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Square butterfly valve,shutter
Product features：
Electric shutter butterfly valve with electric actuators are widely used in building material, metallurgy, mining, power, such as the production process, automatic control or manual control medium flow in pipe.
Features:
Butterfly plate the shutter multiaxial structure, uniform fluid, open-close torque is small, action quick, reliable in performance.
The main technical parameters:
|
PN(MPa) |
0.005MPa |
|
Suitable temperature ℃ |
≤350℃ |
|
Applicable medium |
Dust, dust, gas
|
|
leakage |
≤3% |
|
The valve opening and closing time |
≈25秒 second |
|
The input signal (dc) |
Ⅱ type 0 ~ 10 ma; Ⅲ type 4 ~ 20 ma
|
|
Input channel |
3个 |
|
Input resistance |
220 Ω Ⅱ type; Ⅲ type 250 Ω
|
|
The power supply voltage |
220V+20V/-20V；50HZ |
|
Medium flow rate
|
≤25m/s |
|
Name |
The valve body
|
Shutter panels
|
connecting rod |
stents
|
The crank
|
Valve shaft
|
|
material |
Carbon steel |
Carbon steel |
Carbon steel |
WCB QT500-7 |
Carbon steel |
2Cr13 |