Blade Fuses FK3 MAXI Style Blade Fuse Rated 80V Specifications

Blade Fuses FK3 MAXI Style Blade Fuse Rated 80V Specifications
Blade Fuses
FK3 MAXI™ Style Blade Fuse Rated 80V
Specifications
UL 248 Special Purpose Fuses
cULus Recognized: File No. E211637\
Insulating body:
Cover:
Terminals:
Packaging:
Series
Serien
Blade Fuses
Interrupting Rating:
Out of thermoplastic (UL 94-V0, heat-resistant)
Out of thermoplastic (UL 94-V0, heat-resistant)
Red, not transparent
Blade contacts
Copper alloy, gal. Sn
Edge-protected
1000 A @80 VDC
Pack
Size
166.6885.5xx1
10
Pre-arcing Time - limits / Schmelzzeit-Grenzwerte DIN
The FK3-80 is a MAXI style fuse rated at 80V, featuring three
piece design with copper contacts for excellent reliability in harsh
environment conditions and low voltage drop. Current ratings
20A thru 50A. Filled with arc-quenching material.
FK3-80 ist eine Sicherung in MAXI-Bauform mit 80V
Nennspannung. Merkmale sind dreiteiliger Aufbau mit
Kupferkontakten, niedriger Spannungsabfall und hohe
Zuverlässigkeit unter rauen Umgebungsbedingungen.
Nennstrom 20A bis 50A. Gefüllt mit Lichtbogen löschendem
Material.
Dimensions in mm / Maße in mm
FI = 1.43 (max. operating current :
0.7 x Irat at 23°C)
Time-Current Characteristics / Schmelzzeit-Grenzwerte
Part Number
Artikel-Nr.
Current Rating
Nennstrom
166.6885.5201
Housing Color
Kennfarbe
% of Rating
% des Nennstromes
Opening Time Min / Max (s)
Schmelzcharakteristik Min / Max (s)
110
360,000 s / –
135
– / 1,800 s
200
2 s / 60 s
350
0.20 s / 7 s
600
0.040 s / 1 s
Typ. Voltage Drop
Typ. Spannungsfall
Cold Resistance
Kaltwiderstand
I2 t
20 A
120 mV
4.50 mΩ
2,160 A²s
166.6885.5301
30 A
160 mV
3.00 mΩ
4,950 A²s
166.6885.5401
40 A
110 mV
1.65 mΩ
12,800 A²s
166.6885.5501
50 A
100 mV
1.20 mΩ
25,500 A²s
Corresponding holder see Section “Fuse Holders.”
© 2008 Littelfuse • Automotive Circuit Protection Products
www.littelfuse.com
29
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