Littelfuse LC HEV Series - Manual

77 www.littelfuse.com © 2012 Littelfuse • Transportation Products Catalog
Advanced Power Systems
Description
The LC HEV fuse is designed for protection of high-voltage
accessory circuits in electric and hybrid electric vehicles.
Specifications
Interrupting Rating (10A, 15A, 20A, 30A): 10kA @ 450 VDC
Interrupting Rating (40A): 10kA @ 425 VDC
Voltage Rating (10A, 15A, 20A, 30A): 450 VDC
Voltage Rating (40A): 425 VDC
Operating Temperature Range: -40ºC to +125ºC
Ordering Information
Part Number Termination Package Size
0HEVxxx.SXC Cartridge 36
0HEVxxx.SXBD Bolt Down 20
0HEVxxx.SXBDY Blade 20
Time-Current Characteristics
% of Rating
Opening Time Min / Max (s)
10A
Opening Time Min / Max (s)
15A, 20A, 30A
Opening Time Min / Max (s)
40A
100 100 hrs / - 100 hrs / - 100 hrs / -
110 4 hrs / - 4 hrs / - -
135 100 / 3600 150 / 3600 150 / 3600
150 10 / 1000 10 / 1000 10 / 1000
200 0.5 / 100 0.5 / 100 0.5 / 100
300 0.1 / 15 0.1 / 15 0.1 / 15
500 0.05 / 1 0.05 / 1 0.05 / 1
Ratings
Part Number Current Rating Color Code Typical Voltage Drop
at 70% I
R
Maximum Voltage
Drop Spec at 100% IR Cold Resistance Minimum Melting I²t
0HEV010.xxx 10A 114 mV 300 mV 13.3 mOhm 255 A²s
0HEV015.xxx 15A 96 mV 200 mV 7.9 mOhm 133 A²s
0HEV020.xxx 20A 79 mV 200 mV 6.4 mOhm 268 A²s
0HEV030.xxx 30A 67 mV 200 mV 2.7 mOhm 993 A²s
0HEV040.xxx 40A 69 mV 200 mV 1.3 mOhm 1495 A²s
LC HEV FUSE
Average Initial
Measurements
Advanced Power Systems