Code Reference (NEC)
Code Reference (NEC)
NEC 702 – Optional Standby Systems
NEC 445 – Generators
NEC 250 – Grounding and bonding
NEC 110.20 – Transfer equipment ratings
Generator Requirements
Single-phase residential generators
Compatible start/stop control (if auto-start)
Proper grounding and neutral configuration
≤ 20 kW
Installation Steps
Install generator breaker in designated slot
Land L1, L2, Neutral, Ground on designated terminals
Install generator CTs if required
Connect auto-start wiring if applicable
Keep auto-start wiring isolated from HV conductors
Testing
Simulate outage
Confirm generator start and load acceptance
Verify priority circuits behave correctly
