ABB / General ElectricTJK436400WL
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ABB / General Electric TJK436400 Molded Case Circuit Breaker
- 400A
- 3 Pole
- Unit Mount
ABB / General Electric
TJK436400
Molded Case Circuit Breaker
Brand
ABB / General Electric
SKU
TJK436400
Quantity
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ABB / General Electric TJK436400 - 400A 3 Pole Molded Case Circuit Breaker
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Description
Built for demanding environments, the GE TJK436400 provides reliable 400A, 3-pole power distribution. This unit-mount molded case circuit breaker is optimized for use in GE J600 panelboards and motor control centers. As a traditional J-Frame component, it serves as an exact replacement for aging infrastructure. Facilities can avoid the costly retrofit required for the newer Tmax XT5 series by utilizing this direct-fit breaker.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | TJK436400-R |
| Series | TJK |
| Amperage | 400A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC, 500VDC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC, 30kA @ 480VAC, 22kA @ 600VAC, 20kA @ 250VDC, 20kA @ 500VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | GE J600 Panelboards, Switchboards, Motor Control Centers, J-Frame Enclosures |
| Wire Gauge | (1) 6 AWG-600 kcmil (Cu/Al) or (2) 2/0 AWG-250 kcmil (Cu/Al) |
| Max Wire | 600 kcmil |
| Min Wire | 6 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Line Side Lugs |
|---|---|
| Accessories | Load Side Lugs Included (TCAL43) |
| Standards | CSA C22.2 No. 5.1, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Interchangeable Trip Unit, Adjustable Instantaneous Trip, Reverse Feed |
Product FAQs
6 answersWhat enclosures and panelboards are compatible with the TJK436400?
This J-Frame breaker is designed for use in GE J600 panelboards, switchboards, motor control centers, and compatible J-Frame enclosures.
Can I use the TJK436400 to replace an older GE J-Frame breaker?
Yes, the TJK436400 is a direct-fit replacement for legacy GE J600 line infrastructure. Using this exact replacement avoids the need for retrofit kits required when upgrading to the newer ABB Tmax XT5 series.
What wire sizes do the lugs on the TJK436400 accept?
The standard lugs accommodate either a single 6 AWG to 600 kcmil conductor or dual 2/0 AWG to 250 kcmil conductors per phase, supporting both copper and aluminum wiring.
How does the trip unit function on this breaker?
The TJK436400 features a thermal magnetic trip unit with fixed thermal protection for long-time overloads and an adjustable magnetic setting for instantaneous short-circuit protection.
Does this breaker plug into the panelboard?
No, the TJK436400 is a unit-mount breaker that requires bolt-on connections for secure installation in compatible distribution equipment.
Is this breaker rated for direct current applications?
Yes, in addition to its AC ratings, the TJK436400 is rated for DC systems, providing a 20kA interrupting capacity at both 250VDC and 500VDC.
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Reviews
Review summary
Customers rate this product 4.7 out of 5 based on 3 reviews.
Total 5 star reviews: 2 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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Rating
3 reviews
- BRBrian R.ReviewingGeneral Electric TJK636F000 Circuit Breaker FrameI recommend this productRated 5 out of 5 stars11/23/20600 AMp breaker
Excellent Price, Excellent Service, speedy delivery!
- JTJames T.ReviewingGeneral Electric TJK636F000 Circuit Breaker FrameI recommend this productRated 5 out of 5 stars8/16/20Replacement breaker needed!
As usual ....the folks at Superbreakers delivered on their promise.
- JMJohn M.ReviewingABB / General Electric TJK636300WL - 300A 3 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars10/4/17Dolphins Car Wash
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