Brochure

© 2017 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/03/17
Axial Lead & Cartridge Fuses
5×20 mm > Time-Lag > 477 Series
Average Time Current CurvesTemperature Re-rating Curve
Amp
Code
Amp
Rating
Max
Voltage
Rating
(V)
Interrupting Rating
Nominal
Cold
Resistance
(Milli-ohms)
Nominal
Melting
I
2
t (A
2
sec.)
Agency Approvals
PS
E
AC DC
.500 0.5 500 400
100A@500VAC
1500A@400VDC
1055.900 0.300 x* x**
.800 0.8 500 400 430.000 0.909 x* x**
0 01. 1 500 400 139.400 1.800 x x* x** x
002. 2 500 400 55.200 9.120 x x* x**
3.15 3.15 500 400 27.700 50.109 x x* x** x
004. 4 500 400
100A@500VAC
500A@400VDC
17.200 52.480 x x* x**
005. 5 500 400 13.700 76.500 x x* x**
06.3 6.3 500 400 10.970 121.451 x x x**
008. 8 500 400 8.305 203.520 x x x**
010. 10 500 400 4.950 509.000 x x x
012. 12 500 400 4.730 576.000 x x x
016. 16 500 400
100A@500VAC
400A@400VDC
3.100 1331.200 x x x***
Electrical Characteristic
*100A @ 600Vac also available. Add suffix "MXE6P". Example: 0477004.MXE6P.
**Semko approval for 100A@500Vac and 200A@400Vdc.
I
2
t test at 10x rated current.
***100A@ 500Vac and 300A@400Vdc for 16A
Note:
Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.