Rated power of a power station generator

What are generator power ratings?

Generator power ratings are the backbone of understanding a unit's capabilities. These ratings tell you how much power a generator can produce under specific conditions and for how long. The three main types of power ratings are: Standby Power: This rating applies to generators designed for emergency use during power outages.

What is the proper application of generator engine ratings?

This guide explains the proper application of generator engine ratings in AC generator set installations, including standby, prime, and continuous power ratings. Primary Application: Designed for emergency power during utility outages. No overload capability. Should not run in conjunction with public utility power.

How do generator ratings work?

Manufacturers classify each generator with industry-standard operational or power ratings such as stand-by generators and prime power generators. The Environmental Protection Agency has mandated specific ratings to reduce the 76 million tons of emissions in the atmosphere in the United States. The EPA's tier ratings for gensets are discussed below.

What is a kVA generator rating?

The kVA generator rating measures apparent power, including real and reactive power. In simple terms, a kVA for a generator tells you how much power output the machinery is capable of for different operations. Reactive power differs from real power since it's not consumed and cycles between the load and power source.