SM3-750MA1-58

Technical Characteristics

• Actuator Position Designation

  at pole one

• Internal Trip Release Configuration

  series trip

• Bushing Length

  0.280 inches minimum and 0.380 inches maximum

• Body Length

  1.750 inches maximum

• Case Material

  metal

• Mounting Surface To Terminal End Distance

  1.700 inches maximum

• Storage Type

  general purpose warehouse

• Maximum Continuous Load Current Rating Per Pole

  750.0 milliamperes dc

• Circuit Protection Type

  overcurrent

• Trip Release Method

  magnetic

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

  100.0

• Main Contact Tripping Mechanism Type

  trip free

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.050 minimum at 200 pct and 0.950 maximum at 200 pct

• Inclosure Protection Type For Which Designed

  hermetically sealed

• Test Data Document

  84955-ks10404 drawing

• Thread Series Designator

  unef

• Body Width

  0.625 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  1.250 inches maximum

• Pole Quantity

  1

• Mounting Facility Type And Quantity

  1 threaded bushing

• Thread Quantity Per Inch

  32

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc

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

  500.0 dc

• Trip Release Characteristic

  time delay

• Reset Method

  manual

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Nominal Thread Size

  0.375 inches

• Terminal Type And Quantity

  2 wire hook