SIEMENS NGB2C050B Breaker 50A 2-Pole Molded Case Circuit Breaker

The Siemens NGB2C050B is a 2-pole molded case circuit breaker designed for panelboard and switchboard applications. It provides reliable overcurrent protection and is suitable for use by electrical distributors and switchgear suppliers in commercial and industrial electrical installations. This breaker supports 50 amp continuous current at 480Y volts, with a 25kA interrupting rating, making it appropriate for wire and cable protection in lighting solutions and power distribution systems.

Specifications

• Manufacturer: Siemens
• Manufacturer Part Number: NGB2C050B
• Number of Poles: 2
• Continuous Current Rating: 50A
• Voltage Rating: 480Y Volts
• Interrupting Rating: 25kA
• Product Weight: 3.3510 lbs
• UPC: 040892058925

Features

• Panelboard mount compatible breaker with line and load lugs included
• HACR rated for use with heating, air conditioning, and refrigeration equipment
• Thermal-magnetic trip unit providing standard 40¬∞C ambient protection
• Suitable for copper and aluminum wire connections, supporting 60/75¬∞C wire
• Compact design with 1-inch width per pole for efficient panel space utilization
• Includes standard load end lugs; compatible with Siemens certified components only
• Compliant with UL489 and CSA standards for molded case circuit breakers

Downloads & Links

• Spec Sheet
• Spec Sheet