Nominal power

Nominal power is a power capacity in engineering.
Radio broadcasting.
Nominal power is a measurement of a mediumwave radio station's output used in the United States.
Photovoltaic devices.
Nominal power is the nameplate capacity of photovoltaic (PV) devices, such as solar cells, panels and systems, and is determined by measuring the electric current and voltage in a circuit, while varying the resistance under precisely defined conditions.