Delta M70A

39
Installation and Operation Manual for Solar Power Inverter M70A EU V1.1 EN 2020-02-20
5 Planning the installation
Connecting the solar modules (DC)
5.5.5 Connection of the module strings
The inverter has 6 MPP trackers. 2 or 3 module strings can be
connected to each MPP tracker.
+ – + –
1
2
3
4
5
6
DC 1 DC 2 DC 3
MPPT
(max. 15,7 kW)
Fig. 5.33: Connection of 2 module strings to an MPP tracker
With 2 module strings per MPP tracker, no string fuses are
required. It does not matter which DC inputs are used.
+ –
1
2
3
4
5
6
DC 1 DC 2 DC 3
MPPT
(max. 15,7 kW)
+ – + –
Fig. 5.34: Connection of 3 module strings to an MPP tracker
String fuses must be used for 3 module strings per MPP tracker.