0731D0092-3
Circuit Breakers
CIRCUIT BREAKER
0731D0092-3
Martin Marietta Technologies Inc
CIRCUIT BREAKER
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Technical Characteristics
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Inclosure Protection Type For Which Designed
dustproof
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Body Width
4.125 inches nominal
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Switch Location And Position Designation
internal at pole one and internal at pole two
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Reset Method
manual
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Auxiliary Switch Function And Quantity
2 alarm
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Features Provided
adjustable trip release
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Operating Voltage Type And Rating Per Pole In Volts
500.0 ac all locations and 250.0 dc all locations
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Body Length
6.500 inches nominal
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Actuator Function
trip-reset
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Center To Center Distance Between Terminals Parallel To Width
1.375 inches nominal
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Center To Center Distance Between Terminals Parallel To Length
5.562 inches nominal
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Adjustable Trip Setting Current Range Per Pole In Amps
+600.0/+700.0 ac all locations
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Trip Release Method
thermal-magnetic all locations
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Unthreaded Mounting Hole Diameter
0.281 inches nominal
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Actuator Position Designation
at pole two
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Trip Release Ambient Temp Rating
50.0 deg celsius nominal all locations
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Body Style
multipole-single actuator type
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Body Height
5.125 inches nominal
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Manual Actuator Type And Quantity
1 toggle
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Boss Height
0.188 inches nominal
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Maximum Continuous Load Current Rating Per Pole
50.0 amperes ac all locations and 50.0 amperes dc all locations
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Main Contact Tripping Mechanism Type
trip free
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Mounting Facility Type And Quantity
4 unthreaded hole
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Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
115.0 all locations
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Frequency In Hertz
60.0 all locations or 400.0 all locations
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Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
10000.0 ac all locations and 10000.0 dc all locations
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Terminal Type And Quantity
6 screw
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Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
2.750 inches nominal
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Distance Between Centerlines Of Mounting Facilities Parallel To Body Length
2.625 inches nominal
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Case Material
plastic
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Trip Release Characteristic
instantaneous all locations
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Pole Quantity
3
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Circuit Protection Type
overcurrent all locations