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ABB / Thomas & Betts JS360225A Molded Case Circuit Breaker
- 225A
- 3 Pole
- Unit Mount
ABB / Thomas & Betts
JS360225A
Molded Case Circuit Breaker
Brand
ABB / Thomas & Betts
SKU
JS360225A
Quantity
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ABB / Thomas & Betts JS360225A - 225A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial power distribution, the ABB JS360225A is a 3-pole, 225A molded case circuit breaker delivering reliable LI protection. This unit mount MCCB fits Eaton Series C and Thomas & Betts panelboards. As a legacy J-frame breaker, it serves as a direct replacement for JDB3225 and JD3225 models, ensuring continued operation of existing infrastructure. Rated for 22kAIC at 480VAC, it features an adjustable magnetic trip and comes with line and load lugs for 4 AWG-350 kcmil wire.Specifications
| Brand | ABB / Thomas & Betts |
|---|---|
| Series | JS |
| Amperage | 225A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 22kA @ 480VAC, 10kA @ 600VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Eaton Series C Panelboards, Thomas & Betts Panels |
| Wire Gauge | 4 AWG - 350 kcmil (Al/Cu) |
| Max Wire | 350 kcmil |
| Min Wire | 4 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 Side Lugs Included |
| Standards | CSA C22.2 No. 5.1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip |
Product FAQs
7 answersWhich panelboards accept the JS360225A circuit breaker?
This unit-mount MCCB is compatible with Eaton Series C panelboards as well as legacy Thomas & Betts panels.
What are the direct cross-reference replacements for the JS360225A?
As a legacy J-frame breaker, the JS360225A serves as a direct replacement for Eaton and Cutler-Hammer JD3225 and JDB3225 models.
What type of trip unit does the JS360225A use?
It utilizes a thermal-magnetic trip unit with a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection.
What wire sizes and materials are compatible with the JS360225A terminals?
The feed-thru line and load lugs are rated for both aluminum and copper (Al/Cu) conductors ranging from 4 AWG up to 350 kcmil.
Can the JS360225A be used in reverse feed applications?
Yes, because it is constructed with a non-interchangeable trip unit, this breaker is suitable for reverse feed installations.
Is this breaker suitable for HVAC applications?
Yes, the JS360225A is HACR rated, meaning it is approved for safely protecting heating, air conditioning, and refrigeration equipment.
What frame size is the JS360225A?
This is a 225A-rated J-frame molded case circuit breaker, which shares the same physical footprint and mounting dimensions as standard Eaton Series C J-frame breakers.
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