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Single conversion
To convert from Millivolt-Ampere Reactive (mVAR) to Volt-Ampere Reactive (VAR), use the following formula:
Let's convert 5 Millivolt-Ampere Reactive (mVAR) to Volt-Ampere Reactive (VAR).
Using the formula:
Therefore, 5 Millivolt-Ampere Reactive (mVAR) is equal to Volt-Ampere Reactive (VAR).
Here are some quick reference conversions from Millivolt-Ampere Reactive (mVAR) to Volt-Ampere Reactive (VAR):
| Millivolt-Amperes Reactive | Volt-Amperes Reactive |
|---|---|
| 0.000001 mVAR | VAR |
| 0.001 mVAR | VAR |
| 0.1 mVAR | VAR |
| 1 mVAR | VAR |
| 2 mVAR | VAR |
| 3 mVAR | VAR |
| 4 mVAR | VAR |
| 5 mVAR | VAR |
| 6 mVAR | VAR |
| 7 mVAR | VAR |
| 8 mVAR | VAR |
| 9 mVAR | VAR |
| 10 mVAR | VAR |
| 20 mVAR | VAR |
| 30 mVAR | VAR |
| 40 mVAR | VAR |
| 50 mVAR | VAR |
| 100 mVAR | VAR |
| 1000 mVAR | VAR |
| 10000 mVAR | VAR |
For all Reactive Power converters, choose units using the From/To dropdowns above.
A Millivolt-Ampere Reactive (mVAR) is a small unit used to measure reactive power.
Think of reactive power as the "helper" power in an electrical circuit. It doesn't do the actual work (like lighting a bulb), but it's essential for components like motors and transformers to function.
An mVAR is tiny: it's equal to one-thousandth of a single Volt-Ampere Reactive (VAR).
In an AC circuit, you have two types of power. Real power (measured in milliwatts, mW) does the actual work, like spinning a motor. Reactive power (measured in mVAR) is the "non-working" power that builds magnetic and electric fields to help the motor spin.
The problem is that too much reactive power leads to a poor power factor. This is a sign of inefficiency—it means your system is drawing more total power than it's actually using for work.
Managing reactive power, even at the small mVAR scale, is key to improving energy efficiency and keeping voltage levels stable in sensitive electronics.
The power triangle is a simple diagram that shows how these three types of power relate. Imagine a right-angle triangle:
This relationship is shown by the formula (mVA)2 = (mW)2 + (mVAR)2.
For engineers, the goal is to make the reactive power (mVAR) side as small as possible. This makes the total power (mVA) and the real power (mW) almost equal, which means the circuit is very efficient.
You won't hear about mVAR when discussing a city's power grid (they use much larger units like kVAR or MVAR).
Instead, the Millivolt-Ampere Reactive is crucial for low-power electronics.
Engineers use mVAR measurements in labs when designing or testing individual components like:
Precise mVAR readings help them understand the "reactive properties" of these tiny parts, ensuring that a final product (like your smartphone or computer) runs as efficiently as possible.
A Volt-Ampere Reactive (VAR) is the unit used to measure reactive power in an electrical system.
Think of it as the "helper" power that supports the "real" power (Watts) in doing work.
Volt-Ampere Reactive (VAR) is a crucial metric for optimizing a power system's power factor.
A high VAR reading signifies a large amount of reactive power, often leading to an inefficient power factor and higher energy costs.
By implementing power factor correction solutions, such as capacitor banks, businesses can effectively reduce their VAR demand.
This not only improves overall electrical efficiency and lowers utility bills but also frees up system capacity, allowing you to run more equipment without overloading your system.
This makes VAR management essential for any commercial or industrial facility looking to optimize efficiency and reduce costs.
In AC power systems, these three units are related and form the "power triangle":
Understanding this relationship is essential for correctly sizing critical electrical infrastructure like generators, transformers, and uninterruptible power supplies (UPS).
The system must be able to supply both the real power (W) and the reactive power (VAR).
Reactive power, measured in VARs, is primarily produced by inductive loads connected to an electrical grid.
Common sources include electric motors, transformers, and industrial machinery, all of which require reactive power to establish their magnetic fields. While this power is necessary for the equipment to function, it does not contribute to useful work.
Excessive VARs on the system increase the total current flow. While necessary, too much reactive power is inefficient and can lead to problems like higher energy losses, voltage drops, and potential utility penalties, reducing the overall efficiency of your electrical network.