PJA36080U41A - 800 Amp Circuit Breaker

PJA36080U41A - 800 Amp Circuit Breaker

When you need dependable, high-capacity protection for heavy industrial or commercial electrical systems, the PJA36080U41A PowerPacT P circuit breaker delivers. This three-pole, 800 A unit is built for heavy-duty environments, operating reliably at 600 VAC and supporting a 25 kA interrupting capacity. It features a Micrologic 3.0A electronic trip unit that delivers precise overcurrent protection while helping to reduce nuisance trips. With its I-Line style mounting and standardized footprint across the PowerPacT P series, it’s designed to simplify installation and maintenance in demanding applications.

Key Features and Benefits

• High Current Capacity: Rated for up to 800 A, ideal for primary power distribution in large systems.
• Precise Trip Protection: The Micrologic 3.0A electronic trip unit provides flexible long-time, instantaneous, and protection settings.
• Interchangeable Trip Units: Trip units can be swapped in the field, giving you flexibility for upgrades or replacements.
• I-Line Mounting & Compatibility: Uses standardized mounting holes, handle locations, and trim dimensions shared across the P series, making panel layout more consistent.
• Push-to-Trip Button: A manual test/trip button is built into the cover for diagnostics and commissioning.
• Reduced System Complexity: Compatible mechanical lugs on the load side, I-Line connections on the line side; fewer accessories needed.
• Global Recognition: UL, CSA, NOM, IEC certified—trusted worldwide for safety compliance.

Technical Specifications

• Rated Current: 800 A
• Number of Poles: 3
• Operating Voltage: 600 VAC, 50/60 Hz
• Interrupting Capacity: 25 kA @ 600 VAC (also supports higher ratings at lower voltages)
• Trip Unit: Micrologic 3.0A (LI)
• Continuous Current Rating: 80%
• Mounting Type: I-Line bracket
• Dimensions (HxWxD): 12.86 in × 8.27 in × 8.05 in
• Weight: 32 lb (approx.)
• Wire Range: AWG 3/0 to 500 kcmil (aluminum or copper)
• Ambient Operating Temp: –25 °C to +70 °C
• Mounting Support: I-Line support bracket included

Material Compliance and Certifications

• UL 489 Listed: Meets North American molded-case breaker safety standards.
• CSA & NOM Certified: Accepted in Canada and Mexico.
• IEC 60947-2 Compliant: Designed according to international low-voltage switchgear standards.
• CE Marked: Meets European conformity requirements in applicable markets.
• RoHS / REACh Compliant: Free of restricted hazardous substances, meeting modern environmental regulations.

Where It Works Best

• This breaker shines in environments where dependable high-current protection is essential:
• As a main disconnect in large industrial or commercial panels
• For power distribution systems in factories, data centers, and utility rooms
• In control and switchgear assemblies that require international safety coverage
• In projects that value modular standardization, using shared mounting patterns and trip unit options simplifies spare parts and design planning
• Wherever operators want precise protection settings and field-upgradable trip modules