Product Technical Spec.
Thread Pitch Diameters:
+0.3503/+0.3537 inches
Body Style:
Single pole type
Bushing Length:
Between 0.332 inches and 0.380 inches
Body Length:
1.562 inches
Center To Center Distance Between Terminals Parallel To Length:
0.906 inches
Fragility Factor:
Moderately rugged
Mounting Surface To Terminal End Distance:
1.700 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:
7.5 amperes ac single location and 7.5 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac single location and 50.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
300.0 ac single location and 500.0 dc single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic single location
Trip Release Characteristic:
Time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
115.0 single location
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole one
Internal Trip Release Configuration:
Series trip single location
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.550 at 200 pct single location and 10.000 at 200 pct single location
Inclosure Protection Type For Which Designed:
Fungus resistant and hermetically sealed
Frequency In Hertz:
400.0 single location
Test Data Document:
81349-mil-c-39019 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:
Unef
Terminal Type And Quantity:
2 wire hook
Specification Data:
81349-mil-c-39019/1 government specification
Item Name:
Tri-break Fused Circuit Breaker
Cross Referenced Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
