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Cutler-Hammer EHD3040BP10 - 40A 3P Molded Case Breaker (14kA AIC)

Cutler Hammer
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The Cutler-Hammer EHD3040BP10 is a three-pole, 40-amp molded case circuit breaker designed to provide reliable overcurrent protection for three-phase industrial electrical systems operating at 480V AC. It features a thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions, housed within a compact F-frame design with a bolt-on connection for secure installation. This breaker is rated for an interrupting capacity of 14kA at 480V and is constructed to meet rigorous industrial standards for safety and performance in demanding environments such as motor control centers, panelboards, and power distribution equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Series C, EHD Type, Thermal-Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Frame Size: F Frame
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 14kA @ 480V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Trip Type: Thermal Magnetic
  • Weight: 4 lb


Product Identification
  • Manufacturer Part Number: EHD3040BP10