EXN

Electrical control valves series EXN for heat pump and air conditioning applications.

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800421
EXN-B2K
Flow Direction
biflow
Function
Expansion Valves
Refrigerant
R-134a
 R-407C
 R-410A
 R-32
Capacity (Nominal)
51 kW
Flow Direction
Function
Refrigerant
Capacity (Nominal)
biflow
Expansion Valves
R-134a
 R-407C
 R-410A
 R-32
51 kW
WHERE TO BUY
Compare
800422
EXN-B2L
Flow Direction
biflow
Function
Expansion Valves
Refrigerant
R-134a
 R-407C
 R-410A
 R-32
Capacity (Nominal)
63 kW
Flow Direction
Function
Refrigerant
Capacity (Nominal)
biflow
Expansion Valves
R-134a
 R-407C
 R-410A
 R-32
63 kW
WHERE TO BUY
Compare
1-2 of 2 results

Specifications

Function
Expansion Valves
Refrigerants compatibilities
R410A, R134a, R32, R407C
Capacity
up to 37.9 (see conditions)
Conditions
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

Documents & Drawings

1
Product images shown are for illustration purposes only and may not be an exact representation of the product or package contents