
littelfuse.com © 2014 Littelfuse POWR-GARD
®
Products
Rev: 020314
POWR-GARD
®
Fuse Datasheet
2 of 3
AMPERAGE
OPENING TIME (MINUTES)
100% of Amp
Rating per UL
113% of Amp
Rating per IEC
135% of Amp
Rating per UL
145% of Amp
Rating per IEC
200% of Amp
Rating per UL
200
Temperature
Stabilization
180 Min 120 Max 180 Max
10 Max
250-400 12 Max
SPXN SERIES SOLAR FUSE
Electrical Specifications
Ordering Information
AMPERAGE
VOLTAGE
INTERRUPTING
RATING
NOM COLD
RESISTANCE
(ohm)
WATTS LOSS
AT 100% RATED
CURRENT (W)
WATTS LOSS
AT 80% RATED
CURRENT (W)
WATTS LOSS
AT 70% RATED
CURRENT (W)
MELTING
I
2
t (A
2
s) 15 kA
(1500Vdc)
TOTAL CLEARING
I
2
t (A
2
s) 15 kA
(1500 Vdc)
AGENCIES
DC DC
UL* IEC* ROHS REACH
200 1500 30 kA 0.482 33.76 18.03 12.86 190791 305267 • • • •
250 1500 30 kA 0.402 42.20 22.54 16.08 297635 476217 • • • •
300 1500 30 kA 0.345 50.64 27.05 19.30 428595 685753 • • • •
315 1500 30 kA 0.329 53.17 28.40 20.27 471455 754329 • • • •
350 1500 30 kA 0.300 59.02 31.52 22.50 579890 927825 • • • •
400 1500 30 kA 0.266 67.28 35.93 25.66 759656 1215451 • • • •
*pending
Electrical Specification – Agency Requirements
SERIES AMPERAGE AMP CODE CATALOG NUMBER PACK QUANTITY ORDERING NUMBER UPC
SPXN 200 200 SPXN200 1 SPXN200.X 07945880827
SPXN 250 250 SPXN250 1 SPXN250.X 07945880828
SPXN 300 300 SPXN300 1 SPXN300.X 07945880829
SPXN 315 315 SPXN315 1 SPXN315.X 07945880830
SPXN 350 350 SPXN350 1 SPXN350.X 07945880831
SPXN 400 400 SPXN400 1 SPXN400.X 07945880832
SPECIFICATIONS SUBJECT TO CHANGE
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