Thanks for the replies. The compressor is a small one, 50L single phase with 2 motors, 0.75 hp each. That's 1120W total I think, so about 5A. Voltage is 230V.
It does state a "Start instantaneous power" of 2520W so... should it be rated for 11A?
The fan has a 230VAC | 50/60Hz | 15/12W sticker...