TEYL3015B - 15 Amp Circuit Breaker

TEYL3015B - 15 Amp Circuit Breaker

The TEYL3015B is a 15-amp, 3-pole bolt-on thermal magnetic circuit breaker designed to provide dependable overcurrent and short-circuit protection for your commercial and industrial electrical distribution systems. Built for 480Y/277V Class applications, this breaker features a non-interchangeable trip unit, helping you maintain a fixed, factory-calibrated trip setting for consistent circuit protection. Its bolt-on mounting design creates a secure electrical connection, making it well-suited for panelboards where stability and long-term reliability are essential. With interrupting ratings of 65kA at 480VAC and 100kA at 240VAC, the TEYL3015B is engineered to perform in demanding environments where high fault current protection is required. Whether you're replacing an existing breaker or servicing electrical distribution equipment, this breaker delivers the performance and dependability professionals expect while helping you safeguard electrical systems from overloads and short circuits.

Key Features and Benefits

• 15 Amp Current Rating: 15 amp current rating for branch circuit protection.
• 3-Pole Configuration: 3-pole configuration for three-phase electrical systems.
• TEYL Series Bolt-On Mounting: TEYL series bolt-on mounting for a secure installation.
• Thermal Magnetic Trip Mechanism: The thermal magnetic trip mechanism provides protection against both overloads and short circuits.
• Non-Interchangeable Trip Design: Non-interchangeable trip design maintains a fixed factory trip setting.
• High Interrupting Capacity: High interrupting capacity of 65kA at 480VAC and 100kA at 240VAC.
• 480Y/277V Class Electrical Distribution Systems: Designed for 480Y/277V Class electrical distribution systems.
• Compact Design: Compact design suitable for compatible commercial and industrial panelboards.
  

Technical Specifications

• Part Number: TEYL3015B
  
• Type: TEYL
  
• Circuit Breaker Style: Bolt-On Thermal Magnetic Circuit Breaker
  
• Trip Unit: Non-Interchangeable
  
• Poles: 3
  
• Amperage: 15 Amps
  
• Voltage Class: 480Y/277V
  
• Interrupting Rating:
  • 65kA @ 480VAC
  • 100kA @ 240VAC
• Dimensions:
  • Height: 5.25 in.
  • Width: 3.00 in.
  • Depth: 3.06 in.

Material Compliance and Certifications

• Industry Standards: The TEYL3015B is manufactured to meet applicable industry standards for molded case circuit breakers used in commercial and industrial power distribution.
• Installation Guidance: Always verify compatibility with your specific electrical system, equipment requirements, and applicable local electrical codes before installation. Installation and servicing should be performed by qualified electrical professionals.
  

Where It Works Best

• The TEYL3015B is an excellent choice for protecting three-phase branch circuits in commercial buildings, industrial facilities, institutional properties, and other electrical distribution systems operating on 480Y/277V power. It is well-suited for panelboard applications requiring a 15-amp, 3-pole bolt-on circuit breaker with high interrupting capacity, making it an ideal solution for maintenance, equipment replacement, and electrical system upgrades.