical connection sort Plug pattern form A according to DIN EN 175301-803
Electrical connection number of contacts 2 + Grounding conductor
Cable plug in delivery enclosed
Cable plug art. no. - type 00159395 - 2508
Electrical connection position in direction of flow left
Protection type (IP max. with suitable connector) IP65
Coil type placed on top
Coil insulation material (encasement) Epoxy
Coil size 40 mm
Coil wiring overvoltage protection without
Coil wiring rectifier No
Coil wiring polarity recovery diode No
Thermal insulation class of the actuator H
Nominal operation/Duty cycle 100 %
Switch time open min 20 ms
Switch time open max. 80 ms
Switch time close min 20 ms
Switch time close max. 30 ms
Valve setting opening time No
Valve setting closing time No
Back-pressure-resistant version No
Vacuum version Yes
Analysis version No
Oil burner valve No
Steam version Yes
Low-noise version No
Main valve with integrated screen No
Mounting type Mounting bracket
Valve construction Valve complete
