Technical Specifications of NSN
Thread Pitch Diameters:
+0.3503/+0.3537 inches
Body Style:
Multipole-single actuator type
Bushing Length:
0.380 inches
Body Length:
1.562 inches
Center To Center Distance Between Terminals Parallel To Length:
0.875 inches
Center To Center Distance Between Terminals Parallel To Width:
0.625 inches
Fragility Factor:
Moderately rugged
Mounting Surface To Terminal End Distance:
1.780 inches
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
1 threaded bushing w/panel seal
Storage Type:
General purpose warehouse
Special Handling Feature:
Magnetic
Thready Qty Per Inch (tpi):
32
Maximum Continuous Load Current Rating Per Pole:
1.75 amperes ac second location
Maximum Continuous Load Current Rating Per Pole:
1.75 amperes ac third location
Maximum Continuous Load Current Rating Per Pole:
500.0 milliamperes dc first location
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac second location
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac third location
Operating Voltage Type And Rating Per Pole In Volts:
50.0 dc first location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
300.0 ac third location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
300.0 ac second location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
500.0 dc first location
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:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole two
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.600 at 200 pct first location and 6.000 at 200 pct first location
Trip Delay Time In Seconds Per Rated Continuous Current:
1.150 at 200 pct second location and 7.000 at 200 pct second location
Trip Delay Time In Seconds Per Rated Continuous Current:
1.150 at 200 pct third location and 7.000 at 200 pct third location
Inclosure Protection Type For Which Designed:
Hermetically sealed and shock resistant and vibration resistant
Frequency In Hertz:
50.0 second location or 60.0 second location
Frequency In Hertz:
50.0 third location or 60.0 third location
Thread Series Designator:
Unef
Terminal Type And Quantity:
6 wire hook
Item Name:
Magnetic Circuit Protector
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