Outline

System consists of R449Acondensing units, unit coolers in each chamber and grid coil in the lobby with

direct expansion type.

Major Features

Compact and light design.

Less noise and vibration.

Less maintenance because of direct coupling.

Digital temperature indicator is provided, which shows the temperatures in each cold chamber.

Each chamber temperature is controlled by opening/shutting of the magnet valve according to thermostat operation (2 positions), which is adjusted with Ref. Chamber temperature.

Thermo expansion valve controls the evaporating temperature in the unit cooled.

When suction pressure is down, the low pressure switch is operated to stop the compressor.

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