990C910

Circuit Breakers

CIRCUIT BREAKER

990C910

5925-00-450-5189

5925 - Circuit Breakers

Northrop Grumman Systems Corporation

CIRCUIT BREAKER

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Technical Characteristics

  • Terminal Type And Quantity

    2 threaded stud

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

    120.0 single location

  • Case Material

    plastic

  • Boss Height

    0.130 inches minimum and 0.150 inches maximum

  • Body Length

    2.490 inches minimum and 2.510 inches maximum

  • Trip Release Characteristic

    instantaneous single location

  • Thread Pitch Diameters

    +0.1177/+0.1214 inches

  • Unpackaged Unit Weight

    4.250 ounces

  • Trip Release Method

    magnetic-hydraulic single location

  • Body Style

    single pole type

  • Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

    2.052 inches minimum and 2.072 inches maximum

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

    3000.0 dc single location

  • Maximum Continuous Load Current Rating Per Pole

    50.0 amperes dc single location

  • Arc Quenching Method

    magnetic blowout

  • Main Contact Tripping Mechanism Type

    trip free

  • Nominal Thread Size

    0.138 inches

  • Internal Trip Release Configuration

    series trip single location

  • Manual Actuator Type And Quantity

    1 toggle

  • Pole Quantity

    1

  • Mounting Surface To Terminal End Distance

    2.611 inches nominal

  • Circuit Protection Type

    overcurrent single location

  • Inclosure Protection Type For Which Designed

    fungus proof and humidity resistant and moisture proof and shock resistant and vibration resistant

  • Body Width

    0.740 inches minimum and 0.760 inches maximum

  • Thread Quantity Per Inch

    32

  • Mounting Facility Type And Quantity

    2 threaded hole

  • Actuator Function

    trip-reset

  • Storage Type

    general purpose warehouse

  • Actuator Position Designation

    at pole one

  • Center To Center Distance Between Terminals Parallel To Length

    1.928 inches minimum and 1.948 inches maximum

  • Operating Voltage Type And Rating Per Pole In Volts

    28.0 dc single location

  • Reset Method

    manual

  • Thread Series Designator

    unc

  • Fragility Factor

    moderately rugged

Certified to
AS6081 Methods

Implementing Quality Procurement

A rigorous vendor selection process and vendor management system are essential to ensuring quality.
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Supplying Quality Products

We take every measure to ensure that we supply quality, authentic parts including a strict vendor selection process and rigorous product inspections..
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Providing Quality People

Our team of dedicated account managers, procurement professionals and specialized inspectors is the most valuable resource we have.
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