NSN: 5925-01-201-7423

Technical Characteristics

• Frequency In Hertz

  60.0 all locations

• Frequency In Hertz

  50.0 or

• Switch Current Rating And Type In Amps

  0.5 dc

• Switch Terminal Type

  pin

• Inclosure Protection Type For Which Designed

  vibration resistant

• Inclosure Protection Type For Which Designed

  shock resistant and

• Inclosure Protection Type For Which Designed

  hermetically sealed and

• Switch Location And Position Designation

  internal at pole two

• Nominal Thread Size

  0.375 inches

• Internal Trip Release Configuration

  series trip all locations

• Auxiliary Switch Function And Quantity

  1 alarm

• Actuator Position Designation

  at pole two

• Actuator Function

  trip-reset

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free

• Trip Release Characteristic

  time delay all locations

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac all locations

• Maximum Continuous Load Current Rating Per Pole

  20.0 amperes ac all locations

• Thread Quantity Per Inch

  32

• Iii Special Handling Feature

  magnetic

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Pole Quantity

  3

• Iii Fragility Factor

  moderately rugged

• Switch Contact Arrangement

  single pole, double throw

• Iii Nonturn Device Diameter

  0.140 inches nominal

• Iii Nonturn Device Radius

  0.625 inches nominal

• Body Width

  1.875 inches maximum

• Body Length

  1.562 inches maximum

• Bushing Length

  0.380 inches maximum

• Body Style

  1b multipole-single actuator type

• Thread Pitch Diameters

  0.3503 to 0.3537 inches

• Reset Method

  manual

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

  125.0 all locations

• Trip Release Method

  magnetic all locations

• Circuit Protection Type

  overcurrent all locations

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

  1000.0 dc all locations

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

  1000.0 ac and

• Iii Storage Type

  general purpose warehouse

• Iii Arc Quenching Method

  magnetic blowout

• Mounting Surface To Terminal End Distance

  1.780 inches maximum

• Iii Nonturn Device Length

  0.130 inches nominal

• Iii Nonturn Device Location

  at 9 oclock

• Iii Nonturn Device Location

  at 3 oclock and

• Center To Center Distance Between Terminals Parallel To Width

  0.625 inches nominal

• Center To Center Distance Between Terminals Parallel To Length

  0.890 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.860 inches minimum and

• Case Material

  metal

• Terminal Type And Quantity

  6 screw

• Thread Series Designator

  unef

• Iii Unpackaged Unit Weight

  5.400 ounces

• Switch Voltage Rating And Type In Volts

  50.0 dc

• Switch Voltage Rating And Type In Volts

  120.0 ac and

• Switch Current Rating And Type In Amps

  0.5 ac and

• Trip Delay Time In Seconds Per Rated Continuous Current

  8.000 maximum at 200 pct all locations

• Trip Delay Time In Seconds Per Rated Continuous Current

  1.000 minimum at 200 pct and