Installation Requirements for Inspectors

Code Reference (NEC): NEC 110, 706, 705, 250, 408. Inspectors verify UL listings, conductor sizing, grounding and bonding, labeling, and working clearances. Required documentation includes single-line diagrams, product listings, utility approval, and commissioning confirmation.

Code Reference (NEC)

• NEC 110 – General installation
• NEC 706 – ESS
• NEC 705 – Interconnection
• NEC 250 – Grounding
• NEC 408 – Panelboards

What Inspectors Verify

• UL listings (panel, breakers, ESS)
• Conductor sizing
• Grounding and bonding
• Clear labeling
• Working clearances

Documentation to Provide

• Single-line diagram
• Product listings and certifications
• Utility interconnection approval
• Commissioning confirmation

Final Inspection Checklist

• Internet connected
• CTs verified
• Backup mode tested
• Panel labeled
• App commissioning complete