Cooling Load Selection for Residential Air-Conditioning - R32 Sp

Given a 4 room HDB apartment floorplan. Find the maximum refrigerant charge for the smallest room for the 4 room HDB apartment as it is using R32 air-conditioning system.

• 3.648kg

• 4.836kg

• 6.483kg

• 8.348kg

Given a 4 room HDB apartment floorplan. Please calculate the total cooling load for the all the bedrooms.

• 3.7kW

• 6.3kW

• 7.7kW

• 16.3kW

What is the Global Warming Potential value for R-32?

• 675

• 1810

• 2090

• 10900

What is the flammability classification of R32?

• Class A1.

• Class A2.

• Class A2L.

• Class A3.

R32 is known as _______.

• Chlorodifluoromethane.

• Chlorotrifluoromethane.

• Difluoromethane.

• Tetrafluoroethane.