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Danfoss Solenoid Valve, types EVR 32, EVR 40 Installation guide

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Installation Guide
© Danfoss A/S (AC-MCI / jmn), 2012-12 DKRCC.PI.BB0.R4.22 / 520H7024 1
032R9524
032R9524
Solenoid Valve
Types EVR 32, EVR 40
Refrigerants:
R22/R407C, R404A/R507,
R410A, R134a, R407A, R23.
For other refrigerants, please contact Danfoss.
Mounting position
Valve and coil Operating conditions
Identication of coil and valve
Tightening torques
Transformer selection
Soldering of copper connections
A
B
Conduit coil Junction boxEVR 32, EVR 40
Max. 1300 °F (700 °C)
Max. 300 °F (150 °C)
Danfoss
Coil
Inrush Holding
[Volt-Amp] [W] [Volt-Amp]
208 – 240 V 50 – 60 Hz 49 14 28
110 – 120 V 50 – 60 Hz 49 14 28
24 V 60 Hz 49 14 28
120 V d.c. — — 20 —
Caution
Wiring and fusing (when
used) must comply with
prevailing local and
national wiring codes and
ordinances.
[Nm] [kpm] [ft-lbs]
A 12 1.2 9
B 50 5.0 37.5
Max. working pressure PS/MWP 400 psig (28 bar p
e
)
Max. test pressure 650 psig (45 bar p
e
)
Max. opening dierential
pressure (MOPD)
a.c. 350 psig (24 bar p
e
)
d.c. 205 psig (14 bar p
e
)
Refrigerant temperature
max. 220 °F (105 °C)
min. -40 °F (-40 °C)
Ambient temperature
max. 120 °F (50 °C)
min. -40 °F (-40 °C)
Warning
Never switch on power to the coil when the coil is
dismounted from the valve. Otherwise the coil may be
damaged and there is risk of injuries and burns.
2 DKRCC.PI.BB0.R4.22 / 520H7024 © Danfoss A/S (AC-MCI / jmn), 2012-12
Valve and coil construction
Cut-away
(Position numbers:
see Danfoss “data sheet”)
Mounting of piston Mounting of omega spring
/