SN/SF Product Data

Electrical characteristics

Part IH V max V inter.max. I max R min R max
number (amps) (volts) (volts) (amps) (ohm) (ohm)
SN/SF 250-080 0.080 60 250 3 14.00 20.00
SN/SF 250-100 0.100 60 250 3 10.00 16.00
SN/SF 250-110 0.110 60 250 3 8.00 14.00
SN/SF 250-120 0.120 60 250 3 6.00 12.00
SN/SF 250-130 0.130 60 250 3 4.00 10.00
SN/SF 250-145 0.145 60 250 3 3.00 8.00
SN/SF 250-160 0.160 60 250 3 2.00 6.00
SN/SF 250-180 0.180 60 250 10 0.80 2.00
SN/SF 600-150 0.150 60 600 3 6.00 12.00
SF 600-160 0.160 60 600 3 4.00 10.00
SF350 0.350 60 90 20 0.50 1.20

IH = Hold current-maximum current at which the device will not trip at 20 still air.
Vmax = Maximum voltage device can withstand without damage at rated current.
Imax = Maximum fault current can without damage at rated voltage.
Environmental Characteristics
Operating/Storage Temperature...-40 to 85
Maximum Device Surface Temperature
In Tripped State. 125
Passive Aging...+70, 1000hours. 10% typical resistance change
Humidity Aging...+85, 85%R. H. 7 days...10% typical resistance change
Thermal Shock MIL-STD-202F, Methiod 107G, 15% typical resistance change
-125to-40, 10times
Mechanical Shock...MIL- STD-202F, Methiod 213, No resistance change
Condition 1(100g, 6 seconds)
Solvent Resistance. MIL- STD-202F, Methiod 215B...No change
Vibration MIL- STD-883C, Methiod 2007. 1, ...No change
Condition A
Test Procedures And Requirements
Test Test Conditions Accept/Reject Criteria
Resistance In still air @ 20c...Rmin< R< Rmax
Time to Trip 5 times Ihold, Vmax, 20...T<max. Time to trip(seconds)
Hold Current...30 min. At Ihold...No trip
Trip Cycle Life(SN, SF250Series)...250V, Imax, 100 cycles(6s on, 120soff)No arcing or buring
(SN, SF600Series)...600V, Imax, 10 cycles(6s on, 120soff) No arcing or buring
Trip Endurance Vmax, 3 hours No arcing or buring