Fuji BU-ESB3100 100A 3-Pole 600V Molded Case Circuit Breaker

Description 

The Fuji BU-ESB3100 is a 100 Amp, 3-pole molded case circuit breaker designed for branch circuit protection. It provides reliable overload and short-circuit protection in 600 VAC electrical systems. This breaker includes an undervoltage release rated at 120 VAC, 50/60 Hz, making it suitable for industrial and commercial applications.

Technical Specifications 

Information About BU-ESB3100

The BU-ESB3100 is part of Fuji’s BU-ESB series of molded case circuit breakers, engineered for high-reliability circuit protection. It features a thermal-magnetic trip mechanism to safeguard circuits from both overloads and short circuits. The breaker has a frame size of 100AF and a 14kA interrupting capacity at 480V. It is designed for three-phase branch circuits and incorporates an undervoltage release for enhanced operational safety.

Key Features:

• Series: BU-ESB Series molded case circuit breaker for industrial use.
• Poles: 3-pole configuration for three-phase systems.
• Current Rating: 100 Amp continuous current handling.
• Voltage Rating: Rated for 600 VAC operation.
• Trip Type: Thermal-magnetic for overload and short-circuit protection.
• Interrupting Capacity: 14kA at 480V.
• Frame Size: 100AF frame for standard panel compatibility.
• Undervoltage Release: 120 VAC, 50/60 Hz, 1.69A.

The BU-ESB3100 delivers the reliability and precision required for branch circuit protection in industrial and commercial installations.

Get fast quote and compatibility check

Compatibility check available   ·   Alternative parts suggested

Send Request

Get a response to your request within 5 minutes

Talk to a real industrial automation specialist.
We verify compatibility, suggest alternatives, and provide fast quotes.

Something went wrong, please try again

Arty A.

Senior Sales Manager

Daniel S.

Parts Specialist

Request successfully sent!

Estimated response time: 1 to 5 minutes.