Littelfuse FKS Series - Manual

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FKS ATO ® STYLE BLADE FUSE RATED 32V
Description
The FKS-32 is an ATO ® style blade fuse rated at 32V, featuring a
three part construction with copper contacts for excellent reliability
in harsh environment conditions and low voltage drop. Current
ratings 1A thru 40A. With see-through cover for easy detection of
blown fuses.
Specifications
Interrupting Rating: 1000 A @32 VDC
Insulating Body: Out of thermoplastic (UL 94-V0, heat-resistant)
Cover: Out of thermoplastic (V0, transparent),
Visible melting-element
Shunt: red, not transparent
Terminals: Blade contacts
Copper alloy, gal. Sn plated
Edge-protected
Complies with: ISO 8820-3:2002(E)
UL 248 Supplemental Fuses
cULus Recognized: File No. E10480
Ordering Information
Part Number Package Size
164.6185.xxx2 2000
162.6185.xxx2 2000
162.6185.xxx6 100
* Not mentioned in the standards
Corresponding holder see Section “Fuse Holders.”
Ratings
Part Number Current Rating Housing Color
Typ. Voltage Drop
Littelfuse max.
Cold Resistance I 2 t
162.6185.410_ 1 A* 150 mV 108 mΩ 2.00 A²s
162.6185.420_ 2 A* 130 mV 47.2 mΩ 8.00 A²s
162.6185.430_ 3 A 140 mV 30.5 mΩ 15.0 A²s
162.6185.440_ 4 A 120 mV 22.5 mΩ 25.0 A²s
164.6185.450_ 5 A 145 mV 16.5 mΩ 35.0 A²s
164.6185.475_ 7.5 A 115 mV 11.5 mΩ 60.0 A²s
164.6185.510_ 10 A 95 mV 6.80 mΩ 110 A²s
164.6185.515_ 15 A 90 mV 4.50 mΩ 250 A²s
164.6185.520_ 20 A 90 mV 3.40 mΩ 648 A²s
164.6185.525_ 25 A 80 mV 2.50 mΩ 600 A²s
164.6185.530_ 30 A 80 mV 1.85 mΩ 1,070 A²s
162.6185.535_ 35 A 75 mV 1.50 mΩ 1,600 A²s
162.6185.540_ 40 A 100 mV 1.35 mΩ 2,000 A²s
160.6185.000_ Shunt* 42 mV 0.73 mΩ 9,000 A²s
Time-Current Characteristics
% of Rating Opening Time Min / Max (s)
110 360,000 s / –
135 0.750 s / 1,800 s
200 0.150 s / 5 s
350 0.040 s / 0.500 s
600 0.020 s / 0.100 s
Blade Fuses