LT3400T - Cutler Hammer 400A 600VAC 3-Pole Thermal Magnetic Trip Unit for LD HLD Series C Circuit Breaker

LT3400T

LT3400T is a Cutler Hammer thermal magnetic trip unit designed for Series C circuit breakers, compatible with LD and HLD frames.This 3-pole trip unit is rated for 400 amperes and 600 volts AC, providing reliable protection with a 65kA interrupt rating at 480VAC. It features a thermal magnetic trip mechanism and is UL, CSA, and CE certified. The unit is non-interchangeable and designed for industrial applications requiring precise trip performance.

Key Specifications
• Manufacturer: Cutler Hammer (Eaton)
• Part Number: LT3400T
• Amperage: 400A
• Voltage Rating: 600VAC
• Poles: 3
• Interrupt Rating: 65kA @ 480VAC
• Trip Type: Thermal Magnetic
• Series/Frame: Series C, LD and HLD frames
• Mounting Type: Field installable trip unit
• Certifications: UL, CSA, CE
• Dimensions: 5.7" x 5.3" x 8.7"

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Specifications

• Part Number: LT3400T
• Manufacturer : Cutler Hammer
• Brand : Eaton
• Category : Circuit Breaker
• Item Subcategory : Trip Units & Programmers
• Family : Series C
• Type : LT
• Voltage : 600VAC
• Amperage : 400
• Poles : 3
• Functions : Long Time and Instantaneous Trip
• Frame Size : 400
• Temp Rating : -13–158 °F (-25–70 °C)
• Amperage Maximum : 400
• Amperage Minimum : 400
• Protection : Thermal Magnetic
• Compatible Frames : LT

Product Data

• UPC : 786679580066
• GTIN : 00786679580066
• Country of Origin : United States
• Dimensions : 8.7 in x 5.7 in x 5.3 in (Length/Depth x Height x Width)
• Weight : 2.65
• Certification : UL