Danfoss EVR 2 Installation Manual

Installation Guide
Solenoid Valve
Types EVR 2 – 22 Normally Closed/Normally Open (NC/NO)
Refrigerants:
R22/R407C, R404A/R507, R410A, R134a, R407A, R23.
For other refrigerants, please contact Danfoss.
EVR (NC flare)
Mounting directions
Coil and O-ring
A
B
A:
Be sure that the O-ring
is in place
B:
Sticker applies only
to UL products
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.
© Danfoss A/S (RC-MDP/RJA), 2014-06
EVR (NC solder)
Electrical connections
Max. coil temperature
9 W a.c. (EVR 2)
10/12 W a.c.
20 W d.c.
10 W a.c.
Media temperature
Min. medium temperature
Max. medium temperature
EVR 2 – 8
Max. working 45.2 bar
pressure PS/MWP (656 psig)
UL products – see sticker
Max. operating
diff. pressure
(MOPD) Non UL – see armature tube
DKRCC.PI.BB0.T1.02 / 520H8766
EVR (NC flange)
tube construction
Soldering
max. 700 °C (1300 °F)
t = 40 °C (105 °F)
max.
t = 80 °C (175 °F)
max.
t = 50 °C (120 °F)
max.
t = 55 °C (130 °F)
max.
t = -40 °C (-40 °F)
min.
t = 105 °C (221 °F)
max.
EVR 10 PB EVR 15 – 22 PB
35 bar 32 bar
(508 psig) (464 psig)
EVR (NO solder)
Note:
max. 100 °C (212 °F)
Flare mounting
Mounting / dismounting coil
On
Off
On
Off
1