Eaton Cutler Hammer MDL3450 450A 3 Poles Molded Case Circuit Breaker – Bolt On – 600VAC

The Eaton Cutler-Hammer MDL3450 molded case circuit breaker is engineered to provide reliable overcurrent protection in industrial and commercial AC and DC power systems. Featuring the MDL frame style with a thermal magnetic interchangeable trip unit, this breaker safeguards electrical circuits against overloads and short circuits. Rated for 450 amperes at 40°C with a 3-pole configuration, it is suitable for AC voltages up to 600VAC and DC applications up to 250VDC. The bolt-on mounting design allows secure installation in compatible panelboards, while the versatile trip unit ensures flexible system protection tailored to your application.

Product Specifications

• Brand: Eaton / Cutler-Hammer
• Model: MDL3450
• Breaker Type: Molded Case Circuit Breaker
• Frame Type: MDL (M Frame Style)
• Trip Unit Type: Thermal Magnetic Interchangeable Trip
• Amperage Rating: 450 Ampere
• Number of Poles: 3 Pole
• Mounting Type: Bolt-On
• Frequency: 50/60 Hz
• Standard Lug Type: Not Included / Configurable

Technical Specifications

• Thermal magnetic trip mechanism for precise overload and short-circuit protection
• Interchangeable trip unit for flexible configuration
• Heavy-duty molded case construction for durability
• Designed for both AC and DC applications
• Reliable protection for critical electrical distribution systems
• Supports industrial, commercial, and renewable energy applications

Voltage and Ratings

• Maximum AC Voltage: 600 VAC
• Maximum DC Voltage: 250 VDC
• Interrupting Capacity:
• • 65 kA @ 240 VAC
  • 50 kA @ 480 VAC
  • 25 kA @ 600 VAC
  • 22 kA @ 250 VDC
• Trip Setting: 5–10 times the continuous ampere rating

Product Data

• Manufacturer: Eaton / Cutler-Hammer
• Product Series: MDL Frame
• Configuration: Molded Case Circuit Breaker
• Connection Type: Bolt-On
• Warranty: 1 Year
• Application: Industrial AC/DC power distribution, panel protection, and critical load circuits

Important Note

The product image represents a base model for identification purposes. Accessories purchased with the breaker can be installed to meet your configuration needs at no additional cost. Be sure to include all necessary details in the order comment box during checkout to ensure proper assembly and delivery.

Returns are easy

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

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