Mekar Air Handling Units Interview Questions and Answers

AHU stands for Air Handling Unit. It is a device used to regulate and circulate air as part of a heating, ventilation, and air conditioning (HVAC) system.

• AHU is a crucial component of HVAC systems, responsible for circulating and regulating air throughout a building.

• It typically consists of a blower, heating or cooling elements, filters, dampers, and sound attenuators.

• AHUs can be customized based on the specific requir...read more

FCU stands for Fan Coil Unit. It is a device that consists of a heat exchanger coil and a fan to provide heating and cooling to a space.

• FCU is commonly used in HVAC systems to regulate the temperature of a room or building.

• It works by circulating hot or cold water through the coil, which then heats or cools the air that is blown over it by the fan.

• FCUs can be controlled manually or through a building automation system ...read more

Refrigeration cycle is a process in which refrigerant absorbs heat from the indoor air and releases it outside to cool the indoor space.

• Refrigerant absorbs heat from the indoor air through the evaporator coil.

• The refrigerant then moves to the compressor where it is compressed into a high-pressure, high-temperature gas.

• The hot gas flows through the condenser coil where it releases heat to the outside air and condenses i...read more