SIEMENS NGB2B050 Molded Case Circuit Breaker 50A 2-Pole

The SIEMENS NGB2B050 is a 50 Amp, 2-pole molded case circuit breaker designed for panelboard and switchboard applications. As a reliable component from a leading switchgear supplier, it provides overcurrent protection for electrical distribution systems. This breaker is suitable for use in Siemens certified electrical panels, supporting safe and efficient power distribution in commercial and industrial environments.

Specifications

• Manufacturer: Siemens
• Model Number: NGB2B050
• Current Rating: 50 Amps
• Number of Poles: 2
• Interrupting Rating: 25 kA at 480Y/277 Volts AC (UL489)
• Mounting Type: Panelboard Mount
• Wire Size Compatibility: #8 to 1/0 AWG Copper, #8 to 2/0 AWG Aluminum (Integral lugs)
• Product Weight: 1.28 lbs

Features

• HACR rated for heating, air conditioning, and refrigeration equipment
• Integral load lugs included for 60/75¬∞C wire
• UL Listed for reverse feed
• Requires insulating material with minimum 600 V/mil dielectric strength when mounted on metal surfaces
• Designed exclusively for use with Siemens certified components and panelboards

Downloads & Links

• Spec Sheet
• Spec Sheet
• Spec Sheet