Littelfuse BF1 32V Series - Manual

www.littelfuse.com © 2012 Littelfuse • Transportation Products Catalog
53
BF1 FUSE RATED 32V
Description
This BF1 fuse is rated at 32V and offers a bolt-on fuse for
high current wiring protection. Current rating 23A - 200A;
with transparent housing for easy detection of blown fuses.
Specifications
Housing: Out of thermoplastic (UL 94-V0, heat-resistant)
Visible melting element
Terminals: Copper alloy, gal. Sn
2 x M5 or M6 bolts, distance 30 mm
Mounting Torque M5: 4.5 Nm +/- 1Nm
Mounting Torque M6: 6.0 Nm +/- 1Nm
Interrupting Rating: 23A & 30A: 1000A @32 VDC
40A - 150A: 2000A @32 VDC
200A: 1500A @32 VDC
Complies with: ISO 8820-5
UL 248 Special Purpose Fuses
Operating Temperature: -40 to 125 degrees C
Ordering Information
Mounting Torque Part Number Package Size
M5 153.5631.xxx2 1000
M5 153.5631.xxx1 10
M6 153.7010.xxx2 1000
M6 153.7000.xxx2 500
Ratings
Part Number
Current Rating Housing Color Typ. Voltage Drop Cold Resistance I 2 t
M5 M6
153.5631.523_ 1,2 - 23 A 105 mV 3.50 mΩ 1,400 A²s
153.5631.530_ 153.5631.530_ 2 30 A 105 mV 2.70 mΩ 5,100 A²s
153.5631.540_ 153.7010.540_ 40 A 90 mV 1.56 mΩ 6,800 A²s
153.5631.550_ 153.7010.550_ 50 A 80 mV 1.03 mΩ 6,900 A²s
153.5631.560_ 153.7010.560_ 60 A 75 mV 0.75 mΩ 16,200 A²s
153.5631.570_ 153.7010.570_ 70 A 70 mV 0.64 mΩ 22,000 A²s
153.5631.580_ 153.7010.580_ 80 A 70 mV 0.55 mΩ 25,600 A²s
153.5631.610_ 153.7010.610_ 100 A 70 mV 0.44 mΩ 42,500 A²s
153.5631.612_ 153.7010.612_ 125 A 70 mV 0.34 mΩ 62,500 A²s
153.5631.615_ 1 153.7010.615_ 1 150 A 70 mV 0.29 mΩ 83,400 A²s
- 153.7000.615_ 3 150 A 70 mV 0.33 mΩ 98,000 A²s
153.5631.620__ 3 153.7000.620__ 3 200 A 70 mV 0.24 mΩ 126,000 A²s
Corresponding holder see Section “Fuse Holders.”
Note 1: not mentioned in ISO standard Note 2: Not UL rated Note 3: Short Circuit Protector only
Bolt-down Fuses
Time-Current Characteristics
% of Rating
Opening Time Min / Max (s)
23-150A Fuses
150-200A Short Circuit
Protectors
75 – / – 360,000 s / –
100 360,000 s / – – / –
110 14,400 s / – – / –
150 90 s / 3,600 s – / –
200 3 s / 100 s 1 s / 15 s
300 0.300 s / 3 s – / –
350 – / – 0.300 s / 5 s
500 0.100 s / 1 s – / –
600 – / – 0.100 s / 1 s