Technical Specifications of NSN
Thread Pitch Diameters:
+0.1177/+0.1214 inches
Body Style:
Multipole-multiple actuator type
Body Length:
2.530 inches
Center To Center Distance Between Terminals Parallel To Length:
Between 1.924 inches and 1.952 inches
Center To Center Distance Between Terminals Parallel To Width:
Between 0.740 inches and 0.760 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length:
Between 2.050 inches and 2.070 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width:
Between 0.740 inches and 0.760 inches
Fragility Factor:
Moderately rugged
Boss Height:
0.155 inches
Mounting Surface To Terminal End Distance:
Between 2.415 inches and 2.535 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:
25.0 amperes ac second location
Maximum Continuous Load Current Rating Per Pole:
25.0 amperes ac third location
Maximum Continuous Load Current Rating Per Pole:
5.0 amperes ac first location
Operating Voltage Type And Rating Per Pole In Volts:
250.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
1000.0 ac all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Magnetic-hydraulic all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
115.0 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:
20.000 at 200 pct first location and 80.000 at 200 pct first location
Trip Delay Time In Seconds Per Rated Continuous Current:
0.200 at 200 pct second location and 0.800 at 200 pct second location
Trip Delay Time In Seconds Per Rated Continuous Current:
0.200 at 200 pct third location and 0.800 at 200 pct third location
Inclosure Protection Type For Which Designed:
Dustproof and fungus proof
Frequency In Hertz:
400.0 all locations
Thread Series Designator:
Unc
Terminal Type And Quantity:
6 threaded stud
Item Name:
Tri-break Fused Circuit Breaker
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
