ABB / General ElectricTJK436250
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ABB / General Electric TJK636250 Molded Case Circuit Breaker
- 250A
- 3 Pole
- Bolt-On
ABB / General Electric
TJK636250
Molded Case Circuit Breaker
Brand
ABB / General Electric
SKU
TJK636250
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ABB / General Electric TJK636250 - 250A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial power distribution, the GE TJK636250 is a 3-pole, 250A molded case circuit breaker from the J600 Line. It provides reliable long-time and instantaneous (LI) protection. This bolt-on MCCB installs into GE J600 panelboards, switchboards, and motor control centers. It accepts standard lug connections for copper or aluminum wire. Rated for 42kAIC at 240VAC and 30kAIC at 480VAC, it features an interchangeable trip unit and adjustable magnetic trip settings.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | TJK636250-R |
| Series | TJK |
| Amperage | 250A |
| 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 |
| Frame Type | J600 |
|---|---|
| Terminal Type | Lugs |
| For Use With | GE J600 Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | (2) 4/0 AWG-350 kcmil (Cu) or (2) 300 kcmil-500 kcmil (Al) |
| Max Wire | 350 kcmil (Cu) or 500 kcmil (Al) |
| Min Wire | 4/0 AWG (Cu) or 300 kcmil (Al) |
| 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, Lug Kits |
|---|---|
| Accessories | Load Lugs (TCAL63) |
| Standards | CSA C22.2 No. 5.1, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Interchangeable Trip Unit |
Product FAQs
5 answersWhich panelboards and enclosures are compatible with the TJK636250 circuit breaker?
This J600 frame breaker is designed for bolt-on installation in GE J600 series panelboards, switchboards, and motor control centers.
What wire sizes are accepted by the standard lugs on the TJK636250?
The standard terminals accept two 4/0 AWG to 350 kcmil copper conductors, or two 300 kcmil to 500 kcmil aluminum conductors per phase.
Does the TJK636250 feature an adjustable trip unit?
Yes, this thermal-magnetic breaker includes a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection.
Can the TJK636250 be utilized in direct current systems?
Yes, it is rated for DC applications up to 500VDC, providing an interrupting capacity of 20kAIC at both 250VDC and 500VDC.
Why is this breaker listed under both ABB and General Electric?
ABB acquired GE Industrial Solutions in 2018. Legacy GE molded case circuit breakers, including the TJK series and J600 frames, are now manufactured and supported under the ABB brand portfolio.
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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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