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Need help interpreting panel specification
What is the difference between a main panel and a sub-panel?installing sub panel in detached guest house running three 60 amp breakers for appliancesCan I add induction cooktop and electric wall oven to my kitchen with this panel?Two Wires in One Breaker Panel LugHome Inspector reported two 20 amp breakers not allowed in panel per manufacturer?What is the service wire sizing based off of on a temporay power pole?Add sub panel from transfer switchhelp determining amp service to my houseITE bus stab amperage limit for tandem breakersWhat amperage panel do I need for a hair salon?
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On my electric panel spec sheet it says:
Sum of current ratings of two breaker poles fed from one connector must not exceed 125 Amps.
What does that mean?
electrical-panel
New contributor
add a comment |
On my electric panel spec sheet it says:
Sum of current ratings of two breaker poles fed from one connector must not exceed 125 Amps.
What does that mean?
electrical-panel
New contributor
add a comment |
On my electric panel spec sheet it says:
Sum of current ratings of two breaker poles fed from one connector must not exceed 125 Amps.
What does that mean?
electrical-panel
New contributor
On my electric panel spec sheet it says:
Sum of current ratings of two breaker poles fed from one connector must not exceed 125 Amps.
What does that mean?
electrical-panel
electrical-panel
New contributor
New contributor
New contributor
asked 8 hours ago
ChrisChris
1134
1134
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1 Answer
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What they mean by this is known as a stab rating
What they mean by "connector" here is the tabs, or "stabs", that stick out from the busbars and make contact with jaws on the breakers. In other words, each bus stab on your panel can handle a maximum of 125A of load, which can be split however you'd wish across the breaker poles on each side of the stab.
For instance, if you had a 100A 2-pole breaker mounted in the two bottom left spaces, you are limited to 25A on each of the two poles across from it (in the bottom right spaces, in other words), which practically limits you to 15A and 20A circuits as there just isn't that much that runs on a 25A breaker.
Great, thanks for the explanation.
– Chris
6 hours ago
add a comment |
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What they mean by this is known as a stab rating
What they mean by "connector" here is the tabs, or "stabs", that stick out from the busbars and make contact with jaws on the breakers. In other words, each bus stab on your panel can handle a maximum of 125A of load, which can be split however you'd wish across the breaker poles on each side of the stab.
For instance, if you had a 100A 2-pole breaker mounted in the two bottom left spaces, you are limited to 25A on each of the two poles across from it (in the bottom right spaces, in other words), which practically limits you to 15A and 20A circuits as there just isn't that much that runs on a 25A breaker.
Great, thanks for the explanation.
– Chris
6 hours ago
add a comment |
What they mean by this is known as a stab rating
What they mean by "connector" here is the tabs, or "stabs", that stick out from the busbars and make contact with jaws on the breakers. In other words, each bus stab on your panel can handle a maximum of 125A of load, which can be split however you'd wish across the breaker poles on each side of the stab.
For instance, if you had a 100A 2-pole breaker mounted in the two bottom left spaces, you are limited to 25A on each of the two poles across from it (in the bottom right spaces, in other words), which practically limits you to 15A and 20A circuits as there just isn't that much that runs on a 25A breaker.
Great, thanks for the explanation.
– Chris
6 hours ago
add a comment |
What they mean by this is known as a stab rating
What they mean by "connector" here is the tabs, or "stabs", that stick out from the busbars and make contact with jaws on the breakers. In other words, each bus stab on your panel can handle a maximum of 125A of load, which can be split however you'd wish across the breaker poles on each side of the stab.
For instance, if you had a 100A 2-pole breaker mounted in the two bottom left spaces, you are limited to 25A on each of the two poles across from it (in the bottom right spaces, in other words), which practically limits you to 15A and 20A circuits as there just isn't that much that runs on a 25A breaker.
What they mean by this is known as a stab rating
What they mean by "connector" here is the tabs, or "stabs", that stick out from the busbars and make contact with jaws on the breakers. In other words, each bus stab on your panel can handle a maximum of 125A of load, which can be split however you'd wish across the breaker poles on each side of the stab.
For instance, if you had a 100A 2-pole breaker mounted in the two bottom left spaces, you are limited to 25A on each of the two poles across from it (in the bottom right spaces, in other words), which practically limits you to 15A and 20A circuits as there just isn't that much that runs on a 25A breaker.
answered 7 hours ago
ThreePhaseEelThreePhaseEel
34k115199
34k115199
Great, thanks for the explanation.
– Chris
6 hours ago
add a comment |
Great, thanks for the explanation.
– Chris
6 hours ago
Great, thanks for the explanation.
– Chris
6 hours ago
Great, thanks for the explanation.
– Chris
6 hours ago
add a comment |
Chris is a new contributor. Be nice, and check out our Code of Conduct.
Chris is a new contributor. Be nice, and check out our Code of Conduct.
Chris is a new contributor. Be nice, and check out our Code of Conduct.
Chris is a new contributor. Be nice, and check out our Code of Conduct.
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