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Supermarket refrigerated showcase high pressure and low pressure controller

supermarket refrigerated showcase high pressure and low pressure controller high pressure pressure controller is a supermarket refrigerated showcase single pressure controller, its role is to prevent the compressor discharge pressure from being too high, generally installed in the compression The exhaust outlet of the machine. Principle of action: high-pressure gas acts on the high-pressure ...

commercial refrigerationTIME：2016-08-22
walk-in cooler high and low pressure combination controller

walk-in cooler high and low pressure combination controller It is a combination of high pressure controller and low pressure controller, which can be used for high pressure and low pressure protection of walk-in cooler refrigeration system High pressure is too high or low pressure is too low. When one of the two situations of the compressor's high pressure is too high or the low pressure is to...

display freezerTIME：2016-08-22
Current measurement diagnosis walk-in cooler fault

current measurement diagnosis walk-in cooler fault 1. Measurement current diagnosis fault measurement walk-in cooler working current, we can know whether the compressor is started, the defrost circuit is working, and experienced personnel also rely on the current To determine the unblocked condition of the refrigeration system and the amount of refrigerant. ①3A-12A is the compressor circuit ...

commercial refrigerationTIME：2016-08-22
Measure the compressor inlet voltage to diagnose the display cooler fault

measure the compressor inlet voltage to diagnose the display cooler fault Measure the voltage between the power inlet and the overload protection terminal. If there is an AC 220V voltage, the display cooler fault is in the compressor and its accessories ; If there is no AC 220V voltage, it means that the fault lies in the temperature controller and other parts of the power supply circuit. me...

commercial refrigerationTIME：2016-08-22
System bleed diagnosis display cooler fault

System bleed diagnosis display cooler fault Determine the opening position according to the fault condition of the overhaul machine, and observe the gas discharge of the display cooler to determine the amount of refrigerant in the system, compressor exhaust, and vacuum in the system Degree and unblocked conditions. Generally, the display cooler opens the compressor process tube to deflate; whe...

display refrigeratorTIME：2016-08-22
Supermarket refrigerated showcase differential pressure controller refrigeration system

supermarket refrigerated showcase differential pressure controller refrigeration system supermarket refrigerated showcase differential pressure controller The differential pressure controller of the refrigeration system mainly includes oil pressure difference controller, ammonia pump pressure difference controller and so on. oil pressure difference controller The oil pressure difference cont...

display freezerTIME：2016-08-22
Precautions for installation and adjustment of commercial refrigeration JC3.5 differential pressure controller

Precautions for installation and adjustment of commercial refrigeration JC3.5 differential pressure controller are as follows. (1) The high and low pressure bellows should be connected to the oil pump outlet and crankcase respectively, and do not connect them in reverse. (2) When connecting to the electrical circuit of the system, it must be connected according to the circuit diagram accordi...

display refrigeratorTIME：2016-08-22
supermarket refrigerated showcase ammonia pump differential pressure controller

supermarket refrigerated showcase ammonia pump differential pressure controller supermarket refrigerated showcase ammonia pump differential pressure controller In the ammonia pump refrigeration system, the ammonia pump inlet and outlet pressure difference must be kept above a certain value. In order to avoid cavitation in the ammonia pump, CWK-11 (or RT260A) differential pressure controller is...

commercial refrigerationTIME：2016-08-22
Compressor exhaust strength diagnosis commercial refrigeration failure

Compressor exhaust strength diagnosis commercial refrigeration failure Compressor exhaust strength diagnosis Commercial refrigeration failures are only used for suspected compressors with no exhaust or poor exhaust. After opening the compressor process pipe port to vent, weld open the compressor exhaust pipe port (thin), plug in the commercial refrigeration power supply to run the compressor, ...

commercial refrigerationTIME：2016-08-22
Repair of mixed working fluid and fluorine-free walk-in cooler

Repair of mixed working fluid and fluorine-free walk-in cooler Repair of fluorine-free walk-in cooler is basically the same as that of fluorine-free walk-in cooler, but because of fluorine-free refrigeration The characteristics of the agent, there are some differences in the operating process. 1. Repair of mixed refrigerant walk-in cooler Since the characteristics of mixed refrigerant have s...

commercial refrigerationTIME：2016-08-22

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