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Siemens NEB2B030B - Molded Case Circuit Breaker, 30A 2-Pole

Siemens
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Siemens NEB2B030B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 30A current rating and a 600V voltage rating, suitable for single-phase applications, and incorporates a thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions. The compact, bolt-on unit is constructed within a durable molded case measuring 6.693" x 3.543" x 3.937" (170mm x 90mm x 100mm) and weighing 1.962 lb, rated for operation from -25°C to 70°C. This breaker complies with industry standards and offers an interrupting capacity of 35kA at 480V AC, making it a robust component for protecting feeders, motors, and branch circuits in panelboards and switchgear.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Dimensions: 6.693 x 3.543 x 3.937 inch (170 x 90 x 100 mm)
  • Standards: Industry Standard Compliance
  • Applications: Industrial Feeder, Motor, and Branch Circuit Protection in Panelboards & Switchgear
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 1
  • Poles: 2
  • AIC Rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Frame Size: NEB Series
  • Trip Type: Thermal-Magnetic
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Mounting: Panel Mount
  • Hz: 50/60 Hz
  • Enclosure: Molded Case
  • Certification: Industry Standard
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-Phase
  • Standards: Industry Standard
  • Installation Type: Fixed
  • Breaker Frame: NEB Series
  • Operating Temperature Maximum Celsius: 70 °C
  • Weight: 1.962 lb


Product Identification
  • UPC: 783643558373
  • GTIN: 00783643558373