SMA CLUSTER CONTROLLER Installation - Manual (Page 19)

Position Designation
I Ripple control receiver or remote terminal unit
K Substation
L Control room
M Grid control room
N Utility grid
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
4 Product Description SMA Solar Technology AG / SMA America, LLC
Installation Manual 19 ClusterController-IA-en-14