SELF-GUARD SG-3000 Manual de Serviço

ServiceManualSUNNY BOY 3000TL/ 3600TL/ 4000TL/ 5000TL/6000TLSB30-60TL-21-SG-en-11 | Version 1.1AMERICAN ENGLISH

4 Troubleshooting4.1 LED SignalsThe LEDs indicate the operating state of the inverter.LED Status ExplanationGreen LED glowing Feed-in operationIf an e

Display message CauseUpd. language table The inverter is updating the corresponding component.Update completed The inverter has successfully completed

Event number Display message, cause and corrective measures301Grid faultThe ten-minute average value of the grid voltage is no longer within the per-m

Event number Display message, cause and corrective measures701Frq. not permitted > Check parameterThe power frequency is not within the permissible

Event number Display message, cause and corrective measures3301 to 3303Unstable operationThe ten-minute average value of the grid voltage is no longer

Event number Display message, cause and corrective measures3501Insulation failure > Check generatorThe inverter has detected a ground fault in the

Event number Display message, cause and corrective measures6501 to 6502Self-diagnosis > OvertemperatureThe inverter has switched off due to excessi

Event number Display message, cause and corrective measures7201 to 7202Data stor. not poss..Internal error. The inverter continues to feed into the ut

Event number Display message, cause and corrective measures8001Derating occurredThe inverter has reduced its power output for more than ten minutes du

5 Checking the PV System for Ground FaultsIf the inverter displays the event numbers 3501, 3601 or 3701, there could be a ground fault. Theelectrical

Legal ProvisionsThe information contained in these documents is property of SMA Solar Technology AG. Anypublication, whether in whole or in part, requ

Example: Location of the ground faultThe example shows a ground fault between the second and third PV module.3. If a definite ground fault cannot be m

Calculating the insulation resistanceThe expected total resistance of the PV system or of an individual string can be calculatedusing the following fo

6 Checking the Function of the VaristorsFigure 2: Varistors inside the inverterDestruction of the inverter due to overvoltageIf varistors are missing,

5. Use a measuring device to measure whetherthere is a conductive connection between themiddle and the left-hand varistor lead. Hold thevaristor with

7 Replacing the VaristorsProceed as follows to replace each varistor.Procedure:1.Danger to life due to high voltages• Disconnect the inverter from all

8 Recommissioning the InverterIf you have disconnected the inverter from all voltage sources (e.g. for configuration purposes) andwant to recommission

• Check the metal mounting tabs inside theESS for discoloration or damage.If the metal mounting tabs show browndiscoloration or are damaged, order a n

9 Decommissioning the InverterRisk of injury when lifting the inverter, or if it is droppedThe inverter weighs 30 kg. There is risk of injury if the i

10. If the inverter is protected against theft, open thepadlock and remove it.11. Remove the inverter by lifting it vertically up and off the wall mou

10 Spare PartsYou will find the spare parts for your product in the following overview. If required, these can beordered from SMASolarTechnologyAG

Table of Contents1 Information on this Document ... 41.1 Validity...

11 ContactIf you have technical problems with our products, contact the SMAServiceLine. We need thefollowing information in order to provide you wit

France SMA France S.A.S.LyonMedium Power SolutionsOnduleurs : +33472090440Communication : +33472090441Hybrid Energy SolutionsSunny Island : +3

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1 Information on this Document1.1 ValidityThis document describes how to rectify certain errors and how to replace defective components.This document

Symbol ExplanationDesired resultA problem that might occur1.4 NomenclatureComplete designation Designation in this documentSunny Boy Inverter, product

2 Safety2.1 Safety InformationThis section contains safety information that must be observed at all times when working on or withthe product.To preven

2.2 Disconnecting the Inverter from Voltage SourcesPrior to performing any work on the inverter, always disconnect it from all voltage sources asdescr

13.Damage to the inverter due to electrostatic dischargeThe internal components of the inverter can be irreparably damaged by electrostaticdischarge.•

3 Cleaning the InverterDamage to the display or the type label due to the use of cleaning agents• If the inverter is dirty, clean the enclosure, the e