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Temperature Rerating Curve

MEGA

FUSE RATED 32V

Description

The MEGA

Fuse is designed for high current circuit protection up

to 500A with “Diffusion Pill Technology.” The MEGA

Fuse also

provides time delay characteristics. Designed and patented by

Littelfuse, the MEGA

Fuse is ideal for battery and alternator

protection application and other heavy gauge cables requiring

ultra-high current protection.

Specifications

Interrupting Rating: 2000A @ 32 VDC

Voltage Rating: 32 VDC

Operating Temperature Range: -40˚C to + 125˚C

Housing Material: PPA (33%/35% GF)

Terminals: Copper (Silver plated copper available)

M6 or M8 bolts available

Mounting Torque: 8-14 Nm M6

12-18 Nm M8

Ref. To: ISO 8820-5

Ordering Information

Part Number Package Size Plating Bolt Size Rating

0298xxx.ZXH 500 none M8 300 - 500

0298xxx.ZXEH 500 none M8 80 - 250

0298xxx.ZXB 500 Ag M8 40 - 250

0298xxx.ZXA 500 none M6 80 - 500

MEGA Clear Top Housing Material Fuse

0298xxx.UXT 500 none M8 40 - 250

Time-Current Characteristics

% of Rating

Opening Time Min / Max (s)

40-250 300-500

75 – / – 14,400 s / –

100 14,400 s / – – / –

135 120 s / 1800 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

Also available:

MEGA Clear Top Housing Fuse

High Current Fuses

Clear Housing Material:

Polyethersulfone (top)

PPA (33%/35% GF) (bottom)

Summary of content (2 pages)

PAGE 1
High Current Fuses MEGA® FUSE RATED 32V Specifications Interrupting Rating: 2000A @ 32 VDC Voltage Rating: 32 VDC Operating Temperature Range: -40˚C to + 125˚C Housing Material: PPA (33%/35% GF) Terminals: Copper (Silver plated copper available) M6 or M8 bolts available Mounting Torque: 8-14 Nm M6 12-18 Nm M8 Ref. To: ISO 8820-5 Ordering Information Part Number Also available: Rating 0298xxx.ZXH 500 none M8 300 - 500 0298xxx.ZXEH 500 none M8 80 - 250 0298xxx.
PAGE 2
High Current Fuses MEGA® FUSE RATED 32V Dimensions Time-Current Characteristic Curves Dimensions in mm M6: 6.60 (.26") M8: 8.64 (.34") 29.2 (1.15") 40-250A 9.9 (.39") 40-250A 10.72 (.422") 300-500A 1.83 (.072 ) 300-500A Ratings Part Number Current Rating Font Color* Typ. Voltage Drop Cold Resistance I2t 0298040._1 40 A – 132 mV 2.510 mΩ 8700 A²s 0298060._1 60 A – 119 mV 1.504 mΩ 21000 A²s 0298080._ 80 A 87 mV 0.720 mΩ 21500 A²s 0298100._ 100 A 87 mV 0.