Amps to Kilowatts Calculator
What Are Amps and Kilowatts?
Definition of Amps
Amps (short for amperes) are the unit of measurement for electric current. Electric current is the flow of electric charge through a conductor, such as a wire.In simple terms, an amp measures how much electricity is flowing in a circuit at any given moment. The higher the amperage, the greater the amount of electrical current passing through the system.Understanding amps is crucial for designing electrical systems, as it helps ensure that the wires, fuses, and circuit breakers can handle the amount of current flowing through them.
Definition of Kilowatts
Kilowatts (kW) are a unit of power, and they represent the rate at which electrical energy is used or produced. One kilowatt is equal to 1,000 watts. P ower is the amount of energy consumed or delivered by an electrical device per unit of time. Kilowatts are commonly used for larger appliances, machinery, and industrial equipment to measure their energy consumption. In everyday use, kilowatts are used to express the power ratings of things like motors, HVAC systems, and household appliances, helping us understand how much energy they use over time.
Relation Between Amps and Kilowatts
While amps measure the current flowing through a circuit, kilowatts measure the amount of power being used or produced by that current.They are interconnected because to calculate power (in kilowatts), you need to know both the current (amps) and the voltage (volts) in the circuit. The formula to convert amps to kilowatts is:
P(kW) = I(A) × V(V) × Power Factor
In this formula:
- P(kW): Power in kilowatts.
- I(A): Current in amperes.
- V(V): Voltage in volts.
- Power Factor: Accounts for any inefficiency in the system (relevant for AC circuits).
In practical applications, understanding both amps and kilowatts is essential for ensuring that electrical systems are safe, efficient, and properly sized to meet the energy demands of devices and appliances.
Amps to Kilowatts Calculation
DC Amps to Kilowatts Calculation
The power P in kilowatts (kW) is calculated using the formula:
P(kW) = I(A) × V(V) / 1000
Where:
- P(kW): Power in kilowatts (kW)
- I(A): Current in Amperes (A)
- V(V): Voltage in Volts (V)
AC Single Phase Amps to Kilowatts Calculation
The power P in kilowatts (kW) is calculated using the formula:
P(kW) = PF × I(A) × V(V) / 1000
Where:
- P(kW): Power in kilowatts (kW)
- PF: Power Factor
- I(A): Current in Amperes (A)
- V(V): Voltage in Volts (V)
AC Three Phase Amps to Kilowatts Calculation
Calculation with Line to Line Voltage
The power P in kilowatts (kW) is calculated using the formula:
P(kW) = √3 × PF × I(A) × VL-L(V) / 1000
Where:
- P(kW): Power in kilowatts (kW)
- PF: Power Factor
- I(A): Current in Amperes (A)
- VL-L(V): Line to line voltage in Volts (V)
Calculation with Line to Neutral Voltage
The power P in kilowatts (kW) is calculated using the formula:
P(kW) = 3 × PF × I(A) × VL-N(V) / 1000
Where:
- P(kW): Power in kilowatts (kW)
- PF: Power Factor
- I(A): Current in Amperes (A)
- VL-N(V): Line to neutral voltage in Volts (V)