77-101-18

Technical Characteristics

• Thread Pitch Diameters

  0.3503 to 0.3537 inches

• Body Style

  2a single pole type

• Body Length

  1.562 inches maximum

• Center To Center Distance Between Terminals Parallel To Length

  0.594 inches minimum and 0.656 inches maximum

• Fragility Factor

  moderately rugged

• Pole Quantity

  1

• Storage Type

  general purpose warehouse

• Thread Quantity Per Inch

  32

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

  500.0 ac single location and 300.0 dc

• Circuit Protection Type

  overcurrent single location

• Trip Release Method

  magnetic-hydraulic single location

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Nominal Thread Size

  0.375 inches

• Unpackaged Unit Weight

  2.100 ounces

• Precious Material

  silver

• Terminal Type And Quantity

  2 wire hook

• Bushing Length

  0.370 inches minimum and 0.380 inches maximum

• Body Width

  0.625 inches maximum

• Case Material

  metal

• Mounting Surface To Terminal End Distance

  1.656 inches maximum

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Special Handling Feature

  magnetic

• Maximum Continuous Load Current Rating Per Pole

  250.0 milliamperes ac single location and 250.0 milliamperes dc

• Operating Voltage Type And Rating Per Pole In Volts

  120.0 ac single location and 50.0 dc

• Trip Release Characteristic

  time delay single location

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

  115.0 single location

• Actuator Position Designation

  at pole one

• Internal Trip Release Configuration

  series trip single location

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.100 minimum at 200 pct single location and 0.600 maximum at 200 pct

• Inclosure Protection Type For Which Designed

  fungus resistant and hermetically sealed and moisture resistant

• Frequency In Hertz

  60.0 single location

• Precious Material And Location

  contact surfaces silver

• Thread Series Designator

  unef