LT3450T - 450 Amp Trip Unit

LT3450T - 450 Amp Trip Unit

The LT3450T is a 450-amp, three-pole thermal-magnetic trip unit for your compatible Series C, Frame J-K molded-case circuit breaker equipment. For anyone replacing a trip unit in an existing electrical system, the important question is simple: do the specifications match? Here, the key identifiers are clear. These details give electricians, maintenance teams, and equipment owners practical information to evaluate form, fit, and function in compatible legacy equipment. Solid construction makes the LT3450T built to last when selected, installed, and maintained correctly.LT3450T 450 Amp 3-Pole Series C Thermal Magnetic Trip Unit

Key Features and Benefits

• 450 Amp Rating: Rated at 450A for compatible equipment requiring this specific trip-unit amperage.
• Thermal-Magnetic Trip: Uses a non-interchangeable thermal-magnetic trip configuration.
• Three-Pole Configuration: Intended for compatible three-pole circuit breaker equipment.
• Frame J-K Application: The Frame J-K designation provides an important reference point when checking compatibility with an existing breaker assembly.
• Series C Identification: Clearly identified as a Series C component, helping narrow the search when matching legacy electrical equipment.
• LT Circuit Breaker Type: Specified for LT circuit breaker type applications.

Technical Specifications

• Catalog Number: LT3450T
  
• Global Catalog Number: LT3450T
  
• UPC: 786679222942
  
• Product Type: Molded case circuit breaker accessory
  
• Type: Trip unit
  
• Circuit Breaker Type: LT
  
• Series: Series C
  
• Frame Size: Frame J-K
  
• Amperage Rating: 450A
  
• Number of Poles: Three-pole
  
• Trip Type: Non-interchangeable thermal-magnetic
  
• Product Length/Depth: 8.5 in.
  
• Product Height: 5.7 in.
  
• Product Width: 5.3 in.
  
• Product Weight: 2.75 lb
  
• Certification: UL Listed
  
• Compliance: Contact manufacturer
  

Material Compliance and Certifications

The LT3450T is UL Listed, as stated in the supplied product specifications.

Where It Works Best

The LT3450T 450A thermal magnetic trip unit is best considered for compatible Series C, Frame J-K molded case circuit breaker equipment where the existing application calls for an LT-type, three-pole, 450 amp trip unit with a non-interchangeable thermal magnetic trip configuration.