Description 

The Square D FAP34090 is a three-pole molded case circuit breaker designed for dependable overcurrent and short-circuit protection in 480V power distribution systems. Rated at 90 amps, this breaker uses thermal-magnetic trip technology to provide consistent protection across varying load conditions. It is engineered for commercial and industrial panelboard applications requiring robust fault interruption capability.

Technical Specifications 

Information About FAP34090

The FAP34090 is part of Square D’s F-Frame molded case circuit breaker family, built to deliver reliable performance in demanding electrical environments. This breaker incorporates a thermal-magnetic trip unit that provides both long-time overload and instantaneous short-circuit protection. It features a busbar line-side connection and lug-type load-side termination, allowing secure integration into compatible distribution equipment. Designed for three-phase systems, the breaker meets industry standards for safe and compliant circuit protection.

Key Features:

• 90 Amp Current Rating: Supports medium-load branch and feeder circuit protection.
• Three-Pole Configuration: Ensures balanced protection across three-phase systems.
• 480V Voltage Rating: Designed for commercial and industrial power distribution networks.
• Thermal-Magnetic Trip Unit: Provides combined overload and instantaneous fault protection.
• High Interrupting Capacity: Rated up to 18 kA at 480 VAC and 25 kA at 240 VAC.
• Busbar Line-Side Connection: Enables direct mounting without line-side lugs.
• Lug Load-Side Termination: Allows secure conductor connections on the load side.

The FAP34090 delivers the reliability and precision required for three-phase power distribution protection.