
Electric shutter round (window) valve
Keywords:
Heavy machinery | Power station auxiliary equipment | Engineering general contracting | Mining machinery | Environmental protection equipment
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Electric shutter round (window) valve
The electric louver circular (window type) valve is used in conjunction with an electric actuator and has the advantages of small opening and closing torque, sensitive action, reliable performance, large diameter and light weight. Electric louver circular (window type) valves are widely used in fans, air conditioners, electric dust collectors, and various large pipelines in industrial sectors such as metallurgy, building materials, power, petrochemical and light industry, which can automatically or manually adjust and cut off dust and gas.
Main technical parameters:
Operation temperature |
-30~250℃—40~450℃ |
Operating ambient temperature |
-10~55℃ electric actuator:-10~55℃ |
|
nominal pressure |
0.05MPa |
0~45℃ servo amplifier:0~45℃ |
||
Input signal |
0~10m A4~20 m A 0~10m A or 4~20 m A |
Environmental relative temperature |
:≤95% electric actuator:≤95% |
|
supply voltage |
380V 220V 50Hz |
:≤85% servo amplifier:≤85% |
||
dead zone |
≤0.8% |
Material |
Valve body valve plate |
Q235-A或20g Q235-A or 20g |
return difference |
≤1.5% |
Shaft |
2Cr13 |
|
intrinsic error |
±2.5% |
filler |
PTFE, flexible graphite |
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