NSN: 5925-01-513-4475

Technical Characteristics

• Case Material

  plastic

• Auxiliary Switch Function And Quantity

  1 control

• Switch Location And Position Designation

  internal at pole one

• Operating Voltage Type And Rating Per Pole In Volts

  690.0 ac all locations

• Center To Center Distance Between Terminals Parallel To Width

  34.930 inches nominal

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

  18000.0 ac all locations

• Boss Height

  4.170 inches nominal

• Frequency In Hertz

  50.0 all locations or 60.0 all locations

• Body Width

  70.670 inches nominal

• Nominal Thread Size

  0.164 inches

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  114.300 inches nominal

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Body Style

  multipole-single actuator type

• Trip Release Ambient Temp Rating

  50.0 deg celsius nominal all locations

• Switch Contact Arrangement

  single pole, double throw

• Switch Current Rating And Type In Amps

  6.0 ac

• Actuator Position Designation

  at pole two

• Trip Release Method

  thermal-magnetic all locations

• Mounting Facility Type And Quantity

  4 threaded hole

• Body Height

  85.730 inches nominal

• Maximum Continuous Load Current Rating Per Pole

  32.0 amperes ac all locations

• Center To Center Distance Between Terminals Parallel To Length

  119.080 inches nominal

• Switch Terminal Type

  wire lead

• External Actuator Linkage Arrangement

  one, two, and three linked

• Actuator Function

  trip-reset

• Body Length

  152.400 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  34.930 inches nominal

• End Item Identification

  load ctr 28b ddg91

• Ultimate Trip Time Per Pole In Seconds

  4.000 minimum all locations and 20.000 maximum all locations

• Reset Method

  manual

• Thread Series Designator

  unc

• Circuit Protection Type

  overcurrent all locations

• Pole Quantity

  3

• Trip Release Characteristic

  instantaneous all locations

• Special Features

  fixed thermal/magnetic trip; w/o terminals

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

  200.0 all locations