Westinghouse MC3800F Molded Case Circuit Breaker

Description:

The Westinghouse MC3800F SELTRONIC Circuit Breaker is a high-capacity electronic molded case circuit breaker designed for industrial and commercial electrical distribution systems requiring dependable overcurrent and short-circuit protection. Commonly installed in switchgear assemblies, motor control centers, industrial machinery, and large power distribution systems where high-amperage three-phase circuit protection and adjustable electronic trip functionality are required. The MC3800F belongs to the Westinghouse SELTRONIC MC frame series and utilizes solid-state protection with interchangeable rating plug capability.

Applications:

The Westinghouse MC3800F circuit breaker is commonly used in manufacturing facilities, industrial automation systems, mining operations, data centers, HVAC infrastructure, and heavy-duty power distribution applications where reliable 800 amp three-phase circuit protection and dependable electronic fault interruption are critical for continuous electrical operation.

Technical Specifications:

• Brand: Westinghouse
• Part Number: MC3800F
• Product Type: Electronic Molded Case Circuit Breaker
• Breaker Series: MC / SELTRONIC
• Number of Poles: 3 Pole
• Frame Rating: 800 Amp
• Voltage Rating: 600 Volt AC
• Phase Type: 3 Phase
• Protection Type: Solid State Electronic Protection
• Trip Functions: Long-Time, Short-Time, and Instantaneous Protection
• Mounting Type: Bolt-On
• Connection Type: Lug / Bolt-On
• Interrupt Rating: 30kA @ 480V AC
• Configuration: Interchangeable Rating Plug Design
• Application: Commercial and industrial electrical protection systems
• Function: Overcurrent and short-circuit protection
• Compatible Equipment: Switchgear and distribution systems
• Installation Type: Panel mounted
• Usage Environment: Commercial and industrial electrical systems
• Designed For: High-capacity branch circuit and equipment protection applications
• Construction: Molded case circuit breaker

Common Replacements:

• Eaton MC3800F
• Cutler-Hammer MC3800F
• Square D ME36800LSIG