Frame. Made of galvanized steel with anti-corrosion powder coating. Standard colour - RAL 9018.
Refrigerant circuit. Refrigerant - R410A. Refrigerant circuit is assembled using internationally recognized brand name components with all brazing and welding being performed in accordance with ISO 97/23.
Compressors. Scroll compressors, equipped with crankcase heater and protective thermostat. Installed in a separate technical compartment. Each compressor circuit has 2 compressors, providing increased efficiency at partial loads.
Condensers. Tubes being mechanically expanded into the 0.1 mm aluminium ﬁns.
Fans. Dynamically balanced, with a safety fan guard. Installed on rubber antivibration mountings. Moisture protection rating - IP 54.
Microprocessor. All MCA units are equipped with microprocessor control with the following functions:
- protection against frost.
- compressor timing.
- compressor automatic starting sequence.
- alarm reset.
- alarms and operation LED’s.
- connection to the BMS system (optional).
Protection and control devices:
- high pressure switch with manual reset.
- low pressure switch with automatic reset.
- high pressure safety valve.
- thermal overload protection of compressors and fans.