128C188H09

Technical Characteristics

• Switch Terminal Type

  tab,solder lug

• Inclosure Protection Type For Which Designed

  moisture resistant and fungus resistant

• Trip Delay Time In Seconds Per Rated Continuous Current

  28.000 minimum at 200 pct and 90.000 maximum at 200 pct

• Switch Location And Position Designation

  internal at pole three

• Internal Trip Release Configuration

  series trip

• Auxiliary Switch Function And Quantity

  1 alarm

• External Actuator Linkage Arrangement

  one,two,and three linked

• Main Contact Tripping Mechanism Type

  trip free

• Reset Method

  manual

• Trip Release Method

  magnetic-hydraulic

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac

• Maximum Continuous Load Current Rating Per Pole

  40.0 amperes ac

• Thread Quantity Per Inch

  32

• Storage Type

  general purpose warehouse

• Mounting Facility Type And Quantity

  6 threaded hole

• Arc Quenching Method

  magnetic blowout

• Pole Quantity

  3

• Mounting Surface To Terminal End Distance

  2.461 inches minimum and 2.481 inches maximum

• Fragility Factor

  moderately rugged

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.740 inches minimum and 0.760 inches maximum

• Switch Contact Arrangement

  single pole,double throw

• Case Material

  plastic

• Body Width

  2.240 inches minimum and 2.260 inches maximum

• Body Length

  2.490 inches minimum and 2.510 inches maximum

• Body Style

  multipole-multiple actuator type

• Terminal Type And Quantity

  7 threaded stud

• Thread Series Designator

  unc

• Frequency In Hertz

  400.0

• Switch Voltage Rating And Type In Volts

  250.0 ac and 50.0 dc

• Switch Current Rating And Type In Amps

  2.5 ac and 1.0 dc

• Nominal Thread Size

  0.138 inches

• Internal Trip Release Configuration

  shunt trip

• Actuator Position Designation

  at each pole

• Actuator Function

  trip-reset

• Manual Actuator Type And Quantity

  3 toggle

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

  150.0

• Trip Release Characteristic

  time delay

• Circuit Protection Type

  overcurrent

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

  1000.0 ac

• Boss Height

  0.130 inches minimum and 0.150 inches maximum

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  2.052 inches minimum and 2.072 inches maximum

• Center To Center Distance Between Terminals Parallel To Width

  0.740 inches minimum and 0.760 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  1.928 inches minimum and 1.948 inches maximum

• Thread Pitch Diameters

  p0.1177/p0.1214 inches