SIEMENS NGB2B080BNAV Circuit Breaker 80A 2-Pole

The SIEMENS NGB2B080BNAV is a 2-pole molded case circuit breaker designed for panelboard mount applications, providing reliable overcurrent protection in electrical distribution systems. It is suitable for use in Siemens panelboard and switchboard designs, ensuring compatibility with Siemens certified components. This breaker is engineered for use in commercial and industrial electrical installations, supporting safe and efficient power distribution.

Specifications

• Manufacturer: Siemens
• Manufacturer Part Number: NGB2B080BNAV
• Number of Poles: 2
• Continuous Current Rating: 80 Amperes @ 40¬∞C
• Interrupting Rating: 25 kA at 480Y/277 VAC
• Voltage Rating: 480Y/277 VAC
• Mounting Type: Panelboard Mount
• Product Weight: 2.756 lbs
• Wire Size Compatibility: Copper/Aluminum 60/75¬∞C, #14‚Äì#6 AWG (15‚Äì30A), #8‚Äì1/0 AWG (35‚Äì125A)
• Terminal Torque: 35‚Äì55 lb.in depending on wire size
• Dimensions: Width 2 inches (for 2 poles), Depth approx. 3 inches (typical for NGB frame)

Features

• Thermal-magnetic trip unit for reliable overcurrent protection
• Load and line lugs included as standard for easy installation
• HACR rated for use with heating, air conditioning, and refrigeration equipment
• Compatible with Nut Keeper Kit TNKG3 for secure wire termination
• Designed for use with copper and aluminum conductors
• Insulation requirements specify minimum dielectric strength of 600 V/mil when mounted on metal surfaces
• UL and CSA certified with appropriate interrupting ratings for safety and compliance

Downloads & Links

• Spec Sheet
• Spec Sheet