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Cutler Hammer HGHB1030 - Molded Case Breaker 30A 277V

Cutler Hammer
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Cutler Hammer HGHB1030 is a 1-pole molded case circuit breaker from the Series C family, designed for overcurrent protection in industrial and commercial power distribution systems. It features a thermal magnetic trip mechanism with LI (Long Time and Instantaneous) functions, rated for 30A at 277VAC, and provides a 25kA interrupting capacity at 277V. The unit measures 2.63 inches in depth, 4 inches in height, and 1 inch in width, weighing 0.54 lb, with a feed-thru connection and an operating temperature range of -13°F to 158°F (-25°C to 70°C). This breaker complies with industry standards for single-phase applications, ensuring reliable protection against overloads and short circuits. Typical applications include branch circuit protection in panelboards, lighting panels, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Series C
  • Voltage Rating: 277V
  • Current Rating: 30A
  • Dimensions: 2.63 in x 4 in x 1 in (Depth x Height x Width)
  • Standards: UL Listed, CSA Certified
  • Applications: Branch circuit protection, lighting panels, motor control centers
  • Switch Type: Toggle
  • Configuration: 1-Pole
  • Coil Voltage Maximum: N/A
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Shipping Dimensions: 2.63 in x 4 in x 1 in
  • Phase: 1
  • Voltage: 277V
  • Amperage: 30A
  • AIC rating: 25kA@277V
  • Connection: Feed-Thru
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long Time and Instantaneous Trip
  • Frame Size: HGHB
  • Trip Type: Thermal Magnetic
  • Panel Type: N/A
  • Breaker Type: Molded Case
  • Control Voltage Minimum: N/A
  • Control Voltage Maximum: N/A
  • MCM Size: N/A
  • Metal Type: N/A
  • Panel Style: N/A
  • Bus Type: N/A
  • Fuse Class: N/A
  • Insulation Temperature: N/A
  • Inductance: N/A
  • Impedance: N/A
  • Barrels: N/A
  • Class Rating: N/A
  • Diameter: N/A
  • Velocity: N/A
  • Clip Center: N/A
  • Clas: N/A
  • Mounting: N/A
  • Hz: 50/60
  • Coil Material: N/A
  • Horse Power: N/A
  • Aux Contacts: N/A
  • CPT: N/A
  • Full Load Amps: N/A
  • Dist Voltage: N/A
  • Bucket Size: N/A
  • Bucket Style: N/A
  • Bucket Type: N/A
  • Full Load Amp Maximum: N/A
  • Full Load Amp Minimum: N/A
  • Enclosure: N/A
  • Relay Style: N/A
  • Coil Voltage Minimum: N/A
  • Wire: N/A
  • Amperage Maximum: 30A
  • Amperage Minimum: 30A
  • Nema Rating: N/A
  • Switch Style: Toggle
  • Wire Size: N/A
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: HGHB
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: N/A
  • Breaker Frame: HGHB
  • Current Rating: 30A
  • Reverse Standoff Voltage: N/A
  • Watts: N/A
  • Peak Pulse Current: N/A
  • Breakdown Voltage (MIN VBR@IT ) (V): N/A
  • Breakdown Voltage (VBR@IT) (V): N/A
  • Polarity: N/A
  • Operating Temperature Maximum Celsius: 70°C
  • Max Clamp Voltage: N/A
  • On-State Current: N/A


Product Identification
  • UPC: 7.86679E+11