Technical Specifications of NSN
Body Style:
Multipole-multiple actuator type
Body Length:
Between 2.490 inches and 2.510 inches
Body Width:
Between 0.740 inches and 0.760 inches
Center To Center Distance Between Terminals Parallel To Length:
Between 1.928 inches and 1.948 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 2.052 inches and 2.072 inches
Switch Contact Arrangement:
Single pole, double throw
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width:
Between 0.740 inches and 0.760 inches
Fragility Factor:
Moderately rugged
Boss Height:
Between 0.130 inches and 0.150 inches
Mounting Surface To Terminal End Distance:
Between 2.461 inches and 2.481 inches
Arc Quenching Method:
Air
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:
54.0 amperes ac all locations
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:
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
Auxiliary Switch Function And Quantity:
1 control
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.138 inches
Switch Location And Position Designation:
Internal between pole one and two
Trip Delay Time In Seconds Per Rated Continuous Current:
2.500 at 200 pct all locations and 8.500 at 200 pct all locations
Inclosure Protection Type For Which Designed:
Fungus resistant and moisture resistant
Switch Terminal Type:
Tab, solder lug
Switch Current Rating And Type In Amps:
2.5 ac
Switch Voltage Rating And Type In Volts:
250.0 ac
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
