Electrical / Electronics
Electrical demand power
Calculates demand power from total installed active power and a manually supplied demand factor. Energy demand in kWh additionally requires operating time and is a separate calculation.
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Electrical energy from power and time
Calculates electrical energy from power and operating time.
Power factor from kW and kVA
Calculates power factor as active power divided by apparent power.
Single-phase power
Calculates single-phase active power from voltage, current and power factor.
Three-phase active power
Calculates theoretical active power of a balanced three-phase system.
Three-phase current from active power
Calculates theoretical line current from active power, line voltage and power factor.
Apparent power converter
Converts apparent power S units; it does not mix them with active or reactive power.