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Siemens NGB1B070B - Molded Case Circuit Breaker 70A 347V (25kA AIC)

Siemens
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Siemens NGB1B070B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 70A current rating and a 347V AC voltage rating, housed within a compact GG frame with a durable bolt-on connection for secure installation. This single-pole breaker utilizes a thermal-magnetic trip mechanism for both long-time delay and instantaneous protection functions, ensuring compliance with UL and IEC standards for safety and performance. Its 25kA interrupting rating at 277V AC and operational temperature range of -25°C to +70°C (-13°F to 158°F) make it suitable for a variety of panelboard and switchboard applications in single-phase circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 347V AC
  • Current Rating: 70A
  • Frame Size: GG Frame
  • Poles: 1
  • Connection: Bolt-On
  • Protection Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 25kA @ 277V AC
  • Phase: 1
  • Certification: UL, IEC
  • Operating Temperature: -25°C to +70°C (-13°F to 158°F)
  • Weight: 0.88 lb
  • Family: VL Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643414044
  • GTIN: 00783643414044