M55629/20NL

Technical Characteristics

• Body Style

  2a single pole type

• Bushing Length

  0.594 inches minimum and 0.656 inches maximum

• Body Length

  1.969 inches minimum and 2.031 inches maximum

• Body Width

  0.735 inches minimum and 0.765 inches maximum

• Nonturn Device Radius

  0.610 inches minimum and 0.640 inches maximum

• Nonturn Device Length

  0.115 inches minimum and 0.145 inches maximum

• Switch Contact Arrangement

  single pole, double throw

• Mounting Surface To Terminal End Distance

  2.232 inches maximum

• Pole Quantity

  1

• Arc Quenching Method

  magnetic blowout

• Thread Quantity Per Inch

  32

• Maximum Continuous Load Current Rating Per Pole

  10.0 amperes dc single location

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

  2000.0 dc single location

• Circuit Protection Type

  overcurrent single location

• Main Contact Tripping Mechanism Type

  trip free

• Manual Actuator Type And Quantity

  1 toggle

• Actuator Function

  trip-reset

• Auxiliary Switch Function And Quantity

  1 alarm

• Trip Delay Time In Seconds Per Rated Continuous Current

  0.130 minimum at 200 pct single location and 1.500 maximum at 200 pct

• Switch Current Rating And Type In Amps

  10.0 ac and 1.0 dc

• Test Data Document

  81349-mil-c-55629 specification

• Thread Series Designator

  un

• Specification/Standard Data

  81349-mil-c-55629/20 government specification

• Case Material

  metal

• Center To Center Distance Between Terminals Parallel To Length

  1.499 inches minimum and 1.561 inches maximum

• Nonturn Device Location

  at 12 oclock

• Mounting Facility Type And Quantity

  1 threaded bushing w/panel seal

• Features Provided

  high inrush protection

• Operating Voltage Type And Rating Per Pole In Volts

  50.0 dc single location

• Trip Release Method

  magnetic single location

• Trip Release Characteristic

  time delay single location

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

  125.0 single location

• Reset Method

  manual

• Actuator Position Designation

  at pole one

• Internal Trip Release Configuration

  series trip single location

• Nominal Thread Size

  0.500 inches

• Switch Location And Position Designation

  internal at pole one

• Inclosure Protection Type For Which Designed

  hermetically sealed

• Switch Terminal Type

  tab, solder lug

• Switch Voltage Rating And Type In Volts

  250.0 ac and 50.0 dc

• Terminal Type And Quantity

  2 tab w/screw