ABB / General Electric THJK436175WL Molded Case Circuit Breaker
- 175A
- 3 Pole
- Unit Mount
Quantity
ABB / General Electric THJK436175WL - 175A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Designed for heavy-duty power distribution, this 175A molded case breaker delivers precise overcurrent and short-circuit protection. It mounts securely into GE A-Series panelboards, J600 enclosures, and industrial switchboards. Boasting a 65kAIC capacity at 240VAC, the device includes factory-installed line and load lugs for streamlined wiring. As a legacy J-Frame component, it features an interchangeable trip unit and can be upgraded to the Tmax XT4 platform.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | THJK436175WL |
| Series | THJK |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480VAC, 25kA @ 600VAC, 40kA @ 250VDC, 20kA @ 500VDC |
| Frame Type | TJK |
|---|---|
| Terminal Type | Lugs |
| For Use With | GE J600 Enclosures, GE A-Series Panelboards, GE Switchboards, GE Motor Control Centers |
| 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, Mounting Hardware |
|---|---|
| Accessories | Line and Load Lugs Included (TCAL43) |
| Standards | CSA C22.2 No. 5.1, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | High Interrupting Capacity, Interchangeable Trip Unit, HACR Rated, Trip-Free Mechanism, Common Trip |
Product FAQs
5 answersWhat equipment is compatible with the THJK436175WL circuit breaker?
This J-frame breaker is designed for installation in GE J600 enclosures, A-Series panelboards, switchboards, and GE motor control centers.
What are the wire capacity limits for the lugs on this breaker?
The factory-installed line and load lugs accept either a single conductor from 6 AWG to 600 kcmil or two conductors ranging from 2/0 AWG to 250 kcmil. Both copper and aluminum wires are supported.
Does the THJK436175WL feature an adjustable trip unit?
Yes, it utilizes a thermal-magnetic trip unit with a fixed thermal (long-time) element and an adjustable magnetic (instantaneous) element for short-circuit coordination. The trip unit itself is interchangeable.
What does the WL suffix indicate in the THJK436175WL catalog number?
The WL suffix designates that the circuit breaker is supplied with factory-installed lugs on both the line and load sides.
Is this circuit breaker rated for direct current applications?
Yes, it carries DC interrupting ratings of 40kA at 250VDC and 20kA at 500VDC, allowing it to be used in specific direct current systems.
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