Eaton Cutler Hammer E2M3600WU66 600A 3 Pole Molded Case Mining Circuit Breaker – Bolt On – 600VAC

The Eaton Cutler Hammer E2M3600WU66 is a rugged molded case mining circuit breaker designed for demanding industrial and mining electrical systems. Rated at 600 amps with a 3-pole configuration, this breaker features an interchangeable thermal-magnetic trip unit that delivers dependable overload and short-circuit protection. The factory-installed U66 option includes a 120 VAC undervoltage release with LED indication, providing enhanced safety by automatically tripping the breaker during low-voltage conditions. With a bolt-on mounting design and 600VAC rating, this breaker is ideal for three-phase power distribution and equipment protection in harsh environments.

Product Specifications

• Brand: Eaton / Cutler Hammer
• Model Number: E2M3600WU66
• Amperage: 600 Amp
• Number of Poles: 3 Pole
• Breaker Type: Molded Case Mining Circuit Breaker
• Mount Type: Bolt On
• Frame Style: E2M / M Frame
• Trip Unit Type: Interchangeable Thermal-Magnetic
• Frequency: 50/60 Hz
• Configuration: U66 Factory Installed Option
• Standard Lug Type: Without Terminals Standard

Technical Specifications

• Thermal-magnetic trip protection for overload and short circuit faults
• Interchangeable trip unit for adjustable protection settings
• Heavy-duty molded case construction for industrial and mining service
• Bolt-on mounting for secure installation
• Operating temperature rating: 40°C
• Trip Setting Range: 1500 – 3000
• U66 Option Includes: 120 VAC Undervoltage Release (UVR)
• Includes LED Indicator
• Mounting Position: Left Pole Mounted
• Wiring Exit Location: Rear

Voltage and Ratings

• Maximum Voltage: 600 VAC
• Rated Current: 600 Amp
• Interrupting Capacity: 65 kA @ 240VAC
• Interrupting Capacity: 35 / 50 kA @ 480VAC
• Interrupting Capacity: 25 kA @ 600VAC
• Frequency Rating: 50/60 Hz
• UVR Control Voltage: 120 VAC

Product Data

• Condition: New / Surplus / Reconditioned (subject to stock availability)
• Warranty: 1 Year
• Product Category: Industrial Circuit Breaker
• Suitable Applications: Mining Systems, Industrial Distribution Panels, Motor Protection, Heavy Equipment Circuits
• Manufacturer Series: Eaton E2M Series
• Connection Type: Bolt On
• Installed Accessories: Undervoltage Release with LED

Important Note

Product image may represent a standard base model and is for identification purposes only. This unit includes the factory-installed U66 undervoltage release accessory. Always verify system voltage, trip settings, accessory configuration, and terminal compatibility before purchase or installation.

Returns are easy

You may return items within 30 days of delivery for a refund.

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