Vacon 100 X - Parallel Diode Selection

Solar pump application vacon • 125
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
10
10.5 Parallel diode selection
When VACON
®
100 X is used in the Solar Pump application, a diode must be connected between
DC+ and DC- to protect the inverter against reverse voltage. See tables below for diode specifica-
tion.
Table 54. Diode specification, Mains voltage 3AC 208-240V, 50/60 Hz, up to 400V in VDC
AC drive Diode specifications
Enclosure
size
AC drive type min. IFav [A] Min. Voltage rating
MM4
0007 15
1200V
0008 18
0011 25
0012 28
MM5
0018 40
0024 54
0031 70
MM6
0048 110
0062 140
Table 55. Diode specification, Mains voltage 3AC 380-480/500V, 50/60 Hz, up to 800V in VDC
AC drive Diode specifications
Enclosure
size
AC drive type min. IFav [A] Min. Voltage rating
MM4
0003 8
1200 V
0004 12
0005 12
0008 18
0009 22
0012 28
MM5
0016 36
0023 50
0031 70
MM6
0038 85
0046 100
0061 140
0072 160