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Q830 Series pressure switches are used to control the pressure of
compressor in refrigerant system, also available in air or water
fluid. This series have quite stable performance with internal
micro-switch structure. Standard mounting bracket are provided.
Q830 series dual pressure controls can be not only used in fluorinated refrigerant, but also in the air
and liquid (allowed liquid temp. -20 to 120°C)
Adjustable range and differential settings.
Renovated SPDT micro-switch ensures the reliable switch function.
Flexible mounting bracket suits various kids of application.
Upper lid is optional (IP44)
Various connections are available on request.
Automatic and manual reset version
The material of bellows is copper and pressure interface is brass.
CE approval
Model | Low pressure(bar) | High pressure(bar) | Reset form(bar) | Factory setting(bar) | ||||||
Pressure adjust range | Differential | Pressure adjust range | Differential | Low pressure | High pressure | Low pressure | High pressure | |||
OFF | ON | OFF | ON | |||||||
Q830 | -0.5~6 | -0.6~4 | 8~30 | 3~5(fixed) | Auto | Auto | 3 | 2 | 20 | 15 |
Q830HM | -0.5~6 | -0.6~4 | 8~30 | ≤5 | Auto | Manual | 3 | 2 | 20 | Manual reset |
Q830HLM | -0.5~6 | ≤1 | 8~30 | ≤5 | Manual | Manual | 3 | Manual | 20 | Manual reset |
Rated Amps(A) Rated Voltage(V) | Power Factory (Cosφ) | 125/250V AC | |
Non-Industry Current | 1 | 12 | |
Industry Current | Full Load | 0.75 | 12 |
Locked Roter | 0.45 | 72 |