SM3-5-88

Technical Characteristics

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

  500.0 dc single location

• Manual Actuator Type And Quantity

  1 toggle

• Case Material

  metal

• Pole Quantity

  1

• Mounting Facility Type And Quantity

  1 threaded bushing

• Circuit Protection Type

  overcurrent single location

• Overall Width

  1.500 inches nominal

• Thread Quantity Per Inch

  32

• Nominal Thread Size

  0.375 inches

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.300 nominal at 125 pct single location and 0.060 nominal at 200 pct single location

• Precious Material

  silver

• Reset Method

  manual

• Trip Release Method

  magnetic single location

• Actuator Function

  reset

• Overall Length

  2.600 inches nominal

• Maximum Continuous Load Current Rating Per Pole

  5.0 amperes dc single location

• Trip Release Characteristic

  instantaneous single location and time delay single location

• Thread Series Designator

  unef

• Overall Height

  0.625 inches nominal

• Inclosure Protection Type For Which Designed

  dustproof and explosion proof

• Terminal Type And Quantity

  2 tab, solder lug

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc single location

• Arc Quenching Method

  magnetic blowout

• Main Contact Tripping Mechanism Type

  trip free

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

  125.0 single location