
The ABB T5H400 UL TMA 400-2000..4000 4P FF N100% + Acc is a high-performance branch circuit breaker with UL 489 listing, adjustable thermal and magnetic trip units, and 100% neutral protection. Suitable for 240/277/480/600Y VAC and 250/500/600 VDC applications.
Detailed engineering parameters based on manufacturer documentation