Wholesalercat_APA_2012_LOW-complete - page 10

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* Only EPDM versions in Normally Closed (NC) valves areWRAS approved. GL = Germanisher Lloyd. WRAS =Water Regulations Advisory Scheme. VA =Water supply and drainage of ETA Denmark.
Type
EV310A
3/2-way
EV210A
2/2-way
EV220A
2/2-way
EV310B
3/2-way
EV210B
2/2-way
EV220B 6-22
2/2-way
Media
Water
Air and neutral gasses
Oil
Steam
Characteristics
Dirty media
ü ü ü
Long lifetime
ü ü ü
Soft closing (Low waterhammer)
ü
ü
System suitability
Closed and drain
Closed and drain
Open
Closed and drain
Closed and drain
Open
Connection
G 1/8 - G 1/4,
flange 32 mm
G 1/8 - G 1/4,
flange 32 mm G 1/4 - G 2
G 1/8 - G 3/8,,
flange 32 mm G 1/8 - G1
G 1/4 - G 1
Function
NC or NO
NC or NO
NC or NO
NC or NO
NC or NO
NC or NO
Orifice size mm
1.2 - 2
1.2 - 3.5
6 - 50
1.5 - 3.5
1.5 - 25
6 - 22
Pressure range, bar
0 - 20
0 - 30
0.2 - 16
0 - 20
0 - 30
0.1 - 30
Medium temperature max.
100°C
120°C
100°C
100°C
140°C
100°C
Kv value m
3
/h
0.04 - 0.08
0.04 - 0.26
1 - 32
0.08 - 0.4
0.08 - 8
0.7 - 6
Special features
Manual override
option
Manual override
option
Isolating
diaphragm
Approvals*
WRAS
WRAS
and VA
GL
GL, WRAS,
VA and DNV
WRAS, VA
and DNV
Material
Valve body
Brass or
stainless steel
Brass or
stainless steel
Brass
Brass or
stainless steel
Brass or
stainless steel
Brass or
DZR brass
Internal
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Seal material
FKM
EPDM or FKM EPDM, NBR or FKM FKM
EPDM or FKM EPDM or FKM
Solenoid valves
in this catalogue
1,2,3,4,5,6,7,8,9 11,12,13,14,15,16,17,18,19,20,...172
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