SIEMENS NGB3B025BNAV Molded Case Circuit Breaker 3-Pole 25A

The SIEMENS NGB3B025BNAV is a 3-pole molded case circuit breaker designed for panelboard mount applications, suitable for use by electrical distributors and switchgear suppliers. It provides reliable overcurrent protection with a continuous current rating of 25 amps at 40°C ambient temperature. This breaker is part of Siemens' NGB frame series, engineered for use in Siemens panelboard and switchboard designs, supporting safe and efficient electrical distribution.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: NGB3B025BNAV
• Number of Poles: 3
• Continuous Current Rating: 25A @ 40¬∞C
• Frame Type: NGB (Panelboard Mount)
• Interrupting Rating: 25 kA at 480Y/277V AC (UL 489)
• Rated Voltage: 480Y/277V AC
• Product Weight: 5.027 lbs
• UPC: 040892165104

Features

• Thermal-magnetic trip unit providing standard 40¬∞C ambient protection
• Load and line lugs included as standard for copper/aluminum wire connections
• HACR rated for HVAC equipment applications
• Suitable for use with #8 to 2/0 AWG copper or aluminum wire
• Compact 1-inch width per pole for efficient panel space utilization
• Designed for safe installation with required insulation material when mounted on metal surfaces
• Compatible with Siemens certified components for panelboard and switchboard systems

Downloads & Links

• Spec Sheet
• Spec Sheet