Littelfuse HSB Series - Manual

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HSB FUSE RATED 32V
Dimensions
Dimensions in mm
Description
Non-housed fuse strips for rated voltage up to 32 VDC. Current
rating 30 A -175 A. Ring type lugs.
Specifications
Material: Zinc-alloy
Connections: Zinc-alloy
2 x M6 bolts, distance 30 mm
Starting Torque: 4 Nm +/- 1 Nm
Ordering Information
Part Number Package Size
156.5677.xxx1 100
156.5677.xxx2 10000
Corresponding holder see Section “Fuse Holders.”
Pre-Arcing Time-Limits
FI = 1.00 (max. operating current:
1.0 x I
rat
at 23°C)
Time-Current Characteristics
% of Rating Opening Time Min / Max (s)
100 ∞ / –
125 360,000 s / –
300 0.100 s / 10 s
600 0.020 s / 1 s
1000 0.010 s / 0.300 s
Ratings
Part Number Current Rating Typ. Voltage Drop Cold Resistance I 2 t
156.5677.530_ 30 A 44mV 1.33 mΩ 3800 A²s
156.5677.540_ 40 A 40mV 0.89 mΩ 11200 A²s
156.5677.550_ 50 A 44mV 0.72 mΩ 21300 A²s
156.5677.560_ 60 A 38mV 0.58 mΩ 41400 A²s
156.5677.580_ 80 A 40mV 0.43 mΩ 44800 A²s
156.5677.611_ 110 A 40mV 0.31 mΩ 139000 A²s
156.5677.615_ 150 A 52mV 0.23 mΩ 465000 A²s
156.5677.617_ 175 A 46mV 0.22 mΩ 560000 A²s
Bolt-down Fuses