Mitsubishi cassette type unite

[qureshi01]

dear/sir can you explain me Mitsubishi 4hp.10hp.up to 20hp invert er type unite we are need
in this capisty copper pipe sizing and control wire sizing how much wire installed.
br// salim

[monkey spanners]

Have you asked your local Mitsubishi agent? They usually do training for their equipment here, though that may not be the case in Pakistan. If they want to sell the equipment they need to offer technical backup.