Littelfuse HSB User Manual

HSB FUSE RATED 32V

Bolt-down Fuses

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

Pre-Arcing Time-Limits

Description

Non- housed fuse strips for rated voltage up to 32 VDC. Current
rating 30 A -175 A. Ring type lugs.

Dimensions

Dimensions in mm

FI = 1.00 (max. operating current:

1.0 x I

at 23°C)

rat

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 I2t

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

Corresponding holder see Section “Fuse Holders.”

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