Installation
vacon • 19
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3.7
Photovoltaic system dimensioning
The photovoltaic system has to be dimensioned in order to not exceed the values specified in the
tables below. The VACON
®
100 X enclosure sizes are MM4-MM6, and VACON
®
100 INDUSTRIAL en-
closure sizes are MR5-MR12.
Non-isolated inverters must be used with PV modules that have an IEC 61730 Class A rating.
Table 10. AC drive (208…240 V 3AC 50/60 Hz, up to 400 V DC) DC-link input ratings
Enclosure
size
AC drive
type
DC supply
[V DC]
Max.
Recommended
PV Array Power
[kW]
V
max
PVa
(absolute
maximum)
[V DC]
PV input
operating
voltage range
[V DC]
Maximum
operating PV
input current
[A DC]
MM4
0006
234-400
No tolerance
permissible,
0%
2.2
400
234-400
7.0
0008
3.0
400
234-400
9.0
0011
4.4
400
234-400
12.0
0012
6.0
400
234-400
14.0
MM5
0018
8.0
400
234-400
20.0
0024
11.0
400
234-400
27.0
0031
15.0
400
234-400
35.0
MM6
0048
22.0
400
234-400
54.0
0062
30.0
400
234-400
69.0
MR5
0018
234-400
No tolerance
permissible,
0%
8.0
400
234-400
20.0
0024
11.0
400
234-400
27.0
0031
15.0
400
234-400
35.0
MR6
0048
22.0
400
234-400
54.0
0062
30.0
400
234-400
71.0
MR7
0075
37.0
400
234-400
85.0
0088
44.0
400
234-400
101.0
0105
60.0
400
234-400
121.0
MR8
0140
74.0
400
234-400
161.0
0170
90.0
400
234-400
198.0
0205
110.0
400
234-400
239.0
MR9A
0261
150.0
400
234-400
304.0
0310
180.0
400
234-400
361.0