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ABB / General Electric TJJ436350 Molded Case Circuit Breaker

  • 350A
  • 3 Pole
  • Bolt-On
ABB / General Electric TJJ436350
Molded Case Circuit Breaker
Brand ABB / General Electric
SKU TJJ436350
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  • 350A
  • 3 Pole
  • Bolt-On

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ABB / General Electric TJJ436350 - 350A 3 Pole Molded Case Circuit Breaker

ABB / General Electric TJJ436350 - 350A 3 Pole Molded Case Circuit Breaker

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$1,504.75 In Stock

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Description

Engineered for commercial applications, the GE TJJ436350 delivers robust overcurrent protection. This 3-pole, 350A molded case circuit breaker features a non-interchangeable thermal-magnetic trip unit with adjustable magnetic settings. It mounts into GE A-Series panelboards, Spectra switchboards, and motor control centers. It accepts 6 AWG to 600 kcmil wiring via standard lugs. Rated for 30 kAIC at 480VAC, this J-Frame breaker is HACR rated and reverse feed capable.

Specifications

Key specifications
Brand ABB / General Electric
Part Number TJJ436350
Series TJJ
Amperage 350A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480VAC, 600VAC, 250VDC, 500VDC
Phase 3
AIC Rating 42kA @ 240VAC, 30kA @ 480VAC, 22kA @ 600VAC, 20kA @ 250VDC, 20kA @ 500VDC
Fit and installation
Terminal Type Lugs
For Use With GE A-Series Panelboards, GE Spectra Series Switchboards, GE J-Frame Enclosures, GE Motor Control Centers
Wire Gauge (1) 6 AWG-600 kcmil or (2) 2/0 AWG-250 kcmil (Cu/Al)
Max Wire 600 kcmil
Min Wire 6 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Load Side Lugs Included
Standards CSA C22.2 No. 5, NEMA AB 1, UL 489
Approval CSA, HACR, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism, Common Trip

Product FAQs

5 answers
Which panelboards and switchboards are compatible with the TJJ436350 breaker?

This J-Frame breaker is designed for bolt-on installation in GE A-Series panelboards, Spectra Series switchboards, and GE motor control centers. It can also be mounted in standalone GE J-Frame enclosures.

What are the acceptable wire sizes for the standard lugs on this breaker?

The factory lugs accept either a single conductor from 6 AWG to 600 kcmil or two conductors from 2/0 AWG to 250 kcmil. The terminals are rated for both copper and aluminum wire.

Does the TJJ436350 feature an adjustable trip unit?

Yes, it utilizes a thermal-magnetic trip unit with a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection.

Is this molded case circuit breaker suitable for DC voltage systems?

Yes, it is rated for DC applications up to 500VDC, providing a 20kA interrupting capacity at both 250VDC and 500VDC.

Why is this breaker listed under both ABB and General Electric?

ABB acquired GE Industrial Solutions. As a result, legacy GE J-Frame breakers like the TJJ436350 may arrive with either GE or ABB branding, but they are physically and electrically identical.

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Reviews

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Rating
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1 review
  • MW
    Michael W.
    Verified Buyer
    Reviewing
    ABB / General Electric TJJ436300WL - 300A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/28/25
    TJJ436300WL 3 Pole Circuit Breaker

    Great fast shipping on many orders we have placed with Super Breakers, a very good reliable disturber for our business.