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Electrical control valves series EXN for heat pump and air conditioning applications.
Read more...
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Function
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Expansion Valves
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Refrigerants compatibilities
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R410A, R134a, R32, R407C
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Capacity
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up to 37.9 (see conditions)
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Performances given at conditions
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With R407C at +4°C evaporating temperature (dew point), +43°C condensing temperature (dew point) and 1K subcooling
Features
- Unipolar stepper motor
- Bi-flow (same performance in both flow directions in term of capacity)
- High MOPD: 40 (36 EXN) bar in normal flow direction
- Removable coils in two versions: 12VDC/24VDC
- Continuous modulation of mass flow, no stress (liquid hammering) in the refrigeration circuit
- Linear flow
- Resolution: 500 pulses (half steps) or 250 full steps
- Hermetic design
- Reliability: 225 millions pulses at continuous 40 bar differential pressure
- EXL/EXM released for R290 (in non-explosive environment only)
- PS: 45 bar, TS: -30...+70°C
- No CE marking according art. 4.3 PED 2014/68/EU
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