SIEMENS NGB3B060BNAV Breaker 60A 3P 480Y 25K Molded Case Circuit Breaker

The Siemens NGB3B060BNAV is a 3-pole molded case circuit breaker designed for panelboard mounting in electrical distribution systems. It provides reliable overcurrent protection for electrical circuits in commercial and industrial applications. This breaker is suitable for use with Siemens certified components and is intended specifically for Siemens panelboard and switchboard designs. It supports electrical distributors and switchgear suppliers by offering a robust solution for circuit protection at 60 amps with a 480Y voltage rating and 25kA interrupting capacity.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: NGB3B060BNAV
• Number of Poles: 3
• Continuous Current Rating: 60 A @ 40°C
• Voltage Rating: 480Y (480V line-to-line, 277V line-to-neutral)
• Interrupting Capacity: 25,000 RMS symmetrical amperes (25 kA)
• Mounting Type: Panelboard Mount
• Product Weight: 5.0270 lbs (approx. 2.28 kg)
• UPC: 040892165166
• Wire Size Range: #8 AWG to 2/0 AWG copper and aluminum (60/75°C)
• Torque Specifications: Line terminal screw 18–23 lb-in (2–2.6 N·m); Wire connection torque varies by conductor size

Features

• Thermal-magnetic trip unit providing reliable overcurrent protection
• Load and line lugs included as standard for copper and aluminum conductors
• HACR rated for use with heating, air conditioning, and refrigeration equipment
• Compact 1-inch width per pole design for efficient panelboard space utilization
• Designed for use only with Siemens certified components to ensure system compatibility
• Includes nut keeper kit (TNKG3) for secure terminal connections
• Suitable for conductor sizes from #14 AWG to 2/0 AWG depending on amp rating
• Meets CSA and UL 489 standards for safety and performance

Downloads & Links

• Spec Sheet
• Spec Sheet