Technical Specifications of NSN
Body Style:
Multipole-multiple actuator type
Body Length:
2.630 inches
Body Width:
Between 2.040 inches and 2.245 inches
Center To Center Distance Between Terminals Parallel To Length:
1.810 inches
Center To Center Distance Between Terminals Parallel To Width:
0.750 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
Between 2.016 inches and 2.062 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width:
0.750 inches
Fragility Factor:
Moderately rugged
Boss Height:
0.140 inches
Mounting Surface To Terminal End Distance:
2.553 inches
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
6 threaded hole
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
1.0 amperes dc first location2.0 amperes ac second location2.0 amperes ac third location
Operating Voltage Type And Rating Per Pole In Volts:
50.0 dc first location240.0 ac second location240.0 ac third location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
2000.0 dc first location1000.0 ac second location1000.0 ac third location
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Magnetic all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
125.0 all locations
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
3 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At each pole
External Actuator Linkage Arrangement:
One, two, and three linked
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.600 at 200 pct first location and 8.000 at 200 pct first location3.000 at 200 pct second location and 20.000 at 200 pct second location3.000 at 200 pct third location and 20.000 at 200 pct third location
Inclosure Protection Type For Which Designed:
Dustproof and fungus proof
Frequency In Hertz:
60.0 second location60.0 third location
Test Data Document:
81349-mil-c-55629 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator:
Unc
Terminal Type And Quantity:
6 threaded stud
Specification Data:
81349-mil-c-55629/5 government specification
Item Name:
Breaker Assembly
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
