4 Product Description
Figure 4: Decentralized large-scale PV power plant with Cluster Controller and implementation of grid operator
setpoints via closed-loop control (example)
Position
Designation
A
PV Modules
B
Module temperature sensor
C
Inverter
D
Outside temperature sensor
E
Irradiation sensor
F
Cluster Controller
G
Industrial load
H
Sunny Portal
I
Router
K
Ripple control receiver or remote terminal unit
16
ClusterController-IA-en-15
SMA Solar Technology AG
Installation Manual