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What is kVA and Why Does it Matter?

Kilovolt-amperes (kVA) measure the total power a system requires, including inefficiencies, while kilowatts (kW) represent usable power consumed. Understanding kVA is crucial for selecting the right generator or energy system to meet your needs without overloading. To calculate kVA, use the formula: kVA = kW / Power Factor. This ensures smooth operations, minimises downtime, and reduces safety risks. Selecting the correct kVA allows for efficient and reliable power management in industrial, commercial, or construction settings.




What is kVA and Why Does it Matter?



Kilovolt-amperes (kVA) measure the total power a system needs to run, including energy lost to inefficiencies. It’s a key factor in choosing the right generator or energy system for your business.

kVA vs. kW: What’s the Difference?

  • kVA: Total power required to run your system.
  • kW: The usable power your system actually consumes.

Think of kVA as the potential power and kW as the power in action.

Why Is Knowing kVA Important?
Knowing your kVA ensures your generator or energy system can handle your power needs without overloading. It also helps you avoid downtime, damage, or safety risks.

How to Calculate kVA
To find your kVA, use this simple formula:

kVA  =  kw/Power Factor

For example, a 50 kW system with a power factor of 0.8 would need 62.5 kVA.

Understanding kVA makes it easier to choose the right equipment and keep your operations running seamlessly.

Use our kVA Calculator here.

In Summary
kVA measures the total power your system requires, including inefficiencies, while kW represents the usable power consumed. Understanding your kVA ensures your generator can meet your energy demands without overloading, reducing the risk of downtime and safety issues. Calculating the correct kVA helps you select the right generator for reliable and smooth operations.

Contact Us
Ready to protect your power solutions?
Reach out to Patrick Deegan, a key expert at authorised POWR2 dealer Armorum Ltd, to discover how POWR2 BESS systems can meet your industrial, commercial, or construction energy needs.

📞 Call Pat on +353 1 6637509

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