Air Conditioning / Cabin Heaters

Air Conditioning unit: For Aircraft air cabin cooling during night stop (for maintenance operation) or before passenger boarding.
Two main type of Air Conditioning Unit : diesel Air Conditioning Unit for fully autonomous mode and Electrical Air Conditioning Unit  when 50Hz power supply available on apron.

Air Cabin Heater: For Aircraft air cabin heating during night stop (for maintenance operation or in anti-freeze mode) or before passenger boarding.
Two main type of heater : diesel cabin Heater for fully autonomous mode and Electrical Heater when 50Hz power supply available on apron