NGB-2-B050B, Panelboard Circuit Breaker

NGB-2-B050B Panelboard Circuit Breaker – Siemens Electrical Distributor The Siemens NGB-2-B050B is a 2-pole panelboard circuit breaker designed for reliable protection in light commercial and industrial electrical distribution systems. It supports bolt-on installation and is suitable for use as an incoming main or branch breaker in panelboard applications. This breaker is factory calibrated for 40°C ambient conditions and is engineered to meet multi-national standards, making it a dependable choice for electrical distributors and switchgear suppliers. Specifications Manufacturer: Siemens Manufacturer Part #: NGB2B050B Number of Poles: 2 Installation Type: Bolt-On Rated Ambient Temperature: 40 degrees Celsius Product Weight: 1.77 lbs Features Panelboard mount configuration with load side lugs included Compact size suitable for OEM equipment and panelboards Trip-free overcenter toggle mechanism ensuring breaker cannot be held closed during fault conditions Common trip functionality for simultaneous pole operation Meets or exceeds UL489, CSA, and NOM certifications HACR rated for HVAC equipment applications Suitable for use in enclosed rooms with no adverse environmental conditions Downloads & Links Catalog