Eaton Cutler Hammer Mining c800A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VAC

The Eaton E2NM3800WU66 is a heavy-duty molded case mining circuit breaker designed for industrial and mining environments. Built on the N-frame style with a non-interchangeable thermal-magnetic trip unit, it provides dependable protection against overloads and short circuits. Rated at 800 amperes and supporting up to 1000VAC, this breaker ensures safe and reliable operation in demanding power distribution systems. The U66 option includes a 120VAC undervoltage release (UVR) with LED indicator, left pole mounting, and rear exit, enabling enhanced monitoring and remote trip functionality.

Product Specifications

• Frame Style: E2NM (N Frame)
• Breaker Type: Molded Case Mining Circuit Breaker
• Trip Unit Type: Non-Interchangeable Thermal-Magnetic
• Amperage Rating: 800 Ampere
• Number of Poles: 3 Pole
• Mounting Type: Bolt-On
• Frequency: 50/60 Hz
• Application: Mining and heavy industrial power distribution

Technical Specifications

• Trip Mechanism: Thermal-Magnetic
• Trip Setting Range: 500–2500 Amps
• Interrupting Capacity Class: High Interrupting Capacity
• Construction Type: Molded Case
• Operating Temperature: Rated at 40°C
• Special Features:
  • U66 Option: 120VAC Undervoltage Release (UVR) Installed
  • LED Indicator Included
  • Left Pole Mounted
  • Rear Exit

Voltage and Ratings

• Rated Voltage (AC): Up to 1000VAC
• Frequency: 50/60 Hz
• Interrupting Rating @ 480VAC: 50 kA
• Interrupting Rating @ 600VAC: 25 kA
• Interrupting Rating @ 1000VAC: 25 kA

Product Data

• Model Number: E2NM3800WU66
• Manufacturer: Eaton / Cutler Hammer
• Series: E2NM
• Frame Type: N Frame
• Connection Type: Bolt-On
• Configuration: U66 (UVR with LED, Left Pole, Rear Exit)
• Warranty: 1 Year
• Condition: New / Manufacturer Standard
• Availability: Subject to stock

Important Note

The product image represents a base model for identification purposes only. Accessories ordered with the breaker, such as undervoltage release or LED indicators, can be factory-installed at no additional cost—ensure all configuration details are included in the order comment box. Always verify system compatibility and consult technical documentation or a qualified professional before installation.

Returns are easy

You may return items within 10 days of delivery for a refund.

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