1 ton (refr) = 3.5172 kW (refr)
One ton of cooling is about 12,000 Btu/h one Btu/h is 0.293 watt so...One ton = 3.516 Kilowatts
1 TR = 3.517 KW-hours 1000 KW = 284.33 TR
1 RT (TONS REFRIGERANT EFFECT) = 3.516 kW
kW is kilowatt - a unit of electric power. 1 kilowatt is equal to 1000 watts: 1kW = 1000W