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Is there such a thing that one should choose a pneumatic valve instead of an electric valve? ?

2017-03-09View Original

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Which is better to choose, an electric valve or a pneumatic valve? ? What are their respective advantages and disadvantages? ? Is there such a thing that one should choose a pneumatic valve instead of an electric valve? ? Does that mean electric valves are useless then? ?
Reply #22017-03-09
For hazardous locations, pneumatic options are preferred; if no air supply is available, electric options can also be used
Reply #32017-03-09
Our company specializes in pneumatic valves, which are convenient to use
Reply #42017-03-09
If pneumatic is available, electric ones are generally not used, as electric valves are expensive. . . Electric power is used only in special cases
Reply #52017-03-09
Electric drives are generally used in more important locations; for ordinary locations, a starter is sufficient
Reply #62017-03-09
Theoretically, this seems possible; it depends on your location. We need to analyze the actual situation in terms of installation and cost.
Reply #72017-03-10
For areas where explosion protection is required, pneumatic options are preferred; however, in the absence of a gas supply, electric options are the only choice
Reply #82017-03-10
In places such as chemical plants where explosion protection is required, pneumatic valves are chosen; electric valves with explosion-proof motors are expensive. Power plants and sewage treatment plants mainly use electric valves, so you don’t have to worry about them being useless.
Reply #92017-03-10
In areas where gas is required for the process, pneumatic systems should be preferred. Without an air source, only electric operation is possible.
Reply #102017-03-11
For emergency shutdown, a pneumatic valve should be used, as it can close quickly.

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