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LCAEX- R134a-R513A screw compressors

Open self-supporting galvanized steel frame protected with polyester powder painting. The open frame make easy maintenance and service activities while the unit is in operation. As option a protection grid is available.
Semi-hermetic «double screw» type with a built-in thermal switch protection motor complete with: suction and discharge shut-off valves (option), oil separator, step control, crankcase heater, oil level switch (option), oil sight glass, safety thermostat, oil strainer, suction strainer, liquid injection device.
Shell and tube type, made by copper tube and steel shell and with two independent refrigerant circuits and one water circuit. The thermal insulation is made of flexible closed-cells lining. As protection
Double circuits made of several copper tube and aluminium finned coils. They are connected to make two refrigerant circuits
Axial fans with aerodynamic outline blade, directly couplet to a three phase electric motor with external rotor. A safety fan guard is fitted on air flow discharge.
Each unit is supplied with two or more independent refrigerant circuits; each one includes: filter dryer, refrigerant sight glass, solenoid valve, thermostatic electronic valve with external equalizer, liquid line shut-off valve, service valve, HP/LP gauges with shut-off valves. To protect the refrigerant circuit the following devices are installed: automatic reset low pressure switch, manual reset high and safety pressure switches, safety valve, antifreeze thermostat.
Weather proof type with protection grade IP 54. It includes: main circuit automatic breaker with locking door device, main fuses, compressor contactor and fuses for the star/delta start or part winding; fans contactors and fuses, auxiliary circuits transformer; Microprocessor to control automatically the unit with a visual system to display the function as well as failures

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