Generators are built to operate at 80% efficiency at sea-level in neutral climates. Altitude and temperature can reduce power output.
Expert Advice
Select a generator with at least 20% more power than your needs to avoid overloading and extend the life of the unit.
Description
Load testing by a certified electrician is advised. Limit first load to 50% and running load to 75% of rated capacity to manage power fluctuations effectively.