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Description
Eaton Cutler Hammer Mining E2NM3900WU66 900A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VACThe Eaton E2NM3900WU66 is a high capacity molded case mining circuit breaker engineered for demanding industrial and mining applications. Built on the durable N frame platform, it features a non interchangeable thermal magnetic trip unit that provides reliable protection against overloads and short circuits. With a 900 ampere rating and support for up to 1000VAC, this breaker ensures dependable performance in heavy duty power distribution systems. The
The Eaton E2NM3900WU66 is a high-capacity molded case mining circuit breaker engineered for demanding industrial and mining applications. Built on the durable N-frame platform, it features a non-interchangeable thermal-magnetic trip unit that provides reliable protection against overloads and short circuits. With a 900-ampere rating and support for up to 1000VAC, this breaker ensures dependable performance in heavy-duty power distribution systems. The U66 configuration includes a 120VAC undervoltage release (UVR) with LED indicator, left pole mounting, and rear exit, offering enhanced monitoring, visibility, and controlled operation.
Product Specifications
- Frame Style: E2NM (N Frame)
- Breaker Type: Molded Case Mining Circuit Breaker
- Trip Unit Type: Non-Interchangeable Thermal-Magnetic
- Amperage Rating: 900 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: 1250–5000 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 Connection
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: E2NM3900WU66
- Manufacturer: Eaton / Cutler Hammer
- Series: E2NM
- Frame Type: N Frame
- Connection Type: Bolt-On
- Configuration: U66 (UVR with LED, Left Pole Mounted, 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 modules with 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.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy