LG Electronics LGENBOX-01, LGxxxA1C-B3 installation instructions Wiring Diagram of AC Module System

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3-5 Wiring Diagram of AC Module System

Below is a sample diagram of the AC module system.

PV Rack

AC Module

Trunk Cable

Transition Cable

AC Junction Box

 

 

 

 

Equipment

 

 

Grounding

 

 

Conductor

 

General AC

 

 

 

 

Cable

Meter

0 0 0 0 0

Installation App

Communication

 

Gateway

G

N L1L2

120VACDistribution Panel

Install in the following order. For details, please refer to each chapter.

Chapter 3-6. Installing the AC Junction Box and PV Rack

Install the AC junction box and PV rack at the installation site.

Chapter 3-7. Mounting the AC module

Mount AC modules on PV rack.

Chapter 3-8. Connecting AC Module (Trunk Cable)

Connect to AC modules by using trunk cables.

Chapter 3-9. Grounding

Connect the equipment grounding conductor to the distribution panel.

Chapter 3-10. Connecting Array of AC Modules-to-Distribution Panel (General AC Cable, Transition Cable) - 240VAC, 208VAC

Connect arrays of AC modules to the distribution panel by using transition cables and general AC cables. (Wiring method depends on the voltage of the utility)

Chapter 4-2. Connecting the Communication Gateway

Connect the communication gateway to 120VAC outlet.

/PV Rack: Structure used to fix AC modules on surfaces like roofs, empty plots, etc.

/AC Junction Box: Container for electrical connections of AC cables, usually intended to conceal them from sight and prevent tampering.

/General AC Cable : AC cable, not supplied by LG, used generally for outdoor electrical installation.

/Distribution Panel : Component of an electricity supply system which divides an electrical power feed into subsidiary circuits in a common enclosure that provides a protective fuse or circuit breaker for each circuit.

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Contents AC Module System Installation Instructions Table of Contents RevisionsImportant Safety Instructions SafetySafety Symbols Circuit Symbols FCC GuidelinesFor Micro inverter & Communication Gateway For Communication Gateway Indoor use onlyIntroduction Advantages of AC Module SystemAC Module System Communication gatewayAC Module Before InstallationInspecting the Area of Installation Inspecting Components of the AC Module Measuring AC Voltage of the UtilityWiring Diagram of AC Module System Mounting the AC module Installing the AC Junction Box and PV RackProduct Specification Fix AC module to the PV rack in the following order Mounting According to the Type of PV rack Connecting AC Modules Trunk Cable Trunk connector insertionTrunk connector removal Trunk cable usage and maintenancePage Checking the Accessories Checking AccessoryCable Usages According to AC Junction Box Locations Grounding Samples for Grounding Male transition cable AC output single phase 240VAC Connect the general AC cables in the following orderAC output three phase 208VAC merge type AC output three phase 208VAC split type Maintenance OperationEnerBoxTM Communication Gateway Checking Components of the Communication GatewayConnecting to the Communication Gateway LED status TroubleshootingConfiguring the Installation App Checking installed AC modules LGElectronics Checking conditions of installed AC modules Setting the grid configurationSetting System Configuration WebsiteAccessories Diagram DetailsProduct Specifications AC ModuleParameter Section Value Section 240VAC 208VACDimensions EnerBox Internal Communication with AC moduleRange Clearing Time s Response to Abnormal ConditionsDedicated Cables Warranty Transporting and StorageContact Disclaimer of Liability
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