ow - 500 rpm, medium - 550rpm, high - 720 rpm

Low - 800 rpm, medium - 850rpm, high - 920 rpm

Low - 900 rpm, medium - 950rpm, high - 1100 rpm

Low -1000 rpm, medium -1200rpm, high -1350 rpm

Copper sheets

Mild steel sheet

Aluminium sheets

Galvanised iron sheets

Brass

Cast iron

Aluminium

Stainless steel

Avoid condensation of water vapour

Prevent condensation of nitrogen

Prevent condensation of dry air

Avoid condensation of refrigerant

Check water flow

Measure air flow

Produce current

Measure voltage