SM3-0.25-240-60-2

Technical Characteristics

• Bushing Length

  0.375 inches nominal

• Body Width

  0.598 inches nominal

• Mounting Surface To Terminal End Distance

  1.555 inches nominal

• Pole Quantity

  1

• Arc Quenching Method

  magnetic blowout

• Maximum Continuous Load Current Rating Per Pole

  250.0 milliamperes ac

• Circuit Protection Type

  overcurrent

• Trip Release Method

  magnetic-hydraulic

• Trip Release Characteristic

  time delay

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

  125.0

• Ultimate Trip Time Per Pole In Seconds

  0.650 minimum and 4.000 maximum

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Actuator Position Designation

  at pole one

• Frequency In Hertz

  60.0

• Unpackaged Unit Weight

  2.100 ounces

• Terminal Type And Quantity

  2 wire hook

• Body Length

  1.479 inches nominal

• Case Material

  metal

• Center To Center Distance Between Terminals Parallel To Length

  0.875 inches nominal

• Mounting Facility Type And Quantity

  1 threaded bushing

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

• Operating Voltage Type And Rating Per Pole In Volts

  240.0 ac

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

  300.0 ac

• Internal Trip Release Configuration

  series trip

• Nominal Thread Size

  0.375 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.100 minimum at 200 pct and 0.550 maximum at 200 pct

• Inclosure Protection Type For Which Designed

  explosion resistant and fungus resistant and hermetically sealed

• Test Data Document

  84955-ks10404 drawing

• Thread Series Designator

  unef