Sungrow SG320HX - Page 44

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step 5 Use bolts to secure the pegboard to the U-beam.

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4 Mechanical Mounting User Manual

Main Page

About this Manual4
Table of Contents7
Safety Instructions11
Unpacking and Inspection11
Installation Safety12
Electrical Connection Safety12
Operation Safety14
Maintenance Safety14
Disposal Safety15
Product Description16
System Introduction16
Product Introduction17
Symbols on the Product18
LED Indicator19
DC Switch20
Circuit Diagram20
Function Description21
Unpacking and Storage24
Unpacking and Inspection24
Unpacking Steps24
Inverter Storage26
Mechanical Mounting27
Safety During Mounting27
Location Requirements27
Environment Requirements28
Carrier Requirements28
Angle Requirements29
Clearance Requirements30
Installation Tools32
Moving the Inverter33
Manual Transport33
Hoisting Transport34
Installing the Mounting-Bracket36
Bracket-Mounted Installation37
Wall-Mounted Installation39
Pole-Mounting42
Installing the Inverter45
Electrical Connection46
Safety Instructions46
Terminal Description47
Electrical Connection Overview48
Crimp OT / DT Terminal52
External Protective Grounding Connection53
External Protective Grounding Requirements53
Connection Procedure53
AC Cable Connection54
AC Side Requirements54
Requirements for OT/DT Terminal57
Cable58
Connection Procedure of Two Wires Per Phase with Multi-Core62
Cable62
DC Cable Connection67
PV Input Configuration68
Assembling the PV Connectors69
Installing the PV Connector71
Wiring of Tracking System Power Cable (Optional)72
RS485 Connection(COM1)74
Interface Description74
RS485 Communication System74
Connection Procedure75
Dry Contact Connection(COM2)78
Interface Description78
Dry Contact Function79
Connection Procedure80
PLC Communication Connection83
Commissioning85
Inspection before Commissioning85
Commissioning Procedure85
Isolarcloud App87
Brief Introduction87
Installing the App87
Login88
Requirements88
Login Procedure88
Function Overview91
Home Page91
Run Information93
Records95
More97
System Parameters97
Operation Parameters97
Power Regulation Parameters99
Communication Parameters103
Firmware Update104
Password Changing105
Troubleshooting and Maintenance106
Troubleshooting106
Maintenance114
Maintenance Notices114
Disconnecting the Inverter115
Routine Maintenance116
Cleaning Air Inlet and Outlet116
Fan Maintenance116
Inverter Disposal119
Dismantling the Inverter119
Disposal of the Inverter119
Appendix121
Technical Data121
Wring Distance of DI Dry Contact124
Quality Assurance126
Contact Information126

Sungrow SG320HX - Page 44

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