Westinghouse Cutler Hammer FD3100 Circuit Breaker 100 Amp 3 Pole 600V Blue

Description:

The Westinghouse / Cutler-Hammer FD3100 Circuit Breaker is a molded case circuit breaker used in industrial and commercial electrical distribution systems. Commonly installed in panelboards, switchgear assemblies, motor control centers, and industrial power systems requiring reliable overcurrent and short-circuit protection. Maintenance electricians, facility engineers, and industrial automation technicians use this breaker for replacement, retrofit, or electrical protection system maintenance. The FD “Blue” Series C breakers are designed for feeder and branch circuit protection in demanding industrial environments.

Applications:

The Westinghouse Cutler-Hammer FD3100 circuit breaker is commonly used in manufacturing facilities, HVAC systems, commercial buildings, industrial machinery, and electrical distribution equipment where dependable circuit interruption and stable electrical protection are required. The breaker is suitable for panelboards, switchboards, motor control centers, control panels, and bus duct plug-in units.

Technical Specifications:

• Manufacturer: Westinghouse Electric Corporation / Cutler-Hammer
• Model: FD3100
• Series: FD / Series C / Blue
• Product Type: Molded Case Circuit Breaker
• Number of Poles: 3-Pole
• Current Rating: 100 Amp
• Voltage Rating: 600V AC
• Phase Configuration: 3-Phase
• Interrupt Rating: 35kAIC @ 480VAC / 18kAIC @ 600VAC
• Trip Type: Thermal Magnetic
• Trip Functions: Long-Time and Instantaneous (LI)
• Mounting Type: Bolt-On
• Frame Type: F-Frame
• Frequency Rating: 50/60 Hz
• Function: Overcurrent and short-circuit protection
• Application: Industrial and commercial electrical distribution systems
• System Compatibility: Westinghouse / Eaton / Cutler-Hammer panelboards and switchgear
• Operating Environment: Industrial and commercial electrical applications
• Intended Use: Branch circuit and feeder protection
• Performance Feature: Reliable thermal-magnetic circuit interruption protection for high-capacity power systems.

Common Replacements:

• Eaton FD3100 Series C Circuit Breaker
• Siemens Sentron Molded Case Circuit Breaker
• Schneider Electric Square D PowerPact Circuit Breaker