SMA SC 500CP-10-JP - Manual (Page 5)

SMA Solar Technology AG Table of Contents
User Manual SCCP-JP-BA-A4-en-12 5
8.1.3 Displaying the Status of Active Power Limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
8.1.4 Displaying Error Messages and Warnings for Active Power Limitation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
8.2 Reactive Power Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
8.2.1 Mode of Reactive Power Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
8.2.1.1 Selecting the Mode with the Parameter Q-VArMod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
8.2.1.2 No Reactive Power Control: Off Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
8.2.1.3 Reactive Power Control with Setpoint Command via Modbus Protocol: VArCtlCom Mode . . . . . . . . . . . . . . . .55
8.2.1.4 Reactive Power Control with Setpoint Command via Modbus Protocol: PFCtlCom Mode. . . . . . . . . . . . . . . . . .55
8.2.1.5 Reactive Power Control with Absolute Value: VArCnst Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
8.2.1.6 Reactive Power Control as a Percentage of the Nominal Power: VArCnstNom Mode . . . . . . . . . . . . . . . . . . . .55
8.2.1.7 Reactive Power Setpoint via Standard Signal: VArCnstNomAnIn Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
8.2.1.8 Reactive Power Setpoint via Displacement Power Factor cos φ: PFCnst Mode . . . . . . . . . . . . . . . . . . . . . . . . . .56
8.2.1.9 Displacement Power Factor cos φ via Standard Signal: PFCnstAnIn Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
8.2.1.10 Displacement Power Factor cos φ as a Function of Feed-In Power: PFCtlW Mode . . . . . . . . . . . . . . . . . . . . . . .57
8.2.1.11 Reactive Power as a Function of Line Voltage: VArCtlVol Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58
8.2.1.12 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve:
VArCtlVolHystDb Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
8.2.1.13 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve:
VArCtlVolHystDbA Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
8.2.2 Displaying Error Messages and Warnings for the Reactive Power Setpoint . . . . . . . . . . . . . . . . . . . . . . . . . . .63
8.3 Q at Night . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
8.3.1 Selecting Parameter QoDQ-VarMod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
8.3.2 No Q at Night: Off Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
8.3.3 Q at Night with Setpoint Command via Modbus Protocol: VArCtlCom Mode. . . . . . . . . . . . . . . . . . . . . . . . .65
8.3.4 Q at Night with Absolute Value: VArCnst Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
8.3.5 Q at Night as a Percentage of the Nominal Power: VArCnstNom Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
8.3.6 Q at Night via Standard Signal: VArCnstNomAnIn Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
8.3.7 Q at Night as a Function of Line Voltage: VArCtlVol Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
8.3.8 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve:
VArCtlVolHystDb Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68
8.3.9 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve:
VArCtlVolHystDbA Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
9 Setting the Insulation Monitoring of the PV System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
9.1 Setting the PV System to Insulation Monitoring with GFDI and an Insulation Monitoring Device . . . . . . . . 72
9.1.1 Safety during Insulation Monitoring of the PV System with GFDI and an Insulation Monitoring Device . . . . . .72
9.1.2 Switching to Insulated Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72
9.1.3 Switching to Grounded Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
9.2 Setting the PV System to Insulation Monitoring with Remote GFDI and an Insulation Monitoring Device . . 73
9.2.1 Information on Insulation Monitoring of the PV System with Remote GFDI and an Insulation
Monitoring Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
9.2.2 Switching to Insulated Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
9.2.3 Switching to Grounded Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
9.3 Setting the PV System to Insulation Monitoring with Remote Soft Grounding and an Insulation
Monitoring Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
9.3.1 Information on Insulating PV Modules with Remote Soft Grounding and an Insulation Monitoring Device . . .74
9.3.2 Switching to Insulated Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
9.3.3 Switching to Grounded Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74