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STE4 | Sempell Model STE4 Electro Pneumatic Control Unit | Fisher

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Details for STE4

Sempell Model STE4 Electro Pneumatic Control Unit

TUV type tested Control Unit to operate spring loaded safety valves as Controlled Safety Pressure Relief Sytems (CSPRS) acc. EN ISO 4126-5

High tightness up to set pressure due to supplementary load
Small opening and closing pressure differences
Blow down widely adjustable
High setting accuracy and reproducibility
Opening possible even below set pressure
Pressure setting of safety valve during normal plant operation
Check of the control function without operation of the safety valve
With one unit more than one safety valve can be operated
In case of failure; the safety valve opens as direct spring valve (fail–safe function)

Item Number	STE4
Brand	Fisher
Air consumption:	No consumption during normal operation
Ambient temperature:	–25 °C – +60 °C
Compressed air supply:	2 bar min.; 8 bar max.
Main voltage:	230 V
Power consumption:	60 W
Series	Sempell Model STE4 Electro Pneumatic Control Unit
Type of current:	50 Hz
Type of enclosure:	IP 55
Type	Control Valve
Weight:	78 kg