SM333-7.5-250-60-2

Technical Characteristics

• Body Width

  1.875 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.875 inches nominal

• Center To Center Distance Between Terminals Parallel To Width

  0.625 inches nominal

• Pole Quantity

  3

• Arc Quenching Method

  magnetic blowout

• Mounting Facility Type And Quantity

  1 threaded bushing

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

• Trip Release Method

  magnetic-hydraulic

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

  125.0

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Actuator Position Designation

  at pole two

• Internal Trip Release Configuration

  series trip

• Nominal Thread Size

  0.375 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.800 minimum at 200 pct and 4.000 maximum at 200 pct

• Frequency In Hertz

  60.0

• Unpackaged Unit Weight

  4.500 ounces

• Terminal Type And Quantity

  6 wire hook

• Body Length

  1.500 inches maximum

• Bushing Length

  0.375 inches maximum

• Case Material

  metal

• Mounting Surface To Terminal End Distance

  1.780 inches maximum

• Maximum Continuous Load Current Rating Per Pole

  7.5 amperes ac

• Operating Voltage Type And Rating Per Pole In Volts

  250.0 ac

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

  300.0 ac

• Circuit Protection Type

  overcurrent

• Trip Release Characteristic

  time delay

• Ultimate Trip Time Per Pole In Seconds

  8.000 minimum and 18.500 maximum

• Reset Method

  manual

• Inclosure Protection Type For Which Designed

  fungus resistant and moisture resistant and hermetically sealed

• Thread Series Designator

  unef