Detailed Product Description
Water valve
1. ISO 9001: 2000, CE approved
2.1 million times life testing
3. Reliable quality
4. One year guarantee
Water valve- DHD22 pilot diaphragm structure
Characteristic:
1. Pilot operated diaphragm construction with less power consumption for longtime working;
2. Applied to pressure system opened from 0.3 bars;
3. Lifespan can be at 1 million cycles.
Medium: Water, air, gas, etc.
Temperature:
NBR Seal: 14F to 176F, -10 to 80
EPDM Seal: 14F to 250F, -10 to 120
VITON Seal: 14F to 300F, -10 to 150
Pressure: DHD22: 0.3 ~ 16 bar
Port Size: 3/8", 1/2", 3/4", 1", 1 1/4", 1 1/2", 2"
Port Thread: BSPP, BSPT, NPT, Flange, UNF, M8X1
Orifice (mm): 12, 15, 20, 25, 32, 40, 50
Voltage:
DC - 12V, 24V
AC - 24V, 120V, 240V/60HZ; 110V, 220V/50HZ
Tolerance: +/- 10%
Coils: S91B/H, 17VA (AC), 10W (DC), IP65, 100%ED
Special coils:
EX coil AC 220 V, DC 24 V;
Latching coil. DC 6 ~ 12 V on request)
Equivalent code DHL22 series
NASS COIL 0543 is suitable for DHD22
Material:
Stainless steel/BRASS
Seal -NBR, EPDM, or VITON
Armature Tube - Stainless Steel 304
Plunger - Stainless Steel 430F
Stop -Stainless Steel 430F
Springs - SS 304
Shading Rings - Stainless Steel 304
|
Port Size |
Orifice |
Cv |
Min Pressure(bar) |
Max Pressure(bar) |
Valve Body |
Coil |
|
AC(22VA) |
DC(17W) |
|
3/8" |
12 |
4.5 |
0.3 |
10 |
10 |
DHD2212 X X X |
S91B/H |
|
1/2" |
15 |
4.5 |
0.3 |
10 |
10 |
DHD2215 X X X |
S91B/H |
|
3/4" |
20 |
9.3 |
0.3 |
10 |
10 |
DHD2220 X X X |
S91B/H |
|
1" |
25 |
12 |
0.3 |
10 |
10 |
DHD2225 X X X |
S91B/H |
|
1 1/4" |
32 |
24 |
0.3 |
10 |
10 |
DHD2232 X X X |
S91B/H |
|
1 1/2" |
40 |
29 |
0.3 |
10 |
10 |
DHD2240 X X X |
S91B/H |
|
2" |
50 |
48 |
0.3 |
10 |
10 |
DHD2250 X X X |
S91B/H |
|
F2 1/2" |
65 |
68 |
0.3 |
10 |
10 |
DHD2265 X X X |
S91B/H |
|
F3" |
80 |
100 |
0.3 |
10 |
10 |
DHD2280 X X X |
S91B/H |
|
F4" |
100 |
175 |
0.3 |
10 |
10 |
DHD22100 X X X |
S91B/H |
|
F5" |
125 |
200 |
0.3 |
10 |
10 |
DHD22125X X X |
S91B/H |
|
F6" |
150 |
250 |
0.3 |
10 |
10 |
DHD22150X X X |
S91B/H |
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with good quality at the reasonable price.
