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Eaton / Westinghouse J3175 Molded Case Circuit Breaker
- 175A
- 3 Pole
- Bolt-On
Eaton / Westinghouse
J3175
Molded Case Circuit Breaker
Brand
Eaton / Westinghouse
SKU
J3175
Quantity
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Eaton / Westinghouse J3175 - 175A 3 Pole Molded Case Circuit Breaker
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Description
Serving as an exact replacement for aging infrastructure, the Eaton J3175 is a 175A, 3-pole bolt-on circuit breaker. It provides essential thermal-magnetic protection for commercial distribution systems operating up to 600VAC. The breaker fits perfectly into legacy Westinghouse CDP and FDP panelboards, along with Eaton Pow-R-Line 3a and 4 enclosures. Facility managers can use this component to maintain existing motor control centers. It features a 22 kAIC rating at 480VAC and HACR certification.Specifications
| Brand | Eaton / Westinghouse |
|---|---|
| Part Number | J3175-R |
| Series | J |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 25kA @ 240VAC, 22kA @ 480VAC, 14kA @ 600VAC, 10kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Westinghouse CDP/FDP Panelboards, Eaton Pow-R-Line 3a/4 Panelboards, Motor Control Centers |
| Wire Gauge | 4 AWG - 350 kcmil |
| 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, Padlock Attachment |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2 No. 5, NEMA AB-1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40°C |
| Construction Features | HACR Rated |
Product FAQs
5 answersWhich panelboards accept the J3175 circuit breaker?
This Series C J-frame breaker is a direct fit for legacy Westinghouse CDP and FDP panelboards, as well as Eaton Pow-R-Line 3a and 4 enclosures and compatible motor control centers.
How is the J3175 connected within the panel?
As a bolt-on breaker, the line side connects directly to the panelboard bus. The load side includes lug terminals that accept 4 AWG to 350 kcmil conductors.
How does the trip unit function on the J3175?
It features a thermal-magnetic trip unit with a fixed thermal element for 175A overload protection and an adjustable magnetic element. The adjustable magnetic setting allows electricians to fine-tune the instantaneous short-circuit response for proper system coordination.
Is the J3175 suitable for direct current systems?
Yes, in addition to its 600VAC maximum rating, this breaker is rated for 250VDC applications, providing a 10kA interrupting capacity for DC circuits.
Is the J3175 certified for HVAC applications?
Yes, this breaker carries an HACR certification, making it suitable and safe for use with heating, air conditioning, and refrigeration equipment.
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Customers rate this product 4.0 out of 5 based on 1 review.
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1 review
- MCMARK C.Verified BuyerReviewingITE/Siemens J20M Control RelayI recommend this productRated 4 out of 5 stars2/4/26it control relay but it was just the coil for the relay. do you have a J20A40 CONTACTS?
it control relay but it was just the coil for the relay. do you have a J20A40 CONTACTS?