Fuji Electric BU-ESB3070 is a three-pole circuit breaker designed to protect 3‑phase electrical circuits. It is rated for 70 amperes and up to 600 VAC, providing overcurrent protection for three‑phase panel installations. The BU-ESB3070's 70 A, 600 VAC, 3‑pole configuration identifies it as the appropriate protective device for three‑phase power distribution.
