เครื่องปรับความดันแบบสองแบบ ซีรี่ย์ Q830

Q830 Series Dual Pressure Switch Product Overview Measurement Media Fluorinated refrigerants, air, and liquids (allowable medium temperature -20 ℃ to 120 ℃) Switch SPDT Power Supply 125VAC/250VAC 12A Pressure Adjust Range Low pressure: -0.5~6barHigh pressure: 8~30bar Protection Rating IP44 Connection 1/4'' BSP Reset Automatic or Manual Applications Duct static pressure high/low alarm Differential pressure bypass control in chilled water systems Cooling tower fan start/stop

Dual pressure switch for havc Description A dual pressure control from Grainger helps to protect commercial refrigeration and air conditioning systems. Dual pressure controls combine high-pressure compressor protection with low-pressure cycling or safety functions. Some models offer a visible pressure scale and can be adjusted through the range without removing the cover. Manual reset models are trip-free. Q830 series dual pressure controls can be not only used in fluorinated

Pressure Switch Dual Description Q830 Dual Pressure Controls are designed for use on high and low pressure applications in refrigeration, air conditioning, and heat pump systems. This control react to changes in either low or high side pressures, providing single-device control of the compressor or other electrical device. 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)

Dual Pressure Switch for HVAC/R Compressor, Low Pressure Auto Adjust​ Description Where should a pressure switch be installed? Except for special installations such as constant pressure water pump systems in-well systems that do not use a conventional water pressure tank or water storage tank, the pressure control switch should be located as close to the pressure tank as possible. Q830 series dual pressure controls can be not only used in fluorinated refrigerant, but also in

Dual Pressure Control Switch Refrigeration HP & LP Auto Reset​ Description 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

Dual adjustable pressure switches pressure switch water pump Description The working principle of the pressure switch: when the pressure in the system is higher or lower than the rated safety pressure, the disc in the sensor will move instantaneously, and the switch connector will be connected or disconnected by connecting the guide rod. When the pressure drops to or rises to the rated recovery value, the disc will reset instantaneously, and the switch will reset automaticall

Automatic pressure control switch for water pump Description 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

Description Q830 Series Pressure Switch. Q830 series adjustable pressure switches, suitable for the monitoring of flow failure and proving in pumps, chillers, valves etc. Units have an adjustable setpoint and differential. It can be not only used in fluorinated refrigerant, but also in the air and liquid (allowed liquid temp. -20 to 120°C) Specification Model Low pressure(bar) High pressure(bar) Reset form(bar) Factory setting(bar) Pressure adjust range Differential Pressure

Keram Controls Adjustabe Pressure Switches Sensor For Pressure Monitoring Description KPS Series Pressure Switch. KPS series adjustable pressure switches, suitable for the monitoring of flow failure and proving in pumps, chillers, valves etc. Units have an adjustable setpoint and differential. It can be not only used in fluorinated refrigerant, but also in the air and liquid (allowed liquid temp. -20 to 120°C) Features Adjustable range and differential settings. Renovated