2-31
Input Fuse Selection
Note Both input diodes and cables can be protected by selecting appropriate fuses shown in the follow-
ing tables.
D 400-V Class
Inverter Fuse
Max.
applicable
motor
output (kW)
Rated input
current (A)
Rated
current
I
2
t max.
(A
2
s)
(at 460 V)
V Manufacturer Type 12-pulse
input (see
note 2)
0.4 2.2 20 140 700
Gould Shawmut
A70P20 ---
0.75 4.1 20 140 700 A70P20 ---
1.5 5.8 20 140 700 A70P20 ---
2.2 7.5 25 220 700 A70P25 ---
3.7 9.6 25 220 700 A70P25 ---
5.5 16.8 30 320 700 A70P30 ---
7.5 26 30 320 700 A70P30 ---
11 33 50 880 700 A70P50 ---
15 40 60 1,280 700 A70P60 ---
18.5 46 70 1,760 700 A70P70 A70P40
22 58 80 2,280 700 A70P80 A70P50
30 72 100 3,600 700 A70P100 A70P60
37 88 125 5,600 700 A70P125 A70P70
45 106 150 8,000 700 A70P150 A70P80
55 141 200 14,400 700 A70P200 A70P100
75 182 225 18,400 700 A70P225 A70P125
110 247 300 32,400 700 A70P300 A70P175
160 330 350 44,000 700 A70P350 A70P200
Note 1. Select the fuse whose specifications are larger than the rated current and less than I
2
t when
using a fuse other than specified in the table.
Note 2. 12-pulse rectified input is available only for the 3G3HV Series. When using the 12-pulse recti-
fied input, connect the fuses in the table to the power supply terminals (R, S, T, R1, S1, and T1)
respectively.
D 200-V Class (Single Phase)
Inverter Fuse
Max.
applicable
motor
output (kW)
Rated input
current (A)
Rated
current
I
2
t max.
(A
2
s)
(at 460 V)
V Manufacturer Type
0.4 8.0 20 110 500
Gould
A50P20
0.75 15.0 20 110 500
Shawmut
A50P20
1.5 17.6 30 260 500 A50P30
2.2 33.0 40 470 500 A50P40
3.7 44.0 50 720 500 A50P50
Note Select the fuse whose specifications are larger than the rated current and less than I
2
t when using
a fuse other than specified in the table.
Installation Chapter 2
AUDIN - 8, avenue de la malle - 51370 Saint Brice Courcelles - Tel : 03.26.04.20.21 - Fax : 03.26.04.28.20 - Web : http: www.audin.fr - Email : info@audin.fr
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