CB Attachments from Utility-Interactive Inverters

For interconnected electric power production sources, dedicated AC inverter circuit breakers that are backfed must be secured in place by an additional fastener as required by 408.36(D).

a) True
b) False

See answer and applicable Code reference

The correct answer is: b) False

Article 705 covers the installation requirements for interconnected electric power production sources. As noted in Sec. 705.12(D)(6), "Listed plug-in-type circuit breakers backfed from utility-interactive inverters that are listed and identified shall be permitted to omit the additional fastener normally required by 408.36(D) for such applications."