Schneider Electric
Schneider Electric JJA36250U31X PowerPact J-Frame Circuit Breaker 250A 3-Pole 600VAC 25kA I-Line MicroLogic 3.2
250A 3-pole breaker for reliable industrial power protection
PowerPacT J-Frame circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits. This PowerPacT J-Frame circuit breaker provides MicroLogic Standard with a 3.2 trip unit and an LI function with a breaking capacity of 25kA at 600VAC. All PowerPacT J-Frame circuit breakers are equipped with dual-break rotating contacts that reduce the amount of peak current during a short circuit fault.
Key Features
- Available in 2 or 3 pole design
- Overcurrent protection and switching on AC systems
- Common accessories across the range
- Easy to install, extremely versatile, wide variety of terminal options
- UL 489 Listed, CSA, NOM, IEC CCC, UKCA, and CE marked
- I-Line construction for easy installation and removal in I-Line applications
- Integral push-to-trip button in the cover to manually trip the circuit breaker
- Modbus and Ethernet communication interface
- HACR rated
Specifications
| Attribute | Value |
|---|---|
| SKU / MPN | JJA36250U31X |
| Brand | Schneider Electric / Square D |
| Product Line | PowerPact J-Frame |
| Rated Current | 250 A |
| Number of Poles | 3P |
| Voltage Rating | 600 V AC 50/60 Hz |
| Breaking Capacity | 25 kA @ 600V AC | 65 kA @ 480V AC | 100 kA @ 240V AC | 20 kA @ 250V DC |
| Trip Unit | MicroLogic 3.2 (Electronic, Standard, LI) |
| Continuous Current Rating | 80% |
| Control Type | Toggle |
| Mounting Mode | I-Line (Bracket) |
| Electrical Connection | I-Line (line side), Lugs (load side) |
| Terminal Identifier | AL250JD |
| AWG Gauge | AWG 3/0...350 kcmil Al/Cu terminals |
| Communication Interface | Modbus, Ethernet |
| Protection Type | Overload & Short-circuit protection |
| IP Degree of Protection | IP40 (front cover) |
| Operating Temperature | -13°F to 158°F (-25°C to 70°C) |
| Storage Temperature | -58°F to 185°F (-50°C to 85°C) |
| Operating Altitude | < 6,562 ft (2,000 m) without derating; up to 5,000 m with derating |
| Dimensions (H x W x D) | 7.5 in x 4.09 in x 3.4 in (191 mm x 104 mm x 86 mm) |
| Product Weight | 5.3 lb (2.4 kg) |
| Package Weight | 7.12 lb (3.23 kg) |
| GTIN | 785901159117 |
| Country of Origin | Mexico |
| Standards | UL 489, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2 |
| Certifications | UL, CSA, NOM, CE, UKCA, IEC CCC |
| Pollution Degree | 3 (IEC 60947-1) |
| Utilisation Category | Category A |
Warranty
18-month contractual warranty from Schneider Electric.
Documents & Resources
Built for demanding electrical systems
The Schneider Electric JJA36250U31X PowerPact J-Frame circuit breaker is a dependable 250A 3-pole breaker
designed for commercial and industrial power distribution. Rated for 600VAC operation and 25kA interrupting capacity, it delivers strong protection where electrical loads are high and downtime is costly. Its J-Frame design supports consistent performance in panelboards, switchboards, and other critical installations. This breaker is engineered to handle heavy-duty applications while helping maintain system safety, stability, and control in a wide range of electrical environments.
Advanced MicroLogic 3.2 protection
Equipped with MicroLogic 3.2 trip technology, this breaker provides accurate protection against overloads and short circuits. The electronic trip unit helps improve response and allows better control over electrical faults compared to standard thermal-magnetic designs. For facilities that need dependable equipment protection, the MicroLogic system adds an important layer of security. It supports smoother operation in environments where sensitive equipment and continuous power are essential. With this level of intelligence, the breaker helps reduce nuisance trips while maintaining the fast fault response needed for safer electrical distribution.
Easy installation with I-Line design
The I-Line plug-on connection makes installation more efficient and helps simplify replacement in compatible Schneider Electric systems. This feature can save time during setup and maintenance, especially in busy electrical rooms where service speed matters. The breaker’s 3-pole configuration is ideal for three-phase applications, offering balanced protection for industrial motors, feeders, and distribution circuits. Its practical design supports reliable integration into existing equipment while helping electricians and facility managers work more efficiently. For projects that require both performance and convenience, this breaker offers a smart and proven solution.
Trusted Schneider Electric quality
As part of the PowerPact family, the Schneider Electric JJA36250U31X reflects a strong commitment to quality, durability, and electrical safety. It is built to perform in demanding conditions and support long-term system reliability. When selecting a 250A 3-pole breaker
, buyers often look for a combination of protection, compatibility, and trusted brand support, and this model delivers all three. It is well suited for panel upgrades, new installations, and maintenance replacement needs. With Schneider Electric engineering behind it, users can count on a breaker designed for dependable operation and lasting value.