Power — Engineering quantity. Influences the result through the governing physical formula; check units. Example: 0.1.
Power is required
Hours — Engineering quantity. Influences the result through the governing physical formula; check units. Example: 0.1.
Hours is required
Rate — Rate as a percentage. Determines how quickly interest or growth accrues; even 0.5% changes matter over time. Example: 0.1.
Rate is required
Electrical energy cost.
Formula
cost = power × hours × rate ÷ 1000