2131850-16

Technical Characteristics

• Terminal Type And Quantity

  6 wire hook

• Thread Series Designator

  unef

• Trip Delay Time In Seconds Per Rated Continuous Current

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

• Nominal Thread Size

  0.375 inches

• Actuator Position Designation

  at pole two

• Manual Actuator Type And Quantity

  1 toggle

• Main Contact Tripping Mechanism Type

  trip free

• Reset Method

  manual

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

  115.0 all locations

• Trip Release Characteristic

  time delay all locations

• Circuit Protection Type

  overcurrent 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

• Maximum Continuous Load Current Rating Per Pole

  3.0 amperes dc first location

• Maximum Continuous Load Current Rating Per Pole

  2.0 amperes dc third location

• Maximum Continuous Load Current Rating Per Pole

  1.5 amperes dc second location

• Thread Quantity Per Inch

  32

• Storage Type

  general purpose warehouse

• Arc Quenching Method

  magnetic blowout

• Mounting Surface To Terminal End Distance

  1.780 inches maximum

• Fragility Factor

  moderately rugged

• Nonturn Device Length

  0.140 inches nominal

• Nonturn Device Location

  at 3 oclock and at 9 oclock

• Center To Center Distance Between Terminals Parallel To Width

  0.620 inches minimum and 0.630 inches maximum

• Case Material

  metal

• Body Width

  1.875 inches maximum

• Body Length

  1.500 inches maximum

• Thread Pitch Diameters

  0.3547 to 0.3591 inches

• Inclosure Protection Type For Which Designed

  hermetically sealed

• Internal Trip Release Configuration

  series trip all locations

• Actuator Function

  trip-reset

• Trip Release Method

  magnetic all locations

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Pole Quantity

  3

• Nonturn Device Diameter

  0.250 inches nominal

• Nonturn Device Radius

  0.625 inches nominal

• Center To Center Distance Between Terminals Parallel To Length

  0.870 inches minimum and 0.880 inches maximum

• Bushing Length

  0.380 inches maximum

• Body Style

  1b multipole-single actuator type