NSN: 5925-00-265-3147

Technical Characteristics

• Thread Pitch Diameters

  0.3503 to 0.3537 inches

• Bushing Length

  0.380 inches maximum

• Body Width

  1.875 inches maximum

• Center To Center Distance Between Terminals Parallel To Width

  0.625 inches nominal

• Pole Quantity

  3

• Mounting Facility Type And Quantity

  1 threaded bushing

• Thread Quantity Per Inch

  32

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

  300.0 ac first location

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

  300.0 ac second location

• Trip Release Characteristic

  time delay all locations

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

  115.0 all locations

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Actuator Position Designation

  at pole two

• Internal Trip Release Configuration

  relay trip third location

• Internal Trip Release Configuration

  series trip first location

• Trip Delay Time In Seconds Per Rated Continuous Current

  5.500 maximum at 200 pct all locations

• Switch Current Rating And Type In Amps

  0.5 dc

• ~1

  ent

• Special Features

  pole three dc time delay 0.090 sec to 0.600 sec at 200 pct rated continuous curr

• Frequency In Hertz

  400.0 all locations

• Body Style

  1b multipole-single actuator type

• Body Length

  1.500 inches maximum

• Case Material

  metal

• Center To Center Distance Between Terminals Parallel To Length

  0.875 inches nominal

• Switch Contact Arrangement

  single pole, double throw

• Mounting Surface To Terminal End Distance

  1.780 inches maximum

• Maximum Continuous Load Current Rating Per Pole

  2.0 amperes ac first location

• Maximum Continuous Load Current Rating Per Pole

  2.0 amperes ac second location

• Maximum Continuous Load Current Rating Per Pole

  250.0 milliamperes dc third location

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac and

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc first location

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

  500.0 dc third location

• Circuit Protection Type

  overcurrent all locations

• Trip Release Method

  magnetic-hydraulic all locations

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Auxiliary Switch Function And Quantity

  2 alarm

• Internal Trip Release Configuration

  series trip second location

• Nominal Thread Size

  0.375 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.200 minimum at 200 pct and

• Inclosure Protection Type For Which Designed

  hermetically sealed

• Switch Terminal Type

  tab, solder lug

• Switch Current Rating And Type In Amps

  0.5 ac and

• Switch Voltage Rating And Type In Volts

  120.0 ac and

• Switch Voltage Rating And Type In Volts

  50.0 dc

• Thread Series Designator

  unef

• Terminal Type And Quantity

  8 wire hook