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Cutler Hammer EH1090 - 90A Molded Case Circuit Breaker (277V)

Cutler Hammer
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Cutler Hammer EH1090 is a single-pole molded case circuit breaker from the EH Series, designed for overcurrent protection in low-voltage electrical distribution systems. It is rated for 90 amps at 277 volts and utilizes a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions to safeguard branch circuits. The unit features a bolt-on connection, weighs 2 lb, and is built for standard mounting in compatible panels. It complies with industry standards for molded case breakers and carries an interrupting capacity of 14 kA at 277V. This breaker is suitable for commercial and industrial applications requiring reliable circuit protection in single-phase systems.

Key Features & Specifications
  • Manufacturer: Cutler Hammer
  • Model: EH1090
  • Type: Molded Case
  • Family: EH Series
  • Poles: 1
  • Current Rating: 90A
  • Voltage Rating: 277V
  • Phase: 1
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • AIC Rating: 14kA@277V
  • Weight: 2 lb
  • Frame: 100A
  • Mounting Type: Standard