Schneider Electric JJA36250 | 250 Amp 3-Pole PowerPacT J-Frame Circuit Breaker

Main Description:

The Schneider Electric JJA36250 is a PowerPacT J-Frame molded case circuit breaker engineered for reliable protection of commercial and industrial electrical distribution systems. Designed with a 250A current rating and operating at 600VAC, it provides dependable thermal-magnetic overcurrent protection. With a 25kA interrupting capacity and dual-break rotating contacts, the JJA36250 minimizes peak short-circuit currents while ensuring safe, efficient fault interruption. Featuring I-Line line-side terminations and mechanical load-side lugs, this breaker installs quickly and securely into I-Line panelboards and switchgear.

Technical Overview:

• Manufacturer: Schneider Electric

• Part Number: JJA36250

• Type: PowerPacT J-Frame

• Poles: 3

• Amperage Rating: 250 Amps

• Voltage Rating: 600 VAC (50/60 Hz)

• Interrupting Rating: 25 kA @ 600 VAC

• Breaking Capacity Code: J

• Trip Unit: Thermal-Magnetic

• Magnetic Hold Current: 1250 Amps

• Magnetic Trip Current: 2500 Amps

• Continuous Current Rating: 80%

• Suitability for Isolation: Yes (IEC 60947-2)

• Impulse Withstand Voltage: 8 kV

• Insulation Voltage: 750 V

• Utilization Category: Category A

• Connection Type: I-Line (line) / Mechanical Lugs (load)

• Terminal Identifier: AL250JD

• Wire Size Range: AWG 3/0…350 kcmil (Cu/Al)

• Tightening Torque: 221.27 lbf.in (25 N·m)

• Power Wire Strip Length: 0.98 in (25 mm)

• Dimensions (HxWxD): 7.52 in × 4.09 in × 3.39 in

• Net Weight: 5.29 lb (2.4 kg)

• Phase Connection: ABC

• Mounting Mode: I-Line Bracket

• Local Signaling: Green Trip Indicator

• Application: HACR Rated

• Condition: New/Never Used Surplus

Key Features:

• High-performance 250A thermal-magnetic circuit protection

• 25kA interrupt capacity at 600VAC for demanding fault conditions

• Dual-break rotating contacts reduce peak short-circuit currents

• I-Line mounting system for fast, secure installation

• Push-to-trip button for manual testing and system verification

• Durable molded-case construction for long-term reliability

• Compatible with commercial and industrial distribution equipment