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Stesso

Evaluate Panel for Compatibility and Available Slots

0:19
0:48
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At 0:19 in

Customer Needs a 125 AMP Circuit Breaker Upgraded to 150 AMP, But Breakers are different, Thoughts?

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What happens here

The electrician then evaluates the electrical panel for suitable locations to install the new 150 Amp circuit breaker. He notes that while there is another 150 Amp breaker elsewhere in the panel, it is physically different in size from the 125 Amp breaker that needs to be replaced. Furthermore, he identifies a 'spare' slot that currently houses a 400 Amp breaker. This 400 Amp breaker is also physically larger and of a different form factor than the required 150 Amp breaker, complicating a direct swap or use of the spare slot. The key issue identified is the physical incompatibility of available slots/breakers with the required 150 Amp breaker.

Goal: Determine if existing panel slots and breaker types are compatible with the required 150 Amp upgrade.

Tools and materials

  • 150 Amp Circuit Breaker Siemens — The target amperage breaker for comparison
  • 400 Amp Circuit Breaker Siemens — A spare breaker in the panel, noted to be incompatible
  • Commercial Electrical Panel — The main distribution panel being assessed

What they say

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125 amps. This is an 800 amp panel. And they need to upgrade this to 150 amps. Now, here's the problem. Now, this is a 150 amp breaker on the bottom right here. And this is 125 amps. They're different sizes. So, we got to make sure and troubleshoot how we're going to get a 150 amp breaker in here. Right below here, here's a spare. But, this is 400 amps. It's a different size. So, I'm thinking we're going to need to get a strap kit or something. But, um guys, let me know what you guys think. But, um

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