Im new here!

Please help me on how to know the capacity of an window or split type airconditioner.

Hp
Btu
Kj
Kw
Ampere
W

Also how can i know the horsepower or ton of compressor. I only see in sticker is LRA.

Please help.
And also in refrigerator motor. How can i know the horsepower. If is 1/4 or 1/10 i dont know.