APG-66-784-1

Technical Characteristics

• Fragility Factor

  moderately rugged

• Center To Center Distance Between Terminals Parallel To Width

  0.750 inches nominal

• Special Handling Feature

  magnetic

• Circuit Protection Type

  overcurrent all locations

• Pole Quantity

  2

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  1.660 inches nominal

• Unpackaged Unit Weight

  4.400 ounces

• Thread Series Designator

  unc

• Reset Method

  manual

• Storage Type

  general purpose warehouse

• Trip Release Characteristic

  time delay all locations

• Actuator Function

  trip-reset

• Body Length

  2.000 inches nominal

• Internal Trip Release Configuration

  series trip all locations

• Terminal Type And Quantity

  4 tab w/screw

• Mounting Facility Type And Quantity

  4 threaded hole

• Mounting Surface To Terminal End Distance

  2.032 inches maximum

• Thread Quantity Per Inch

  32

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

  1500.0 dc all locations

• Trip Release Method

  magnetic-hydraulic all locations

• Actuator Position Designation

  at pole two

• Maximum Continuous Load Current Rating Per Pole

  50.0 amperes dc all locations

• Body Style

  multipole-single actuator type

• Manual Actuator Type And Quantity

  1 toggle

• Nominal Thread Size

  0.138 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.004 minimum at 400 pct all locations and 0.200 maximum at 400 pct all locations

• Main Contact Tripping Mechanism Type

  trip free

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

  115.0 all locations

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.750 inches nominal

• Arc Quenching Method

  magnetic blowout

• Center To Center Distance Between Terminals Parallel To Length

  1.530 inches nominal

• Body Width

  1.515 inches maximum

• Thread Pitch Diameters

  +0.1177/+0.1214 inches

• Operating Voltage Type And Rating Per Pole In Volts

  28.0 dc all locations

• Inclosure Protection Type For Which Designed

  hermetically sealed and shock resistant and vibration resistant

• Case Material

  plastic

• Boss Height

  0.130 inches nominal