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 | 12
EV220B 6 - EV220B 12
Brass valve body, NC
ISO228/1
connection
Seal
material
Orifice
size
K
v
-
value
Media
temperature
Differential
pressure
Code no.
[mm] [m³/h] [°C] [Bar]
G 3/8 EPDM 6 0.7 0 – 100 0.1 – 10 032U1241
G 1/2 EPDM 12 2.5 0 – 100 0.3 – 10 032U1255
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
Technical data
Type
EV220B 6 EV220B 12
Time to open [ms]
3

40 60
Time to close [ms]
3

250 300
3
 The times are indicative and apply to water. The exact times will depend on the pressure conditions.
Installation Vertical solenoid system is recommended
Max. working
pressure (MWP)
DN 6 20 bar
DN 12 10 bar
Max. test pressure
EV220B 6 30 bar
EV220B 12 15 bar
Ambient temperature
BB DC Up to 50 °C
BB AC Up to 80 °C
EEC BE 240 CS Up to 55 °C
Viscosity Max. 50 cSt
Materials
Valve body Brass W.no. 2.0402
Armature Stainless steel W.no. 1.4105 / AISI 430FR
Armature tube Stainless steel W.no. 1.4306 / AISI 304L
Armature stop Stainless steel W.no. 1.4105 / AISI 430FR
Springs Stainless steel W.no. 1.4310 / AISI 301
O-rings EPDM
Valve plate EPDM
Diaphragm EPDM
Diaphragm valve cone Stainless steel W.no. 1.4404
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.