Littelfuse ZCASE Series - Manual

© 2012 Littelfuse • Transportation Products Catalog www.littelfuse.com
Advanced Power Systems
Description
The Single ZCase fuse is designed for a high current protection up
to 250A with “Diffusion Pill Technology”. The ZCase Single Mega
fuse also provides time delay characteristics. Fuse for mounting
with Battery clamp on the battery pole. (Insulated bolt is required)
Specifications
Interrupting Rating: 2000A @ 32V VDC
Voltage Rating: 32V DC
Operating Temperature Range: -40 to 125°C
Current Rating Wire Size
Maximum Voltage
Drop
Cold Resistance I²t
175A 25 mm² 110 mV 110000 A²s
200A 35 mm² 110 mV 165000 A²s
225A 35 mm² 110 mV 135000 A²s
250A 50 mm² 110 mV 160000 A²s
ZCASE SINGLE MEGA
Time-Current Characteristics
% of Rating Opening Time Min / Max (s)
100 4h / -
135 120s / 1800s
200 1s / 15s
350 0.3s / 5s
600 0.1s / 1s
Ratings
3298125.Z
3298150.Z
3298175.Z
3298200.Z
3298225.Z
3298250.Z
Part Number
Ordering Information
Part Number Package Size
3298xxx.Z 480
150A
125A
25 mm²
16 mm²
110 mV
110 mV
100000 A²s
50000 A²s Not
Available
At This
Time