Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.
| Supply Ability | 10000pics/month |
| Delivery Time | 7 days |
| Packaging Details | package |
| Operating Temperature: | -20~120℃ |
| Material | Stainless steel |
| Ingress protection | IP54 |
| High pressure | 8-30bar |
| Lower presure | -0.5-6bar |
| Brand Name | KeramControls |
| Model Number | Q830 Series |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Supply Ability | 10000pics/month | Delivery Time | 7 days |
| Packaging Details | package | Operating Temperature: | -20~120℃ |
| Material | Stainless steel | Ingress protection | IP54 |
| High pressure | 8-30bar | Lower presure | -0.5-6bar |
| Brand Name | KeramControls | Model Number | Q830 Series |
| Certification | CE | Place of Origin | China |
| High Light | IP54 Dual Pressure Control Switch ，30bar Pressure Control Switch ，LP Auto Reset Pressure Switches | ||
Q830 dual pressure switches are for use on commercial refrigeration and air conditioning systems to protect compressor against excessively low suction pressure or excessively high discharge pressure.
Dual pressure switches are compatible with HCFC and non-flammable HFC refrigerants.
Dual Pressure Applications are designed primarily for use as combination high and low pressure controls on commercial refrigeration and air conditioning applications.These controls are available in several pressure ranges and are compatible with most common refrigerants. Ammonia compatible models are also available.
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 | |
Company Details
Business Type:
Manufacturer
Year Established:
1998
Total Annual:
2000000-3000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
Nanjing Qiyuan Controls & Equipment Co., Ltd. was found in 1998. In 2005, the number of the employees increased to more than 100. In 2006, its manufacturing base was moved to Huai An Industrial Development Zone. Keram Controls has obtained the investment from Keram Group in 2009. In ... Nanjing Qiyuan Controls & Equipment Co., Ltd. was found in 1998. In 2005, the number of the employees increased to more than 100. In 2006, its manufacturing base was moved to Huai An Industrial Development Zone. Keram Controls has obtained the investment from Keram Group in 2009. In ...
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