2638051-44

Technical Characteristics

• Fragility Factor

  moderately rugged

• Circuit Protection Type

  overcurrent all locations

• Pole Quantity

  2

• Actuator Position Designation

  at each pole

• Reset Method

  manual

• Body Width

  1.281 inches nominal

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.055 minimum at 200 pct all locations and 0.950 maximum at 200 pct all locations

• Storage Type

  general purpose warehouse

• Switch Terminal Type

  wire hook

• Center To Center Distance Between Terminals Parallel To Width

  0.625 inches nominal

• Actuator Function

  trip-reset

• Internal Trip Release Configuration

  series trip all locations

• Switch Voltage Rating And Type In Volts

  125.0 ac and 50.0 dc

• Trip Release Characteristic

  instantaneous all locations and time delay all locations

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

  500.0 dc all locations

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc all locations

• Mounting Surface To Terminal End Distance

  1.828 inches nominal

• Nominal Thread Size

  0.375 inches

• Thread Quantity Per Inch

  32

• Trip Release Method

  magnetic-hydraulic all locations

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

  125.0 all locations

• Inclosure Protection Type For Which Designed

  hermetically sealed

• Terminal Type And Quantity

  4 wire hook

• Switch Contact Arrangement

  single pole, double throw

• Body Style

  multipole-single actuator type

• Case Material

  metal

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free

• Maximum Continuous Load Current Rating Per Pole

  5.0 amperes dc all locations

• Ultimate Trip Time Per Pole In Seconds

  0.200 minimum all locations and 7.000 maximum all locations

• Center To Center Distance Between Terminals Parallel To Length

  0.906 inches nominal

• Thread Series Designator

  unef

• Bushing Length

  0.330 inches nominal

• Body Length

  1.562 inches nominal

• Switch Current Rating And Type In Amps

  1.0 ac and 0.5 dc

• Switch Location And Position Designation

  internal at pole one

• Auxiliary Switch Function And Quantity

  1 control