APL1R-778-27

Technical Characteristics

• Case Material

  plastic

• Mounting Surface To Terminal End Distance

  2.997 inches nominal

• Pole Quantity

  1

• Mounting Facility Type And Quantity

  2 threaded hole

• Thread Quantity Per Inch

  32

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc

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

  4000.0 dc

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

  150.0

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Internal Trip Release Configuration

  series trip

• Nominal Thread Size

  0.138 inches

• Inclosure Protection Type For Which Designed

  explosion resistant and fungus resistant and moisture resistant

• Switch Terminal Type

  turret

• Switch Voltage Rating And Type In Volts

  125.0 ac and 50.0 dc

• Thread Series Designator

  unc

• Body Length

  2.500 inches nominal

• Body Width

  0.750 inches nominal

• Center To Center Distance Between Terminals Parallel To Length

  1.938 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  2.062 inches nominal

• Switch Contact Arrangement

  single pole,double throw

• Boss Height

  0.140 inches nominal

• Maximum Continuous Load Current Rating Per Pole

  25.0 amperes dc

• Circuit Protection Type

  overcurrent

• Trip Release Method

  magnetic-hydraulic

• Trip Release Characteristic

  time delay

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Actuator Position Designation

  at pole one

• Auxiliary Switch Function And Quantity

  1 alarm

• Switch Location And Position Designation

  external at pole one

• Trip Delay Time In Seconds Per Rated Continuous Current

  2.000 minimum at 200 pct and 10.000 maximum at 200 pct

• Switch Current Rating And Type In Amps

  5.0 ac and 1.0 dc

• Terminal Type And Quantity

  2 threaded stud