Product Overview

© Danfoss | DCS (az) | 2017.12
24h
ON
OFF
Data sheet | Solenoid valves for water shut off and leak detection, Types EV220T, EV220W, EV220B, and EV228B
IC.PD.200.S1.02 | 15
EV220B 15 - EV220B 50
Brass valve body, NO
ISO228/1
connection
Seal
material
Orifice
size
K
v
-
value
Media
temperature
Approval
Differential
pressure
Code no.
[mm] [m³/h] [°C] [Bar]
G ½ EPDM 15 4 0 – 120 0.3 – 10 032U7117
G ¾ EPDM 20 8 0 – 120 0.3 – 10 032U7122
G 1 EPDM 25 11 0 – 120 0.3 – 10 032U7127
G 1 ¼ EPDM 32 18 0 – 120 0.3 – 10 032U7134
G 1 ½ EPDM 40 24 0 – 120 0.3 – 10 032U7142
G 2 EPDM 50 40 0 – 120 0.3 – 10 032U7152
Technical data
Main type
EV220B
15B
EV220B
20B
EV220B
25B
EV220B
32B
EV220B
40B
EV220B
50B
Time to open [ms]
3
 40 40 300 1000 1500 5000
Time to close [ms]
3
 350 1000 1000 2500 4000 10000
3
 The times are indicative and apply to water.
The exact times will depend on the pressure conditions.
Closing times can be changed by replacement of the equalizing orifice.
Installation Optional, but vertical solenoid system is recommended
Max. working
pressure (MWP)
10 bar
Max. test pressure 20 bar
Ambient temperature
BB DC
BB AC
EEC BE240CS
Viscosity Max. 50 cSt
Materials
Valve body/cover Brass W.no. 2.0402
Armature Stainless steel W.no. 1.4105 / AISI 430 FR
Armature tube Stainless steel W.no. 1.4306 / AISI 304 L
Armature stop Stainless steel W.no. 1.4105 / AISI 430 FR
Springs Stainless steel W.no. 1.4310 / AISI 301
O-rings EPDM
Valve plate EPDM
Diaphragm EPDM
y WRAS
y ACS
y PZH
y In accordance with:
- Low Voltage Directive 2014/35/EU
- EN60730-1
- EN60730-2-8
- Pressure Equipment Directive 2014/68/EU
y UL recognized
1
) It is recommended to install a filter in front of the valve.
2
) In water applications, exercise the valves at least once every 24 hours, meaning change the state of the valve.
The valve exercise will minimize the risk of the valve sticking due to calcium carbonate, zinc or iron oxide build-up.