Technical Specifications of NSN
Body Length:
Between 2.490 inches and 2.510 inches
Body Width:
Between 2.990 inches and 3.010 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:
Magnetic blowout
Mounting Facility Type And Quantity:
8 threaded hole
Storage Type:
General purpose warehouse
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
25.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts:
120.0 ac fourth location
Operating Voltage Type And Rating Per Pole In Volts:
250.0 ac second location
Operating Voltage Type And Rating Per Pole In Volts:
250.0 ac first location
Operating Voltage Type And Rating Per Pole In Volts:
250.0 ac third location
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 all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
150.0 all locations
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
4 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At each pole
External Actuator Linkage Arrangement:
One, two, three, and four linked
Auxiliary Switch Function And Quantity:
1 control
Internal Trip Release Configuration:
Series trip first location
Internal Trip Release Configuration:
Relay trip fourth location
Internal Trip Release Configuration:
Series trip second location
Internal Trip Release Configuration:
Series trip third location
Thread Size:
0.138 inches
Switch Location And Position Designation:
Internal at pole one
Trip Delay Time In Seconds Per Rated Continuous Current:
8.000 at 300 pct all locations and 25.000 at 300 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 and 1.0 dc
Switch Voltage Rating And Type In Volts:
250.0 ac and 50.0 dc
Frequency In Hertz:
400.0 all locations
Unpackaged Unit Weight:
14.000 ounces
Test Data Document:
18876-11152623 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Thread Series Designator:
Unc
Terminal Type And Quantity:
10 threaded stud
Item Name:
Thermal Magnetic Trip Breaker
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
