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4.5 I/O Power line and Connection of Fuse
For power lines, use copper wire rated 600V, +75ºC. Wire gauge and fuse capacity must be
sized based on rated output current of RCU. Please refer to Table 4.2 for the minimum size
of power lines (copper) and following fuse capacity. When three or more parallel wires are
used, please pay attention to avoid overloading.
Voltage
200V
400V
C
A
U
1) Use copper wire rated for 600V, 75ºC.
T
I
2) Use only fast-blow fuses.
O
N
S
Call 1(800)985-6929 for Sales
hitachiacdrive.com
I/O
Capacity
cable
[kW]
2
[mm
]
11
8
15
10
22
16
11
4
15
4
22
8
30
8
Table 4.2 Wire, according to capacity and Fuse recommendation
hitachiacdrive.com
Hitachi America, Ltd. RCU SERIES
Ground
cable
P , N
2
[mm
]
(800V
)
dc
4
5
8
2
2
4
4
sales@hitachiacdrive.com
FUSE [A]
R , S , T
(500V
)
ac
45
60
90
30
40
60
80
sales@hitachiacdrive.com
15
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