先导式电磁阀是由先导阀与主阀组成,两者有通道相联系,当电磁阀线圈通电,动铁芯与静铁芯吸合使导阀孔开放,阀芯背腔的压力通过导阀孔流向出口,此时阀芯背腔的压力低于进口压力,利用压差使阀芯脱离主阀口,介质……
先导式电磁阀是由先导阀与主阀组成,两者有通道相联系,当电磁阀线圈通电,动铁芯与静铁芯吸合使导阀孔开放,阀芯背腔的压力通过导阀孔流向出口,此时阀芯背腔的压力低于进口压力,利用压差使阀芯脱离主阀口,介质从进口流向出口。当线圈断电,动铁芯与静铁芯脱离,关闭了导阀孔,阀芯背腔压力受进口压力的补充逐渐趋于和进口平衡,阀芯因弹簧力作用下把阀门紧密关闭。
GENERAL DETAILS
Application
|
:
|
Air, water, gas
|
Size
|
:
|
1/8″, 1/2″ BSP (on request NPT) 3/8″, 1/2″ (Pilot Opareted)
|
Pressure
|
:
|
0 bar … 16 bar (orifice), 0,5 … 16 bar
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Tube and international part
|
:
|
Brass, Stainless Steel
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Body
|
:
|
Brass
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Seal
|
:
|
NBR, on request VITON
|
Temperature
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:
|
.-10°C…80 °C
|
Position
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:
|
Normally Closed
|
Coil Voltage
|
:
|
230V, 110V , 48V, 24V , 12V AC ; 110V , 48V , 24V , 12 V DC
|
Protection Class
|
:
|
IP65 and Exproof models
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Valve Type / Order No
|
Connection Size
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Orifice Size (mm)
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Pressure (bar)
|
KV lt/ min
|
Fluid Temperature
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Seal
|
Weight (kg)
|
||
Min
|
Max
|
Min
|
Max
|
||||||
S1040.02
|
3/8″
|
12,5
|
0,35
|
16
|
45
|
-10
|
80
|
NBR
|
0,68
|
S1040.03
|
1/2″
|
12,5
|
0,35
|
16
|
65
|
-10
|
80
|
NBR
|
0,64
|
S1040.04
|
3/4″
|
15
|
0,35
|
16
|
70
|
-10
|
80
|
NBR
|
0,79
|
S1040.05
|
1″
|
15
|
0,35
|
16
|
85
|
-10
|
80
|
NBR
|
0,96
|