Table of Contents SMA Solar Technology AG
4 ClusterController-IA-en-10 Installation Manual
6.10 Connecting Sensors to the Cluster Controller . . . . . . . . . . . . . . . . . . 37
6.10.1 Connecting the Irradiation Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . 37
6.10.2 Connecting the Temperature Sensor . . . . . . . . . . . . . . . . . . . . . . . . 39
6.10.3 Connecting Additional Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
6.11 Connections for Grid Management. . . . . . . . . . . . . . . . . . . . . . . . . . 45
6.11.1 Options for Implementing the Network Operator Setpoints . . . . . . 45
6.11.2 Digital Signal Setpoint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
6.11.2.1 Connecting the Signal Source to the Digital Input
for the Active Power Limitation . . . . . . . . . . . . . . . . . . . . 46
6.11.2.2 Connecting the Signal Source to the Digital Input
for the Reactive Power Setpoint. . . . . . . . . . . . . . . . . . . . 47
6.11.3 Analogue Signal Setpoint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.11.3.1 Connecting the Signal Source to the Analogue Input
for the Active Power Limitation . . . . . . . . . . . . . . . . . . . . 49
6.11.3.2 Connecting the Signal Source to the Analogue Input
for the Reactive Power Setpoint. . . . . . . . . . . . . . . . . . . . 51
6.11.4 Setpoint via Modbus Client . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
6.11.5 Connecting the Remote Terminal for Feedback of
Network Operator Setpoints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
6.12 Using Fault Indication Relays. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
6.13 Connecting the Cluster Controller to the Voltage Supply . . . . . . . . . 58
6.14 Checking the Connections via the Display. . . . . . . . . . . . . . . . . . . . . 61
6.15 Performing Configuration for a Static Local Network (LAN) . . . . . . . 64
7 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
7.1 LED States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
7.1.1 Operation LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
7.1.2 LEDs of the Network Connections . . . . . . . . . . . . . . . . . . . . . . . . . . 69
7.2 Faults in the Cluster Controller or the Connected Devices. . . . . . . . . 70
7.3 Resetting the Cluster Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
8 Decommissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
8.1 Disassembling the Cluster Controller . . . . . . . . . . . . . . . . . . . . . . . . . 76
8.2 Disposing of the Cluster Controller . . . . . . . . . . . . . . . . . . . . . . . . . . 76
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