APL1R557-370

Technical Characteristics

• Body Style

  single pole type

• Case Material

  plastic

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  2.062 inches nominal

• Mounting Facility Type And Quantity

  2 threaded hole

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

• Switch Contact Arrangement

  single pole,double throw

• Boss Height

  0.140 inches nominal

• Mounting Surface To Terminal End Distance

  2.471 inches nominal

• Pole Quantity

  1

• Maximum Continuous Load Current Rating Per Pole

  5.0 amperes ac

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac

• Circuit Protection Type

  overcurrent

• Trip Release Method

  magnetic-hydraulic

• Trip Release Characteristic

  time delay

• Ultimate Trip Time Per Pole In Seconds

  70.000 minimum and 400.000 maximum

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Actuator Position Designation

  at pole one

• Auxiliary Switch Function And Quantity

  1 alarm

• Switch Current Rating And Type In Amps

  5.0 ac and 1.0 dc

• Switch Voltage Rating And Type In Volts

  125.0 ac and 50.0 dc

• Frequency In Hertz

  400.0

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

  1000.0 ac

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

  150.0

• Internal Trip Release Configuration

  series trip

• Nominal Thread Size

  0.138 inches

• Switch Location And Position Designation

  internal at pole one

• Trip Delay Time In Seconds Per Rated Continuous Current

  26.000 minimum at 200 pct and 80.000 maximum at 200 pct

• Inclosure Protection Type For Which Designed

  explosion resistant and fungus resistant and moisture resistant

• Switch Terminal Type

  tab,solder lug

• Thread Series Designator

  unc

• Terminal Type And Quantity

  2 threaded stud

• 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