Time Overcurrent Relay Operate Time Calculator

Enter the information below to calculate the operate time for a time overcurrent relay.

Pickup:

Time Dial:

Curve:

Fault Current:

Operate Time (seconds)	-
Reset Time (seconds)	-

Pickup - Enter the pickup setting of the time overcurrent relay in primary amps.

Time Dial - Enter the Time Dial setting of the time overcurrent relay. This should be 0.50 - 15.00 for U.S. curves and 0.05 - 1.00 for IEC curves.

Curve - Select the Curve setting of the time overcurrent relay.

Fault Current - Enter the Fault Current for which the operate time should be calculated.

About Us

At Wire Size Calculator, we are passionate about helping you navigate the intricacies of wire size calculations. With a team of experts well-versed in 12-volt wire sizing, 3-phase cable configurations, and more, we’re dedicated to simplifying the world of electrical installations. Whether you’re a DIY enthusiast or a professional electrician, our comprehensive wire gauge calculator, hot tub wire size calculator, and other tools are here to assist you in your projects.

“With decades of experience and a commitment to accuracy, we aim to be your trusted resource for all things wire-related.”

What They Say!

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Ursula

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Meet The Experts

Samantha Turner

CEO & Founder

Hello there! I’m Samantha, the brains behind WireSizeCalculator. As the CEO and Founder, I’ve always been fascinated by the world of electrical installations. Armed with a degree in Electrical Engineering, I’ve dedicated myself to becoming an expert in this niche. With years of experience, my goal is to make wire size calculations accessible to all. When it comes to this field, you can trust that I’ve got the knowledge and expertise to guide you in the right direction.

Alex Mitchell

Lead Developer

Meet Alex, our Lead Developer. With a knack for coding and a passion for creating user-friendly tools, he’s the genius behind our wire size calculators. Alex has an impressive track record, having developed several essential tools in this niche. His expertise ensures that our platforms are not only functional but also reliable, making your wire sizing tasks a breeze. With Alex on board, you can be confident that the technical side of our blog is in capable hands.

Olivia Reynolds

Content Writer

Olivia is our Content Writer extraordinaire. Her journey in the niche of electrical installations began with a diploma in Electrical Engineering. With a background in the industry, she knows the ins and outs of the field. Her passion lies in translating complex concepts into clear and engaging content. When it comes to writing about electrical insights, Olivia’s expertise shines through. Her dedication and experience ensure that our articles are not only informative but also a pleasure to read.