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Square D JJA36175YP Molded Case Circuit Breaker
- 175A
- 3 Pole
- I-Line
Square D
JJA36175YP
Molded Case Circuit Breaker
Brand
Square D
SKU
JJA36175YP
Quantity
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Square D JJA36175YP - 175A 3 Pole Molded Case Circuit Breaker
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Description
Featuring a factory-installed handle padlock attachment, the JJA36175YP is a 175A, 3-pole MCCB designed for secure maintenance operations. Part of the Square D PowerPacT J-Frame series, it provides reliable thermal-magnetic protection. This MCCB mounts into Square D I-Line panelboards and switchboards. It replaces legacy KC36175 and KH36175 breakers when a padlocking provision is required. Delivering a 65kAIC rating at 480VAC, the breaker is reverse-feed capable and includes load-side lugs.Specifications
| Brand | Square D |
|---|---|
| Part Number | JJA36175YP |
| Series | JJA |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | I-Line |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 25kA @ 600VAC, 20kA @ 250VDC |
| Frame Type | J |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards, Square D I-Line Switchboards |
| Wire Gauge | 4 AWG - 4/0 AWG (Al/Cu) |
| Max Wire | 4/0 AWG |
| 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, Motor Operator, Rotary Handle, Terminal Shields |
|---|---|
| Accessories | Load Side Lugs Included, Handle Padlock Attachment (Factory Installed) |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, HACR, IEC, NEMA, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Visual Trip Indicator, Reverse Feed, Non-Interchangeable Trip, Mercury Free, PVC Free |
Product FAQs
6 answersWhat panelboards are compatible with the JJA36175YP breaker?
This breaker is designed exclusively for Square D I-Line panelboards and switchboards. It features an I-Line style plug-in connection and cannot be used in standard unit-mount or load center applications.
What does the "YP" suffix indicate on the JJA36175YP catalog number?
The "YP" suffix means this breaker includes a factory-installed handle padlock attachment. This safety feature allows the breaker handle to be locked in either the ON or OFF position for maintenance and lockout/tagout (LOTO) procedures.
What size wire can be used with the standard lugs on this 175A J-Frame breaker?
The standard lugs on the JJA36175YP accept aluminum or copper wire ranging from 4 AWG to 4/0 AWG.
Is the trip unit on the JJA36175YP adjustable?
Yes, it features 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.
Can the JJA36175YP replace older Square D 175A I-Line breakers?
Yes, the PowerPacT J-Frame JJA36175YP is a direct upgrade and replacement for legacy Square D KA, KC, and KH frame 175A I-Line breakers, such as the KA36175, KC36175, and KH36175, when a padlocking provision is required.
Can the JJA36175YP be reverse-fed?
Yes, this thermal-magnetic PowerPacT J-Frame breaker is suitable for reverse-fed applications.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 4 reviews.
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Rating
4 reviews
- CPCody P.Verified BuyerReviewingSquare D JJA36175 - 175A 3 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars8/27/26Fast Delivery
Breaker came perfectly packaged and well ahead of estimated date
- BWBrian W.Verified BuyerReviewingSquare D JJA36250 - 250A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars8/27/26Great
Quick delivery
- JEJoshua E.Verified BuyerReviewingSquare D JJA36175 - 175A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars1/16/26Great product
The product fit perfect into my main distribution panel.
- JGJohn G.Verified BuyerReviewingSquare D JJA36225 - 225A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars12/23/25Top service
Super breakers has always been great with good stock and quick ship