SM33-20-240-400-2

Technical Characteristics

• Test Data Document

  81349-mil-c-39019 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type

• Main Contact Tripping Mechanism Type

  trip free

• Arc Quenching Method

  magnetic blowout

• Body Length

  1.562 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.906 inches maximum

• Frequency In Hertz

  400.0 all locations

• Specification/Standard Data

  81349-mil-c-39019/3 government specification

• Thread Series Designator

  unef

• Body Width

  1.281 inches maximum

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

  300.0 ac all locations

• Actuator Position Designation

  between pole one and two

• Manual Actuator Type And Quantity

  1 toggle

• Case Material

  metal

• Body Style

  multipole-single actuator type

• Terminal Type And Quantity

  4 wire hook

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

  125.0 all locations

• Trip Release Method

  magnetic all locations

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac all locations

• Thread Quantity Per Inch

  32

• Nominal Thread Size

  0.375 inches

• Inclosure Protection Type For Which Designed

  fungus resistant and hermetically sealed

• Maximum Continuous Load Current Rating Per Pole

  20.0 amperes ac all locations

• Internal Trip Release Configuration

  series trip all locations

• Mounting Surface To Terminal End Distance

  1.828 inches maximum

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.055 minimum at 200 pct all locations and 0.950 maximum at 200 pct all locations and 0.240 maximum at 400 pct all locations

• Actuator Function

  trip-reset

• Trip Release Characteristic

  time delay all locations

• Storage Type

  general purpose warehouse

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Center To Center Distance Between Terminals Parallel To Width

  0.594 inches minimum and 0.656 inches maximum

• Reset Method

  manual

• Bushing Length

  0.332 inches minimum and 0.380 inches maximum

• Pole Quantity

  2

• Circuit Protection Type

  overcurrent all locations

• Special Handling Feature

  magnetic

• Fragility Factor

  moderately rugged

• ~1

  data on certain environmental and performanc