IEC Cable Fuse Sizes (continued)
Output rating Input rating IEC application
Input
voltage
Frame
size
VT/I
L
current
amps
VT/I
L
current
amps
Recom
mended
fuse
(max
rating)
100
kAIC
Recom-
mended
miniature
circuit
breaker
(max
rating)
10/14
kAIC
Recom-
mended
Type E
CMC
(max.
rating)
65 kAIC
Recom-
mended
circuit
breaker
(max
rating)
100
kAIC
(open
type
only for
3-phase)
IEC
cable
size
line
and
motor
mm
2
IEC
cable
size
ground
mm
2
Term-
inal
size
line
and
motor
mm
2
Term-
inal
size
ground
mm
2
380 Vac
to 480
V
ac
50/60
Hz
3-Phase
FR1
2.2 2.6
6 4 6.3 15 2.5 2.5 0.2-6 1.5-6
4.3 5.2
10 8 6.3 15 2.5 2.5 0.2-6 1.5-6
5.6 6.7
15 10 10 15 2.5 2.5 0.2-6 1.5-6
7.6 9.1
30 15 10 15 2.5 2.5 0.2-6 1.5-
6
FR2
12 14.4
30 20 16 20 4 4 0.5-16 4-
10
16 19.2
40 25 25 30 6 6 0.5-16 4-10
23 27.6
60 32 32 40 10 10 0.5-16 4-10
FR3
31 35.7
70 \ 40 50 10 10 0.5-16 6-
10
FR4
38 43.7
70 \ 50 70 16 16 0.5-35 10-16
46 52.9
80 \ 58 80 25 16 0.5-35 10-16
525 Vac
to 600
V
ac
50/60
Hz
3-phase
FR2
7.5
10
13.5
FR3
18
FR4
22
27