NGB-2-B020, Panelboard Circuit Breaker

NGB-2-B020 Panelboard Circuit Breaker – Siemens Electrical Protection The Siemens NGB-2-B020 is a 2-pole panelboard circuit breaker designed for reliable electrical distribution and protection in commercial and industrial applications. It is suitable for use by electrical distributors and switchgear suppliers requiring compact, efficient circuit protection solutions. This breaker supports 20 amperes current rating and is engineered for panelboard mounting, making it ideal for branch circuit protection in lighting solutions, wire and cable distribution, and general electrical systems. Specifications Manufacturer: Siemens Manufacturer Part #: NGB2B020 Current Rating: 20 amperes Number of Poles: 2 Product Weight: 1.44 lbs Type: Panelboard Circuit Breaker UL489 Listed Voltage Ratings: 120V, 240V, 277V, 480V AC (per Siemens G-frame standards) Interrupting Rating: 25 kA @ 480V AC (typical for 2-pole NGB breakers) Mounting: Panelboard mount with low tab lugs Features Compact design suitable for OEM and panelboard applications Overcenter toggle and trip-free mechanism ensures reliable trip operation Common trip for simultaneous pole disconnection Load side lugs included as standard, HACR rated for HVAC applications Suitable for reverse feed applications Meets or exceeds federal specifications W-C-375c Classes 10b, 11a, 11b, 12b, 12c, 13a, 13b, 15b UL, CSA, and NOM compliant for major market coverage Downloads & Links Catalog