TEYL2080B - 80Amp Circuit Breaker

TEYL2080B - 80 Amp Circuit Breaker

The TEYL2080B is a 2-pole, 80-amp bolt-on thermal magnetic circuit breaker engineered to provide dependable overcurrent and short-circuit protection for your commercial and industrial electrical distribution systems. Designed for 480Y/277V Class applications, this breaker features a non-interchangeable trip that maintains a fixed trip rating, helping you ensure consistent circuit protection throughout its service life. Its bolt-on mounting design creates a secure mechanical and electrical connection, making it a practical choice for panelboards where reliability and long-term performance are essential. With interrupting ratings of 65 kA at 480 VAC and 100 kA at 240 VAC, the TEYL2080B is well-suited for installations where higher available fault currents require dependable protection. Whether you're replacing an existing breaker or supporting a new installation, this unit delivers the performance electrical professionals expect for demanding power distribution applications.

Key Features and Benefits

• 80-Amp Current Rating: 80-amp continuous current rating for higher-capacity branch circuits.
• 2-Pole Configuration: 2-pole configuration for protecting two energized conductors simultaneously.
• Bolt-On Design: Bolt-on design provides a secure, stable installation in compatible panelboards.
• Thermal Magnetic Trip Mechanism: The thermal magnetic trip mechanism offers protection against both overloads and short circuits.
• Non-Interchangeable Trip: Non-interchangeable trip helps maintain the factory-calibrated trip rating.
• High Interrupting Capacity:
  • 65kA at 480VAC
  • 100kA at 240VAC
• 480Y/277V Class Systems: Designed for 480Y/277V Class electrical distribution systems.
• Commercial, Industrial, and Institutional Applications: Suitable for commercial, industrial, and institutional electrical applications.
  

Technical Specifications

• Part Number: TEYL2080B
  
• Type: TEYL
  
• Poles: 2
  
• Amperage: 80 Amps
  
• Trip Unit: Thermal Magnetic
  
• Trip Style: Non-Interchangeable
  
• Mounting: Bolt-On
  
• Voltage Class: 480Y/277V Class
  
• Interrupting Rating:
  • 65kA @ 480VAC
  • 100kA @ 240VAC
• Dimensions:
  • Height: 5.25 in.
  • Width: 2.00 in.
  • Depth: 3.06 in.

Material Compliance and Certifications

• Industry Standards: The TEYL2080B is manufactured for use in applicable electrical distribution systems and is designed to meet industry performance standards for molded case circuit breakers.
• Installation Guidance: Installation should always be performed in accordance with the National Electrical Code (NEC), local electrical codes, and the equipment manufacturer's installation requirements. Verify compatibility with your specific panelboard and electrical system before installation.
  

Where It Works Best

• The TEYL2080B is an excellent choice for commercial buildings, manufacturing facilities, schools, healthcare facilities, office complexes, retail locations, and other demanding electrical environments that require reliable branch-circuit protection. Its high interrupting capacity and bolt-on construction make it particularly well suited for panelboards serving lighting systems, HVAC equipment, motors, machinery, distribution panels, and other critical electrical loads where dependable overcurrent protection is essential.