BF2 FUSE RATED 32V

High Current Fuses
BF2 FUSE RATED 32V
Specifications
Housing Material:
Terminal: Mounting Torque:
Breaking Capacity: Complies with:
Heat Resistant 94-V0 Thermoplastic
Visible melting element
Copper alloy, gal. Sn
2 x M8 bolts, Distance 51 mm
12.0 Nm +/- 1Nm
100 A - 300 A: 2.000 A, 32V, DC
400 A - 500 A: 1.500 A, 32V, DC
ISO 8820-5
UL 248 Special Purpose Fuses
Ordering Information
Part Number
Package Size
153.5395.xxxx
200
Description
This BF2 fuse is rated at 32V and offers a bolt-on fuse for
high current wiring protection. Current rating 100A - 500A;
with transparent housing material for easy detection of blown
fuses.
Time Current Characteristics
% of Rating
Opening Time Min / Max (s)
100A - 250A
300A - 500A
75
–/–
4h/–
100
4h/–
–/–
135
120 s / 1,800 s
–/–
200
1 s / 15 s
1 s / 15 s
350
0.300 s / 5 s
0.500 s / 5 s
600
0.100 s / 1 s
0.100 s / 1 s
Ratings
Part Number
Current Rating
153.5395.610_
153.5395.612_
Housing Color
Typ. Voltage Drop
Cold Resistance
I2t
100 A
110 mV
0.70 mΩ
46,800 A²s
125 A
110 mV
0.52 mΩ
118,100 A²s
153.5395.615_
150 A
110 mV
0.42 mΩ
113,400 A²s
153.5395.617_
175 A
110 mV
0.36 mΩ
154,400 A²s
153.5395.620_
200 A
110 mV
0.34 mΩ
288,000 A²s
153.5395.622_
225 A
110 mV
0.29 mΩ
236,000 A²s
153.5395.625_
250 A
110 mV
0.25 mΩ
292,500 A2s
153.5395.630_*
300 A
110 mV
0.21 mΩ
486,000 A²s
153.5395.640_*
400 A
110 mV
0.13 mΩ
964,000 A²s
153.5395.650_*
500 A
110 mV
0.12 mΩ
1,449,000 A²s
Last figure of article no. = packaging code
Corresponding holder see Section “Fuse Holders.”
* Parts with asterisk are short circuit protectors only.
www.littelfuse.com
High Current Fuses
BF2 FUSE RATED 32V
Time-Current Characteristic Curves
Dimensions
TIME-CURRENT CHARACTERISTIC CURVES ([email protected]°C)
100A
125A
150A
175A
200A
225A
250A
300A
400A
500A
Dimensions in mm
1000
TIME [s]
100
10
1
0,1
10
100
1000
CURRENT [A]
100A-300A: FL=1,25 (max. operating current: 0,8 x Irat at 23°C)
400A-500A: FL=2,00 (max. operating current: 0,5 x Irat at 23°C)
www.littelfuse.com
10000