NLB5-50A1

Technical Characteristics

• Actuator Function

  trip-reset

• Case Material

  plastic

• Center To Center Distance Between Terminals Parallel To Width

  1.125 inches nominal

• Maximum Continuous Load Current Rating Per Pole

  50.0 amperes ac and 50.0 amperes dc all locations

• Operating Voltage Type And Rating Per Pole In Volts

  125.0 ac and 125.0 dc all locations

• Trip Delay Time In Seconds Per Rated Continuous Current

  10.000 minimum at 200 pct and 210.000 maximum at 200 pct all locations

• Trip Release Ambient Temp Rating

  50.0 deg celsius nominal all locations

• Definitive Government Spec/Std Reference

  nlb5-50a1

• Test Data Document

  81349-mil-c-17588 specification

• Terminal Type And Quantity

  6 screw

• Body Width

  3.344 inches nominal

• Body Height

  3.375 inches nominal

• Manual Actuator Type And Quantity

  1 toggle

• Trip Release Characteristic

  time delay all locations

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

  138.0 all locations

• Reset Method

  manual

• Main Contact Tripping Mechanism Type

  trip free

• Body Style

  12b multipole-single actuator type

• Body Length

  4.125 inches nominal

• Center To Center Distance Between Terminals Parallel To Length

  2.625 inches nominal

• Unthreaded Mounting Hole Diameter

  0.250 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  0.625 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  1.125 inches nominal

• Boss Height

  0.125 inches nominal

• Pole Quantity

  3

• Mounting Facility Type And Quantity

  2 unthreaded hole

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

  5000.0 ac and 5000.0 dc all locations

• Circuit Protection Type

  overcurrent all locations

• Trip Release Method

  thermal-magnetic all locations

• Actuator Position Designation

  at pole two

• Frequency In Hertz

  60.0 all locations

• Manufacturers Code

  81349

• Non-Definitive Government Spec/Std Reference

  milc17588