21651-1

Technical Characteristics

• Body Style

  12a single pole type

• Body Length

  2.500 inches nominal

• Body Width

  0.750 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  2.062 inches nominal

• Pole Quantity

  1

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

• Maximum Continuous Load Current Rating Per Pole

  150.0 milliamperes ac single location

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

  1000.0 ac single location

• Trip Release Method

  magnetic-hydraulic single location

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

  125.0

• Reset Method

  manual

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Internal Trip Release Configuration

  series trip single location

• Nominal Thread Size

  0.138 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.900 minimum at 200 pct and 1.195 maximum at 200 pct single location

• Frequency In Hertz

  50.0

• Thread Pitch Diameters

  +0.1177/+0.1214 inches

• Case Material

  plastic

• Center To Center Distance Between Terminals Parallel To Length

  1.938 inches nominal

• Fragility Factor

  moderately rugged

• Boss Height

  0.140 inches nominal

• Mounting Surface To Terminal End Distance

  2.611 inches nominal

• Arc Quenching Method

  magnetic blowout

• Mounting Facility Type And Quantity

  2 threaded hole

• Special Handling Feature

  magnetic

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac single location

• Circuit Protection Type

  overcurrent single location

• Trip Release Characteristic

  time delay single location

• Main Contact Tripping Mechanism Type

  trip free

• Actuator Position Designation

  at pole one

• Inclosure Protection Type For Which Designed

  dustproof and fungus proof

• Thread Series Designator

  unc

• Terminal Type And Quantity

  2 threaded stud