A 3 ton air conditioner has the same cooling capacity as 3 tons of ice. It is not the weight of the unit. The actual weight of the unit varies, depending on brand, model, and if it is a split system, a package unit, or a window unit.
Towing weight is 1400kg 1.4 metric tons
46,000 tons
10 tons
3 tons
5 to 7 tons
437.5 tons (875,000 lbs.)
6000 pounds
is up to 2000 tons
130 tons
2 tons
123549;9;9; tons
2 tons