Product Category

Pressure Controller

Feature

In the refrigeration system, Pressure Controller is a key device used to monitor and adjust the pressure of refrigerant in the system to ensure stable operation of the system and protect the equipment. The following is a detailed introduction to the pressure controller in the refrigeration system:

Role and Function:

The pressure controller in the refrigeration system is mainly used for the following functions:

Pressure regulation: Ensure that the pressure of the refrigerant is maintained within the set safety range according to the system design requirements and working conditions.

System protection: Prevent equipment damage or system failure caused by excessive or low refrigerant pressure, such as compressors, condensers, etc.

Energy efficiency optimization: Optimize the energy efficiency of the system, reduce energy consumption and improve performance by accurately controlling the refrigerant pressure.

Real-time monitoring: Provide real-time pressure data monitoring so that operators can adjust and respond to changes in the system operating status in a timely manner.

Main features:

Pressure setting: Adjustable pressure set point to adapt to different refrigerants and working conditions.

Pressure sensing: Use pressure sensors or pressure transmitters to monitor refrigerant pressure.

Control mechanism: Regulate and stabilize the pressure of the refrigerant through actuators or valves.

Digital Display: Provides real-time pressure readings for monitoring and diagnostics.

Alarm System: Sounds an alarm when the set pressure exceeds the set limit, prompting the operator to take necessary action.

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Part No.	low pressure(Mpa)	high pressure(Mpa)	Differential(Mpa)		Reset		Max.work pressure
Part No.	Adjust range	Adjust range	L.P.	H.P.	L.P.	H.P.	L.P.	H.P.
HLP110	0.1-1.0	-	0.1 to 0.3	-	Auto	-	1.7	-
HLP506	-0.05 to0.6	-	0.1 to 0.4	-	Auto	-	1.7	-
HLP506M	-0.05 to0.6	-	≤0.2 fixed	-	Manul	-	1.7	-
HLP520	-	0.4 to 2.0	-	0.2 to 0.5	-	Auto	-	3.3
HLP530M	-	0.5 to 3.0	-	≤0.4 fixed	-	Manual	-	3.3
HLP530D	-	0.5 to 3.0	-	0.5 to 1	-	Auto	-	3.3
HLP830	-0.05 to0.6	0.5 to 3.0	0.1 to 0.4	≤0.4 fixed	Auto	Auto	1.7	3.3
HLP830HM	-0.05 to0.6	0.5 to 3.0	0.1 to 0.4	≤0.4 fixed	Auto	Maual	1.7	3.3
HLP830hHLM	-0.05 to0.6	0.5 to 3.0	≤0.4 fixed	≤0.4 fixed	Manual	Manual	1.7	3.3

Pressure	Part no.	Danfoss code			Low pressure(LP)		Reset		Reset		Contact system
Pressure	Part no.	1/4 in 6mmSEA	1/4 in ODF	6 mm ODF	Adjust range(bar)	Differential pressure(bar)	Adjust range(bar)	Differential pressure(bar)	High pressure	Low pressure(LP)	Contact system
Low	KP1	060-1101	060-1112	060-1110	-0.2 to 7.5	0.7-4.0	-	-	Auto	-	SPDT
Low	KP1	060-1103	060-1111	060-1109	-0.9 to 7.0	fixed0.7	-	-	Manual	-	SPDT
low	KP2	060-1120	-	060-1123	-0.2 to 5.0	0.4-1.5	-	-	Auto	-	SPDT
High	KP5	060-1171	060-1179	060-1177	-	-	8-32	1.8-6.0	Auto	-	SPDT
High	KP5	060-1173	060-1180	060-1178	-	-	8-32	Fixed 3	Manual	-	SPDT
Dual	KP15	060-1241	060-1254	-	-0.2 to 7.5	0.7-4.0	8-32	Fixed 4	Auto	Auto	spdt-Low signal
		060-1243	-	-	0.2 to 7.5	0.7-4.0	8-32	Fixed 4	Manual	-
		060-1245	-	-	-0.9-7.0	fixed0.7	8-32	Fixed 4	-	Manual
Dual	KP15	060-1265	060-1299	-	-0.2-7.5	0.7-4.0	8-32	Fixed 4	Auto	Auto	spdt-Low/ high signal
Dual	KP15	060-1264	060-1284	-	-	-	8-32	Fixed 4	Auto	Auto	spdt-Low/ high signal

Part No.	A.C.110	A.C.220
Non-inductive current	24	16
Full load	24	16
starting	144	96

About Ningbo Ouyu Import & Export Co., Ltd.

Ningbo Ouyu Import & Export Co., Ltd. is the exporting branch of Briliant Refrigeration Equipment Co., Ltd. It is a manufacturer and factory specializing in the research, development, and design of large-scale refrigeration equipment, with more than 100 talented employees, including masters, researchers, engineering, and technical engineers.

As a professional OEM/ODM/OBM Pressure Controller suppliers and Pressure Controller company with more than 30 years, Ouyu has multiple modern industrial factories equipped with advanced production and processing equipment and complete manufacturing processes. We sell various brands of compressors, condensers, evaporators, condensing units, large and medium-sized parallel units as well as refrigeration accessories with good quality and competitive prices.

We have a complete production line and our products have been awarded ISO9001:2008 quality system certification, CE certification, National Industrial Product Manufacture Licence and Combined Refrigerated Agricultural Machinery Certificate.