ABB / General Electric TJD422400WL Molded Case Circuit Breaker
- 400A
- 2 Pole
- Unit Mount
Quantity
ABB / General Electric TJD422400WL - 400A 2 Pole Molded Case Circuit Breaker
New
Quantity
Description
Engineered for commercial and industrial applications, the GE TJD422400WL is a 400-amp, two-pole molded case circuit breaker. It provides dependable long-time and instantaneous (LI) trip functions to safeguard electrical infrastructure. This unit mount breaker installs into GE A-Series panelboards, Spectra Series panelboards, and compatible switchboards. Featuring a fixed thermal and adjustable magnetic trip mechanism, it delivers a 22kAIC interrupting rating at 240VAC.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | TJD422400WL |
| Series | TJD |
| Amperage | 400A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 22kA @ 240VAC, 20kA @ 250VDC |
| Frame Type | TJD |
|---|---|
| Terminal Type | Lugs |
| For Use With | GE A-Series Panelboards, GE Spectra Series Panelboards, GE Switchboards |
| 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 |
|---|---|
| Accessories | Line and Load Lugs Included (TCAL43) |
| Standards | UL 489, NEMA AB 1 |
| Approval | UL, CSA |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Non-Interchangeable Trip, Common Trip, Quick-Make/Quick-Break, Trip-Free Mechanism, Reverse Feed, 2-Pole in 3-Pole Housing |
Product FAQs
7 answersWhich panelboards are compatible with the TJD422400WL?
This breaker is designed for use in GE A-Series panelboards, GE Spectra Series panelboards, and GE switchboards.
What does the "WL" suffix indicate on the TJD422400WL catalog number?
The "WL" suffix indicates that the circuit breaker comes factory-equipped with both line and load lugs.
What wire sizes do the factory lugs on the TJD422400WL accept?
The included lugs accept either one 6 AWG to 600 kcmil conductor or two 2/0 AWG to 250 kcmil conductors. They are rated for both copper and aluminum wiring.
Is the trip unit on the TJD422400WL adjustable?
Yes, it features a thermal-magnetic trip unit with a fixed thermal element for overload protection and an adjustable magnetic element for short-circuit protection.
What is the current replacement series for the legacy GE TJD frame?
The legacy GE J-Frame breakers, including the TJD series, have been superseded by the ABB Tmax XT5 series. Upgrading to the XT5 may require a retrofit kit or new mounting hardware depending on your panelboard.
How does the TJD422400WL mount into a panelboard?
It is a unit-mount (bolt-on) circuit breaker designed for feed-thru connections in compatible GE enclosures and switchboards.
Can the TJD422400WL be used in DC applications?
Yes, in addition to its 240V AC rating, this breaker is rated for 250V DC applications with an interrupting capacity of 20kA.
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