Grundfos RSI - Photovoltaic System Dimensioning

4.8 Photovoltaic system dimensioning
The photovoltaic system has to be dimensioned in
order to not exceed the values specified in the tables
below. The RSI enclosure sizes are A-C and MR5-
MR10.
Non-isolated inverters must be used with PV modules
that have an IEC 61730 Class A rating.
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.
recommende
d 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]
A
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
B
0018 8.0 400 234-400 20.0
0024 11.0 400 234-400 27.0
0031 15.0 400 234-400 35.0
C
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
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