ABB / General Electric TJJ436300WL Molded Case Circuit Breaker
- 300A
- 3 Pole
- Unit Mount
Quantity
ABB / General Electric TJJ436300WL - 300A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Quantity
ABB / General Electric TJJ436300WL - 300A 3 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | ABB / General Electric |
|---|---|
| Part Number | TJJ436300WL |
| Series | TJJ |
| Amperage | 300A |
| 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 J-Frame Enclosures, GE Spectra Switchboards, 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 |
| 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 |
|---|---|
| Accessories | Line and Load Lugs Included (TCAL43) |
| 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 |
Quantity
ABB / General Electric TJJ436300WL - 300A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | ABB / General Electric |
|---|---|
| Part Number | TJJ436300WL-R |
| Series | TJJ |
| Amperage | 300A |
| 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 J-Frame Enclosures, GE Spectra Switchboards, 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 |
| 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 |
|---|---|
| Accessories | Line and Load Lugs Included (TCAL43) |
| 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 |
Description
Built for industrial applications, the GE TJJ436300WL provides robust long-time and instantaneous (LI) overcurrent protection. The 'WL' suffix indicates this 3-pole, 300A breaker comes complete with line and load lugs (TCAL43) for immediate wiring. This unit-mount MCCB installs into GE J-Frame enclosures, Spectra Series switchboards, and motor control centers. It features a non-interchangeable trip, reverse feed capability, and an adjustable magnetic trip for precise coordination.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | TJJ436300WL-R |
| Series | TJJ |
| Amperage | 300A |
| 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 J-Frame Enclosures, GE Spectra Switchboards, 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 |
| 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 |
|---|---|
| Accessories | Line and Load Lugs Included (TCAL43) |
| 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 |
Product FAQs
6 answersWhat equipment is the TJJ436300WL compatible with?
This unit mount breaker is designed for installation in GE J-Frame enclosures, GE Spectra switchboards, and GE motor control centers.
What wire sizes do the factory lugs on the TJJ436300WL accept?
The included lugs accept either one 6 AWG to 600 kcmil wire or two 2/0 AWG to 250 kcmil wires per phase. They are rated for both copper and aluminum conductors.
Is the trip unit on the TJJ436300WL adjustable?
Yes, it features a thermal magnetic trip unit with fixed thermal protection for long-time overloads and an adjustable magnetic setting for instantaneous short-circuit protection.
Is the TJJ436300WL suitable for direct current (DC) systems?
Yes, this breaker is rated for use in DC applications. It provides a 20kA interrupting capacity at both 250VDC and 500VDC.
What does the WL suffix indicate on the TJJ436300WL catalog number?
The WL suffix indicates that the breaker is supplied with factory-installed copper and aluminum line and load lugs.
How is the TJJ436300WL connected within a panel?
This is a unit mount breaker with a feed-thru connection type. Because it includes factory-installed line and load lugs, it is designed for cable-in and cable-out wiring rather than plugging directly onto a busbar.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 1 review.
- MWMichael W.Verified BuyerReviewingABB / General Electric TJJ436300WL - 300A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars7/28/25TJJ436300WL 3 Pole Circuit Breaker
Great fast shipping on many orders we have placed with Super Breakers, a very good reliable disturber for our business.