Installation Guide

Step 2: Connecting a PV Module to a Power

Optimizer

l ConnectthePlus(+)outputconnectorofthemoduletothePlus(+)inputconnectorof

thepoweroptimizer.

l ConnecttheMinus(-)outputconnectorofthemoduletotheMinus(-)inputconnector

ofthepoweroptimizer.

Figure 7: Power optimizer connectors

NOTE

Images are for illustration purposes only. Refer to the label on the product to identify the

plus and minus input and output connectors.

Step 3: Connecting Power Optimizers in Strings

Youcanconstructparallelstringsofunequallength,thatis,thenumberofpoweroptimizers

ineachstringdoesnothavetobethesame.Theminimumandmaximumstringlengthsare

specifiedinthepoweroptimizerdatasheets.RefertotheSolarEdgeSiteDesignerforstring

lengthverification.

NOTE

The total cable length of the string (including power optimizers’ cables) should not exceed

1000ft./300m from DC+ to DC- of the inverter. Use at least 11 AWG/ 4 mm² DC cables.

Chapter 2: Installing the Power Optimizers

SolarEdge-Installation Guide MAN-01-00002-4.0