Danfoss EVR 2 User manual

Coil and O-ring
A
B
Installation Guide
Solenoid Valve
Types EVR 2 – 22 Normally Closed/Normally Open (NC/NO)
© Danfoss A/S (RC-MDP/RJA), 2014-06 DKRCC.PI.BB0.T1.02 / 520H8766 1
032R9545 032R9545
Refrigerants:
R22/R407C, R404A/R507, R410A, R134a, R407A, R23.
For other refrigerants, please contactDanfoss.
EVR (NC are) EVR (NC solder) EVR (NC ange) EVR (NO solder)
Note:
tube construction
max. 100 °C (212 °F)
On
O
On
O
max. 700 °C (1300 °F)
EVR 2 – 8 EVR 10 PB EVR 15 – 22 PB
Max. working
pressure PS/MWP
45.2 bar
(656 psig)
35 bar
(508 psig)
32 bar
(464 psig)
Max. operating
di. pressure
(MOPD)
UL products – see sticker
Non UL – see armature tube
Media temperature
Min. medium temperature tmin. = -40 °C (-40 °F)
Max. medium temperature tmax. = 105 °C (221 °F)
Max. coil temperature
9 W a.c. (EVR 2) tmax.= 40 °C (105 °F)
10/12 W a.c. tmax.= 80 °C (175 °F)
20 W d.c. tmax.= 50 °C (120 °F)
10 W a.c. tmax.= 55 °C (130 °F)
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.
A: Be sure that the O-ring
is inplace
B: Sticker applies only
to UL products
Mounting directions
Flare mounting
Electrical connections
Mounting / dismounting coil
Soldering

2 DKRCC.PI.BB0.T1.02 / 520H8766 © Danfoss A/S (RC-MDP/RJA), 2014-06
Sticker applies
only to UL
products
Sticker applies
only to UL
products
Sticker applies
only to UL
products
EVR 2 – 3 (NC) EVR 4 – 8 (NC) EVR 10 – 22 (NC) EVR 4 – 8 (NO) EVR 10 – 20 (NO)
EVR 2 – 8 (NC)
Mounting / dismounting of top part Placement of valve seat
EVR 10 – 22 (NC)
Type [Nm] [kpm] [ft-lbs] Torx
size
EVR 2, EVR 3 1.4 0.15 1T15
EVR 4, EVR 6, EVR 8 2.0 0.2 1.44 T15/ T20
Type [Nm] [kpm] [ft-lbs] Torx
size
EVR 10, EVR 15, EVR 18 2.8 0.3 2T25
EVR 20, EVR 22 12 1.2 9T40
EVR 4 – 8 dismounting gasket
and supporting ring: Press and twist