PCB641

Technical Characteristics

• Center To Center Distance Between Terminals Parallel To Width

  0.990 inches minimum and 1.010 inches maximum

• Frequency In Hertz

  60.0 all locations

• Inclosure Protection Type For Which Designed

  dustproof and fungus proof

• Actuator Position Designation

  between pole one and two

• Main Contact Tripping Mechanism Type

  trip free

• Arc Quenching Method

  magnetic blowout

• Mounting Facility Type And Quantity

  4 unthreaded hole and 4 threaded hole

• Nominal Thread Size

  0.164 inches

• Center To Center Distance Between Terminals Parallel To Length

  4.349 inches minimum and 4.369 inches maximum

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

  5000.0 ac all locations

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.974 inches minimum and 0.994 inches maximum

• Fragility Factor

  moderately rugged

• Special Handling Feature

  magnetic

• Circuit Protection Type

  overcurrent all locations

• Pole Quantity

  2

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  4.349 inches minimum and 4.369 inches maximum

• Thread Series Designator

  unc

• Reset Method

  manual

• Boss Height

  0.208 inches minimum and 0.228 inches maximum

• Storage Type

  general purpose warehouse

• Trip Release Characteristic

  time delay all locations

• Actuator Function

  trip-reset

• Internal Trip Release Configuration

  series trip all locations

• Maximum Continuous Load Current Rating Per Pole

  32.0 amperes ac all locations

• Body Height

  2.677 inches minimum and 2.697 inches maximum

• Thread Quantity Per Inch

  32

• Trip Release Method

  magnetic-hydraulic all locations

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

  125.0 all locations

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.200 minimum at 200 pct all locations and 0.700 maximum at 200 pct all locations

• Body Style

  multipole-single actuator type

• Terminal Type And Quantity

  4 compression

• Manual Actuator Type And Quantity

  1 toggle

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac all locations

• Body Width

  2.990 inches minimum and 3.010 inches maximum

• Body Length

  5.240 inches minimum and 5.260 inches maximum

• Unthreaded Mounting Hole Diameter

  0.190 inches nominal

• Case Material

  plastic