Eaton main circuit breaker, 1200A, Aluminum, NEMA 3R, Underground, 65 kAIC, NGS, Four-wire, Three-phase, 120/208V, (4) #4/0 AWG-500 kcmil

Eaton Main Circuit Breaker 1200A Aluminum NEMA 3R – Electrical Distribution Solution The Eaton main circuit breaker, model 3MCB1200R, is a robust electrical distribution device designed for underground service with a NEMA 3R rainproof enclosure. Rated at 1200 amperes and 65 kAIC, it provides reliable protection for three-phase, four-wire systems at 120/208 volts. This switchgear component is suitable for use by electrical distributors, lighting solutions providers, wire and cable specialists, and switchgear suppliers requiring durable, high-capacity circuit protection. Specifications Manufacturer: Eaton Manufacturer Part #: 3MCB1200R Amperage: 1200 amperes Number of Phases: 3 Voltage: 120/208 V Interrupting Rating: 65 kAIC Bus Material: Aluminum Enclosure Type: NEMA 3R Feed Type: Bottom Wire Size Capacity: (4) #4/0 AWG to 500 kcmil Dimensions (W x H x D): 27 in x 39.4 in x 13.8 in Product Weight: 160 lbs UPC: 782116008292 Features Raintight NEMA 3R enclosure suitable for outdoor underground installations Aluminum bus material for superior conductivity and corrosion resistance Bottom feed design facilitates flexible cable entry and installation High interrupting rating (65 kAIC) ensures protection against fault currents Accommodates large wire sizes up to 500 kcmil for heavy-duty applications Three-phase, four-wire configuration supports commercial and industrial power distribution Compact dimensions optimize space utilization in electrical rooms or enclosures Downloads & Links Eatons Volume 1-Residential And Light Commercial