TJJ436400WL - 400Amp Circuit Breaker

TJJ436400WL - 400Amp Circuit Breaker

The TJJ436400WL Circuit Breaker is a robust and reliable solution for your electrical distribution needs. Designed for commercial and industrial applications, this circuit breaker is part of the J600 product line, which includes Thermal Magnetic Circuit Breakers, Magnetic Circuit Breakers, and Molded-Case Switches. With a rating of up to 600 Amps and 600 Volts AC, the TJJ436400WL is built to provide excellent performance and safety in demanding environments.

Key Features and Benefits

• High Amperage Capacity: Rated at 400 Amps, suitable for high-demand electrical applications.
• Voltage Versatility: Supports a range of voltages including 120/240 Vac, 480 Vac, and 600 Vac, making it adaptable to various systems.
• Thermal Magnetic Trip: Ensures protection against overcurrent, short circuits, and other electrical faults.
• Integrated Lugs: Comes with Cu/Al line and load lugs for easy and secure installation.
• Non-Interchangeable Trip Unit: Provides consistent performance and reliability with a fixed long-time and adjustable instantaneous trip function.

Technical Specifications

• Poles: 3
• System Voltage: Up to 600 Vac
• Interrupting Capacity:
  • 120 Vac: 42 KAIC
  • 120/240 Vac: 42 KAIC
  • 125 Vdc: 20 KAIC
  • 240 Vac: 42 KAIC
  • 250 Vdc: 20 KAIC
  • 277 Vac: 30 KAIC
  • 480 Vac: 30 KAIC
  • 500 Vdc: 20 KAIC
  • 600 Vac: 22 KAIC
• Trip Function: Long Time (Fixed), Instantaneous (Adjustable)
• Continuous Current Rating: Standard
• Suitable for Reverse Feed: Yes
• Lugs: TC043, TCAL43, TCAL47

Material Compliance and Certifications

• UL File: E11592
• CSA File: LR40350
• GSA Compliance: No

Suitability

• The TJJ436400WL Circuit Breaker is ideal for a variety of applications, including commercial buildings, industrial facilities, and electrical distribution systems. Its robust construction and high interrupting capacity make it suitable for environments where reliability and safety are paramount. The integrated lugs and non-interchangeable trip unit simplify installation and ensure consistent performance.