Goodwe SDT G2 Series User manual

（GW8KAU-DT/GW10KAU-DT/GW15KAU-DT/GW20KAU-DT/GW17KT-DT/
GW20KT-DT/GW25KT-DT/GW8000-SDT-20/GW10K-SDT-20/GW12K-SDT-20/
GW15K-SDT-20/GW17K-SDT-20/GW20K-SDT-20）
SDT G2 Series
Quick Installation Guide
Solar Inverter
V1.0-2021-10-30

01
01 Safety Precautions
General Disclaimer
• Theinformationinthisquickinstallationguideissubjecttochangeduetoproductupdates
orotherreasons.Thisguidecannotreplacetheproductlabelsorthesafetyprecautionsinthe
usermanualunlessotherwisespeci󽗉ed.Alldescriptionshereareforguidanceonly.
• Beforeinstallations,readthroughthequickinstallationguideandtheusermanualtolearn
abouttheproductandtheprecautions.
• Allinstallationsshouldbeperformedbyprofessionalandknowledgeabletechnicianswhoare
familiarwithlocalstandardsandsafetyregulations.
• Checkthedeliverablesforcorrectmodel,completecontents,andintactappearance.Contact
theafter-salesservicecenterifanydamageisfoundoranycomponentismissing.
• Useinsulatingtoolsandwearpersonalprotectiveequipmentwhenoperatingtheequipment
toensurepersonalsafety.Wearanti-staticgloves,clothes,andwriststripwhentouching
electrondevicestoprotecttheinverterfromdamage.
• Strictlyfollowtheinstallation,operation,andcon󽗉gurationinstructionsinthisguideanduser
manual.Themanufacturershallnotbeliableforequipmentdamageorpersonalinjuryifyou
donotfollowtheinstructions.Formorewarrantydetails,pleasevisithttp://www.goodwe.com.
DC Side
1. Ensurethecomponentframesandthebracketsystemaresecurelygrounded.
2. ConnecttheDCcablesusingthedeliveredDCconnectorsandterminals.Themanufacturer
shallnotbeliablefortheequipmentdamageifotherconnectorsorterminalsareused.
3. EnsuretheDCcablesareconnectedtightlyandsecurely.
4. MeasuretheDCcableusingthemultimetertoavoidreversepolarityconnection.Also,the
voltageshouldbeunderthepermissiblerange.
AC Side
1. Thevoltageandfrequencyattheconnectingpointshouldmeettheon-gridrequirements.
2. AnadditionalprotectivedevicelikethecircuitbreakerorfuseisrecommendedontheAC
side.Speci󽗉cationoftheprotectivedeviceshouldbeatleast1.25timestheACoutput
ratedcurrent.
3. PEcableoftheinvertermustbeconnected󽗉rmly.Theresistancebetweentheneutralwire
andtheearthcableislessthan10Ω.
4. YouarerecommendedtousecoppercablesasACoutputcables.Contactthe
manufacturerifyouwanttousealuminumcables.
Inverter Side
1. Terminalsatthebottomoftheinvertercannotbearmuchload.Otherwise,theterminals
willbedamaged.
2. Alllabelsandwarningmarksshouldbeclearaftertheinstallation.Donotscrawl,damage,
orcoveranylabelonthedevice.
3. Warninglabelsontheinverterareasfollows.
Safety Disclaimer
Warning

02
No. Check Item
1Theinverteris󽗉rmlyinstalledatacleanplacewhereiswell-ventilatedandeasy-
to-operate.
2ThePEcable,DCinputcable,ACoutputcable,andcommunicationcableare
connectedcorrectlyandsecurely.
3 Cabletiesareroutedproperlyandevenly,andnoburrs.
4 Unusedportsandterminalsaresealed.
5 Thevoltageandfrequencyattheconnectionpointmeettheon-gridrequirements.
Check Before Power ON
HighVoltageHazard.Power
o󽗈theinverter󽗉rstbeforeany
operations.
Potentialrisksexist.Wear
properPPEbeforeany
operations.
Readthroughtheguidebefore
anyoperations.
Delayeddischarge.Waituntil
thecomponentsaretotally
dischargedafterpowero󽗈.
High-temperaturehazard.Do
nottouchtheequipmentto
avoidbeingburnt.
N/A N/A
5min

03
Product Introduction
GW25KT-DT/GW8KAU-DT/GW10KAU-DT/
GW17KT-DT/GW20KT-DT/GW15KAU-DT/
GW20KAU-DT
GW8000-SDT-20/GW10K-SDT-20 GW12K-SDT-20/GW15K-SDT-20/
GW17K-SDT-20/GW20K-SDT-20
GW12K-SDT-20/GW15K-SDT-20/
GW17K-SDT-20/GW20K-SDT-20
GW25KT-DT/GW8KAU-DT/
GW10KAU-DT/GW17KT-DT/GW20KT-
DT/GW15KAU-DT/GW20KAU-DT/
GW8000-SDT-20/GW10K-SDT-20
02 Product Introduction

04
x 1 x1(optional) x 1 x 1
x 1
x 1
Nmeansthenumberofactualaccessoriesmaydi󽗈erdependingon
di󽗈erentmodel.
x N
x N x N x N
x N x N
1. LEDIndicator 2. LCD[1] 3. Button
4. PETerminal 5. MountingPlate 6. DCSwitch
7. USBPort(USB) 8. DCInputTerminal
(PV1)[2] 9. DCInputTerminal(PV2)
10. Communication
Port（COM2/COM1） 11. Communication Port（COM1/COM2） 12. Communication Port（COM3）
13. ACOutputTerminal 14. VentilationValve 15. Fan[3]
Notice:
[1]:TheLCDisequippedinsomemodelsonly.
[2]:GW25KT-DT:3xPV+/PV-;othermodels:2xPV+/PV-.
[3]:TheFansisequippedinsomemodelsonly.
03 Inverter Installation
Packing List
x N
x1(optional)
x6(optional)

05
Space Requirements
0%~100%RH
IP65
≥300mm
≥300mm
≥500mm
≥200mm ≥200mm
Angle Requirements

06
Avoidthewaterpipesandcablesburiedinthewallwhendrillingholes.
NOTICE
ThePVboxshouldbeinstalledwhenGW15KAU-DTorGW20KAU-DTisusedinAustraliaonly.
InstallthecoverofthePVboxafterconnectingtheDCinputcabletotheequipment.Otherwise,
theDCinputcablecannotbeconnected.
1 2 3
6
5
M5
1.2~2N·m
4
M5
1.2~2N·m
789
Installing the Inverter

07
L=L1+(1~2)mm L1
M5
1.2~2N·m
1
23
Devalan DC Connector
1
7~8mm
7~8mm
2
3
2.5mm ≤S≤4mm
4~5mm
1
1
2
2
1
1
2
2
04 Electrical Connection
Connecting the PE Cable
Connecting the DC Cable
NOTICE
ThePVboxisdesignedforGW15KAU-DTorGW20KAU-DTinAustraliaonly.Installthecoverof
thePVboxafterconnectingtheDCinputcabletotheequipment.

08
1
23
4
2
3
4
1
4
5 6
7
1
1
2
2
6
11
2
2
2
2
2
2
Click
Click
Staubli MC4 DC Connector
UseamultimetertomeasuretheDCvoltage
andcheckthepolarityoftheconnectors.
1
1
1
2
2
1
1
2
2

09
7~8mm
7~8mm
1
23
4
1
1
2
3
4
1
2
3
4
56
2
2
2
7
11
2
2
2
2
2
2
Click
Click
UseamultimetertomeasuretheDCvoltage
andcheckthepolarityoftheconnectors.

10
Click
Click
Devalan DC Connector
UseamultimetertomeasuretheDCvoltage
andcheckthepolarityoftheconnectors.
Connecting the AC Cable (without PV box)
Click
7~8mm
7~8mm
1
23
4
1
1
2
3
4
1
1
2
3
4 5
2
2

11
Staubli MC4 DC Connector
7~8mm
7~8mm
1
23
4
1
1
2
3
4
1
1
2
3
45
2
2
2
Click
Click
UseamultimetertomeasuretheDCvoltage
andcheckthepolarityoftheconnectors.

12
Connecting the AC Output Cable
4
3
1
2
M3
0.6~0.8N·m
1
3
4
10-25mm
L1
L2
L3
N
PE
L1
L2
L3
N
PE
L=L1+(1-2)mm L1
L1 L2 L3 N PE
M5
1.2~2N·m
2
1
2
NOTICE
ConnectingACcablesofGW8000-SDT-20,GW10K-SDT-20,GW12K-SDT-20,GW15K-SDT-20,
GW17K-SDT-20,GW20K-SDT-20asfollowingshows.

13
1
2
10-15mm
10-12mm
3
34
1
2
3
4
1
2
3
M3
0.6~0.8N·m
M3
0.6~0.8N·m
4
L1
L2
L3
N
PE
L1
L2
L3
N
PE
NOTICE
ConnectingACcablesofGW8KAU-DT,GW10KAU-DT,GW15KAU-DT,GW20KAU-DT,GW17KT-DT,
GW20KT-DT,GW25KT-DTasfollowingshows.

14
2
2
3
4
1
5
6
7
3
M2
0.3~0.4N·m
4
3
1
COM
2
4
5
6.5mm
25mm
1
RS485/Meter (COM2)
1: RS485 B
2: RS485 B
3: RS485 A
4: RS485 A
5: Meter +
6: Meter -
DRED (COM3)
1: DRM1/5
2: DRM2/6
3: DRM3/7
4: DRM4/8
5: REFGen
6: Com/DRM0
Warning
Donotremovethepre-installedterminalwhen
theDREDfunctionisnotapplied.Installthe
terminalbacktotheinverterwhentheDRED
functionisnottobeusedforthemoment.The
invertercannotbegrid-tiediftheDREDterminal
isremoved.
RS485/
Meter
DRED
Connecting the Communication Cable (RS485, Meter, and DRED)

15
+: DRM4/8
-: REFGen
RS485 RSD
6.5mm
25mm
1
3
6
2
2
1
4
5
3
M3
0.6~0.8N·m
4
3
2
1
Connecting the Remote Shutdown (RSD) Communication Cable

16
Installing Communication Module
Connecting the USB Cable
NOTICE
• Thecommunicationmodulesmaylookdi󽗈erent,butinstalledinthesameway.The
following󽗉gureshowsthewaytoinstallaWiFimodule.
• Refertothedeliveredcommunicationmoduleusermanualtogetmoreintroductiontothe
module.
• Removethecommunicationmoduleusingtheunlocktool.Themanufacturershallnotbe
liablefortheportdamageifthemoduleisremovedwithouttheunlocktool.

17
Longpress
for2s
2.Waitfor20s,theinverterwillsetthesafetycountryautomaticallyandgobacktothestandby
interface.
1.SelecttherightsafetycountryviaLCD.
OFF
ON
1
2
3
05 Power On
Power ON
Power OFF
Turnon 123
Turno󽗈 132
Check the LED indicators
06 Commissioning
Commissioning via LCD
SelectCountry/
Region China Shortpress China

18
Commissioning via SolarGo APP
4
2
1
3
56
Bluetooth:SOL-BLE********
WiFi:SOL-WiFi********
WiFiinitialpassword:12345678
ScantheQRCodeonthe
equipmentifyouneedtouse
4GorGPRS.
*arethelast8digitsofthe
inverterSN.
Initialpasswordfor
Bluetooth/WiFi:1234.
InitialPasswordfor4G:
automatically󽗉llin.
InitialPasswordforGPRS:
thelast4digitsofthe
inverterbarcode.
play
App Store <10m
<5m
SolarGo
SolarGo App

19
Monitoring via SEMS Portal App
play
App Store
SEMSPortalAPP
SEMSPortal
4
3
2
1
5
6
Test
Contactaftersalesservice
orthedealertogetthe
accountandthepassword. Con󽗉gureWiFifollowing
theinstructions.ForWiFi
moduleonly.