ET4744

Technical Characteristics

• Body Length

  10.000 inches nominal

• Body Height

  3.938 inches nominal

• Case Material

  plastic

• Center To Center Distance Between Terminals Parallel To Width

  1.500 inches nominal

• Unthreaded Mounting Hole Diameter

  0.203 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  8.625 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  1.500 inches nominal

• Mounting Facility Type And Quantity

  4 unthreaded hole

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  20

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

  140.0

• Nominal Thread Size

  0.250 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  300.000 nominal at 150 pct and 110.000 nominal at 200 pct and 40.000 nominal at 300 pct

• Body Style

  multipole-single actuator type

• Body Width

  4.500 inches nominal

• Center To Center Distance Between Terminals Parallel To Length

  8.625 inches nominal

• Boss Height

  0.250 inches nominal

• Pole Quantity

  3

• Maximum Continuous Load Current Rating Per Pole

  150.0 amperes ac

• Operating Voltage Type And Rating Per Pole In Volts

  600.0 ac

• Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps

  15000.0 ac

• Circuit Protection Type

  overcurrent

• Terminal Type And Quantity

  6 compression

• Frequency In Hertz

  60.0

• Trip Release Ambient Temp Rating

  40.0 deg celsius nominal

• Internal Trip Release Configuration

  relay trip

• Actuator Position Designation

  at pole two

• Actuator Function

  trip-reset

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free

• Reset Method

  manual

• Trip Release Characteristic

  instantaneous and time delay

• Trip Release Method

  thermal-magnetic

• Thread Series Designator

  unc

• Inclosure Protection Type For Which Designed

  general purpose