510B151R

Technical Characteristics

• Thread Series Designator

  unef

• Switch Voltage Rating And Type In Volts

  120.0 ac and 50.0 dc

• Inclosure Protection Type For Which Designed

  hermetically sealed and shock resistant and vibration resistant

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.800 minimum at 200 pct and 8.000 maximum at 200 pct

• Nominal Thread Size

  0.375 inches

• Internal Trip Release Configuration

  series trip

• Actuator Position Designation

  at pole one

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free

• Trip Release Method

  magnetic

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

  1000.0 ac

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac

• Terminal Type And Quantity

  2 wire hook

• Unpackaged Unit Weight

  1.800 ounces

• Frequency In Hertz

  60.0

• Switch Current Rating And Type In Amps

  0.5 ac and 0.5 dc

• Switch Terminal Type

  pin

• Switch Location And Position Designation

  internal at pole one

• Auxiliary Switch Function And Quantity

  1 alarm

• Actuator Function

  trip-reset

• Reset Method

  manual

• Maximum Continuous Load Current Rating Per Pole

  150.0 milliamperes ac

• Thread Quantity Per Inch

  32

• Storage Type

  general purpose warehouse

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Arc Quenching Method

  magnetic blowout

• Pole Quantity

  1

• Fragility Factor

  moderately rugged

• Case Material

  metal

• Body Width

  0.625 inches maximum

• Body Length

  1.562 inches maximum

• Bushing Length

  0.380 inches maximum

• Thread Pitch Diameters

  p0.3503/p0.3537 inches

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

  115.0

• Trip Release Characteristic

  time delay

• Circuit Protection Type

  overcurrent

• Special Handling Feature

  magnetic

• Mounting Surface To Terminal End Distance

  1.605 inches maximum

• Switch Contact Arrangement

  single pole,double throw

• Center To Center Distance Between Terminals Parallel To Length

  0.844 inches minimum and 0.906 inches maximum