Danfoss EVR 2 Installation Manual

Installation guide
Solenoid valve
Types EVR 2 – EVR 22 (Version 2)
NC solder
Refrigerants
R1234yf, R1234ze(E), R125, R134a, R152a, R22, R290, R32, R404A, R407C,
R407F, R407H, R410A, R413A, R417A, R422A, R422B, R422D, R438A,
R422A, R422B, R422D, R438A, R442A, R444B, R447A, R447B, R448A,
R449A, R449B, R450A, R452A, R452B, R454A, R454B, R454C, R455A,
R463A, R507A, R512A, R513A, R513B, R515A, R515B, R516A, R600, R600a.
For complete list of approved refrigerants, visit https://store.danfoss.com
and search for individual code numbers, where refrigerants are listed as
part of technical data.
Note
Pick up valves carefully from package.
Filter
Filter drier is always recommended in customer system.
Special note for R1234yf, R1234ze, R152A, R290, R32, R444B,
R452B, R454A, R454B, R454C, R455A, R516A, R600 and
R600a:
The EVR 2 – EVR 22 with solder connections and without manual stem
is validated in accordance to ATEX, ISO 5149, IEC 60335-2-24,
IEC 60335-2-40, and UL. Ignition risk is evaluated in accordance to
ISO 5149, and IEC 60335.
NOTE 1: EVR 2-15 flare connections are only approved for A1 and A2L
refrigerants.
NOTE 2: Excluded from this EVR 22 with connections 1 3/8 inch /
35 mm related to PED requirements.
Media temperature: -40 °C / -40 °F – 105 °C / 221 °F
Mounting
Soldering
Max. 100 °C / 211 °F
Max. 700 °C / 1300 °F
Always disconnect power from the coil
when dismounted from the valve. The
coil may be damaged and there is risk of
injuries and burns.
O-ring
mandatory
The EVR 2 – EVR 22 with solder connections and without manual stem can be applied on systems with R1234yf, R1234ze, R152A, R290, R32,
R444B, R452B, R454A, R454B, R454C, R455A, R516A, R600 and R600a as the working fluid. EVR 2-15 flare connections are only approved for
A1 and A2L refrigerants. . For countries where safety standards are not an indispensable part of the safety system Danfoss recommend the
installer to get a third party approval of the system containing flammable refrigerant. Note, please follow specific selection criteria stated in the
datasheet for these particular refrigerants.
© Danfoss | DCS (rm) | 2020.11
NC flare
Flare
Click!
Off
NC flange
Max. working pressure
EVR solder and flare connections: 45.2 bar.
EVR flange connections: 32 bar.
EVR PED version: 49 bar.
(Approved max. working pressure is marked on the armature tube)
Note
Avoid reverse flow in EVR (except EVRC) to avoid unstable
function or long term damage of valve.
Bar
3
-40
Max. working pressure in bar in relation to media temperature in °C.
Max. opening diff. pressure (MOPD): Coil dependent
Mounting angle
ID Marking - example
Valve identification and reference to UL
listed coils
General-Purpose Valve consists of
Body EVR 6 NC 032L1212
AND COIL BJ OR BX
TS: -40 °C/+105 °C (-40 °F/+221 °F)
MOPD: 38 bar / 550psi
PS (UL): 45.2 bar / SWP 655 psi
PS (PED): 49 bar
MADE IN DENMARK BR20 366E
317R
Danfoss A/S 6430 Nordborg Denmark
Recommended
to reduce
vibrations, not
required for sealing
NO solder
Note:
tube design
49 bar
45.2 bar
32 bar
°C
0
MADE IN DENMARK
Type BJ120CS
Spare part no.
018F4110
110-120V 60Hz
110V 50Hz
To be used with listed valve body
EVR•EVRH•EVRC•EVRP•EV2xx series
AKV•AKVA
See armature tube or label
Coil print
Click!
B
A
AN238486497127en-000704 | 1
15W
16W