Bellevue, WA · King County
Fault Current Calculation Form
Bellevue contractors complete this form to calculate electrical fault current and submit it before service approval.
What this form is
This form records fault-current calculations for utility transformers, service conductors, service equipment, feeder conductors, and feeder panels. Bellevue requires the completed form before service approval. It asks for project and permit details, equipment ratings, conductor information, impedance values, and calculated fault current; instructions and a cable impedance data table are included.
Who needs it
Contractors completing fault-current calculations for a Bellevue project must submit this form before service approval.
How to submit it
Submit it to the city department named on the form; check the city website for current contact details.
About notarization
This form is completed without a notary; it contains no notarized or sworn attachment, and the signer just signs and dates it.
How to submit this form
- 1
Download The Form
Download the Fault Current Calculation Form.
- 2
Complete The Calculations
Enter project details and the requested transformer, conductor, equipment, impedance, and fault-current information.
- 3
Review The Instructions
Use the form’s instructions and cable impedance data table to work through the calculation steps.
- 4
Submit To The City
Submit the completed form before service approval to the city department named on the form.
Frequently asked questions
- Do I need a notary for the Fault Current Calculation Form?
- No. This form has no notary block or notarized attachment; the signer just signs and dates it.
- How do I submit the Fault Current Calculation Form?
- Submit it to the city department named on the form; check the city website for current contact details.
- When is the form due?
- The form says it must be completed and submitted before service approval.
- What information does the form request?
- It requests project and permit details, transformer values, conductor sizes and lengths, equipment ratings, impedance, and fault-current calculations.
Need something notarized?
This Fault Current Calculation Form doesn’t need a notary — but if you have another Bellevue form that does, a commissioned online notary can help.