AM3-A9-A8-A8-A-20-20

Technical Characteristics

• Fragility Factor

  moderately rugged

• Switch Terminal Type

  tab, solder lug

• Pole Quantity

  3

• Circuit Protection Type

  overcurrent all locations

• Switch Voltage Rating And Type In Volts

  250.0 ac

• Thread Series Designator

  unc

• Actuator Position Designation

  at each pole

• Reset Method

  manual

• Mounting Surface To Terminal End Distance

  2.461 inches minimum and 2.481 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  1.928 inches minimum and 1.948 inches maximum

• Nominal Thread Size

  0.138 inches

• Center To Center Distance Between Terminals Parallel To Width

  0.740 inches minimum and 0.760 inches maximum

• Main Contact Tripping Mechanism Type

  trip free

• Arc Quenching Method

  magnetic blowout

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  2.052 inches minimum and 2.072 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

  0.740 inches minimum and 0.760 inches maximum

• Frequency In Hertz

  50.0 all locations or 60.0 all locations

• Ultimate Trip Time Per Pole In Seconds

  10.000 minimum all locations

• Body Length

  2.490 inches minimum and 2.510 inches maximum

• Manual Actuator Type And Quantity

  3 toggle

• Boss Height

  0.130 inches minimum and 0.150 inches maximum

• Switch Location And Position Designation

  internal at pole one

• Auxiliary Switch Function And Quantity

  1 control

• Case Material

  plastic

• Terminal Type And Quantity

  6 threaded stud

• Trip Delay Time In Seconds Per Rated Continuous Current

  20.000 maximum at 200 pct all locations and 3.000 minimum at 200 pct all locations and 0.500 minimum at 400 pct all locations and 2.000 maximum at 400 pct all locations

• Storage Type

  general purpose warehouse

• Features Provided

  sliding bar interlock and high inrush protection

• Switch Current Rating And Type In Amps

  10.0 ac

• Trip Release Characteristic

  time delay all locations

• Actuator Function

  trip-reset

• External Actuator Linkage Arrangement

  one, two, and three linked

• Internal Trip Release Configuration

  series trip all locations

• Maximum Continuous Load Current Rating Per Pole

  20.0 amperes ac all locations

• Body Width

  2.240 inches minimum and 2.251 inches maximum

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac all locations

• Trip Release Method

  magnetic-hydraulic all locations

• Body Style

  multipole-multiple actuator type

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

  125.0 all locations

• Switch Contact Arrangement

  single pole, double throw

• Inclosure Protection Type For Which Designed

  fungus resistant and moisture resistant

• Mounting Facility Type And Quantity

  6 threaded hole