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Siemens HGB3B040B - Molded Case Breaker 40A 600V 3P (100kA AIC)

Siemens
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Siemens HGB3B040B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 40A current rating and a 600V voltage rating, housed in a compact, bolt-on configuration measuring 2.961" x 2.87" x 4.1004" and weighing 2.756 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection, is certified to UL, CSA, IEC, and NOM standards, and operates within a temperature range of -25°C to 70°C. Its 100kA interrupting rating at 240V and compatibility with copper or aluminum wire from AWS size 8 to 1/0 make it suitable for industrial power distribution, panelboards, and motor control applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: 2.961" H x 2.87" W x 4.1004" D (75.2mm x 72.9mm x 104.2mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial Power Distribution, Panelboards, Motor Control Centers
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Amperage: 40A
  • AIC Rating: 100kA @ 240V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI) Trip
  • Wire Size: AWS 8 to AWS 1/0, CU/AL
  • Certification: UL, CSA, IEC, NOM
  • Temp Rating: -25°C to +70°C (-13°F to 158°F)
  • Mounting: Panel Mount
  • Hz: 50/60 Hz
  • Family: VL Series
  • Country of Origin: Mexico
  • Weight: 2.756 lb (1.25 kg)


Product Identification
  • UPC: 887621219819
  • GTIN: 00887621219819