NSN: 5925-01-279-2447

Technical Characteristics

• Iii Unpackaged Unit Weight

  2.500 pounds

• Design Control Reference

  hkb3090t

• Manufacturers Code

  89946

• Unthreaded Mounting Hole Diameter

  0.250 inches nominal

• Features Provided

  adjustable trip release

• Trip Release Method

  thermal-magnetic all locations

• Trip Release Characteristic

  instantaneous all locations

• Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent

  125.0 all locations

• Body Style

  1d rectangular dimensional envelope

• Overall Length

  3.750 inches nominal

• Overall Height

  1.500 inches nominal

• Overall Width

  2.750 inches nominal

• Iii End Item Identification

  circuit breaker kb3090

• Pole Quantity

  3

• Mounting Facility Type And Quantity

  4 unthreaded hole

• Maximum Continuous Load Current Rating Per Pole

  90.0 amperes ac all locations

• Operating Voltage Type And Rating Per Pole In Volts

  600.0 ac all locations

• Circuit Protection Type

  overcurrent all locations

• Adjustable Trip Setting Current Range Per Pole In Amps

  450.0 to 900.0 ac all locations

• Trip Release Ambient Temp Rating

  40.0 deg celsius nominal all locations

• Frequency In Hertz

  60.0 all locations

• Terminal Type And Quantity

  6 screw