Draft. Not legal advice.
Calculator Disclaimer
Status: Draft. Not legal advice. Last updated: 2026-08-19 Contact: [待确认: domain mailbox]
Planning reference only. Verify against the current NEC, manufacturer data, and the authority having jurisdiction. This is not engineering advice or a license substitute.
What this means
- Tables and defaults on this site are simplified. They may omit ambient corrections, termination ratings, dwelling-unit modifiers, continuous-load factors, or local amendments.
- A suggested AWG or conduit size is not permission to install.
- Manufacturer ampacity, listing, and installation instructions control the product you pull from the truck.
- The AHJ can require a different method than a website.
What we do not claim
- NEC approved
- Always code-compliant
- Accepted by your inspector
- PE stamped
- A substitute for a licensed electrician
- A passing exam score
- A physically complete circuit simulator
Simulator
If you open any circuit lab, treat currents, faults, and component behavior as approximate. Do not use it to size protection or to train as if it were a listed simulator.
Contact
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