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REV.1-Preliminary
About This Manual
This manual describes the installation, electrical connection, commissioning and maintenance, APP
operation of the inverter. Please first read the manual and related documents carefully before using the
product and store it in a place where installation, operation and maintenance personnel can access it at
any time. The illustration in this user manual is for reference only. This user manual is subject to change
without prior notice.
Target Group
Inverters must be installed by professional installers and electricians who have
obtained relevant qualifications from SolarMG. If the installation procedure is
carried out by other users, the warranty is not recognized.
Scope
Fan cooling series
Natural cooling series
SG-5KWT
SG-17KWT
SG-6KWT
SG- 20KWT
SG-8KWT
SG-10KWT
SG-22WKT
SG-12KWT
SG-25KWT
SG-15KWT
SG-30KWT
Conventions
The following safety instructions and general information are used within this user manual.
Indicates an imminently hazardous situation which, if not correctly
DANGER
followed, will result in serious injury or death.
Indicates a potentially hazardous situation which, if not correctly
WARNING
followed, will result in serious injury or death.
Indicates a potentially hazardous situation which, if not correctly
CAUTION
followed, could result in moderate or minor injury.
Indicates a potentially hazardous situation which, if not correctly
NOTICE
followed, could result in equipment failure to run, or property damage.
Call attention to important information, best practices and tips:
NOTE
supplement additional safety instructions for your better use of the
inverter to reduce the waste of you resource.
S.MG-OM:SG 5-30T
3
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Table of Contents
Related Manuals for SOLARMG SG-5KWT
Summary of Contents for SOLARMG SG-5KWT
- Page 1 Target Group Inverters must be installed by professional installers and electricians who have obtained relevant qualifications from SolarMG. If the installation procedure is carried out by other users, the warranty is not recognized. Scope Fan cooling series...
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Page 2: Table Of Contents
REV.1-Preliminary S.MG-OM:SG 5-30T Contents Contents 6. Startup/Shutdown Procedure Preface 1 Check before startup/shutdown procedure About This Manual 6.2 Startup/Shutdown steps Target Group 6.3 Shutdown procedure Scope Conventions 7. User Interface 8. Troubleshooting and Maintenance 1. Safety 8.1 Inverter Troubleshooting 1.1 Symbols Used 8.2 Maintenance 1.2 Safety Instruction 8.2.1 Routine Maintenance... -
Page 3: Symbols Used
REV.1-Preliminary S.MG-OM:SG 5-30T 1.2 Safety Instruction Before using the inverter, please read all instructions and cautionary markings on the unit and manual. Put the instructions where you can take them easily. Installation and maintenance of inverters must be performed by qualified personnel, in accordance with The inverter of us strictly conforms to related safety rules in design and test. -
Page 4: Product Appearance
REV.1-Preliminary S.MG-OM:SG 5-30T Product Appearance 2.1 Overview The following is only for reference, specific please in kind prevail. The three-phase grid-tied PV inverter converts the DC generated by PV panels into three-phase alternating current and is delivered to the grid. 414.27mm 208.5mm This series inverter is an important part of PV system and it is suitable for household use,... -
Page 5: Unpack And Storage
REV.1-Preliminary S.MG-OM:SG 5-30T Unpack and Storage 3.1 Unpack and Check Complete test and strict inspection shall be done before the inverter is sent out. When receiving the inverter, check that the packing materials are intact. After unpacking, examine the PV inverter and its fittings for damage and check that the deliverables are complete. -
Page 6: Storage Inverter
REV.1-Preliminary S.MG-OM:SG 5-30T Installation Storage Inverter After checking the outer packing, move the PV inverter to the designated installation position horizontally. If the inverter is not used immediately, please keep the inverter in a specific environment according to the following requirements: 1. - Page 7 REV.1-Preliminary S.MG-OM:SG 5-30T 4.1.2 Mounting Requirements Installation perspective schematic Mount the inverter vertically or tilted backward by max 15°. In order to facilitate the heat dissipation of the inverter. The wrong installation mode causes the inverter to be damaged or unable to NOTICE work properly.
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Page 8: Mounting
REV.1-Preliminary S.MG-OM:SG 5-30T 4.2 Mounting Step 1. Install the mounting bracket Step 2. Install the inverter. Install the inverter on the bracket accurately and tighten the screws at both sides, as shown in Step 5 and The walls must be fireproof and non-flammable materials, otherwise there Step 6. -
Page 9: Electrical Connection
REV.1-Preliminary S.MG-OM:SG 5-30T Electrical Connection Grounding According to the EN50178 requirement, the right side of the device has a protective grounding connection. System Connection Be sure to connect the protection ground cable to this port when installing the inverter. The user can perform the ground connection according to the on-site condition. Step1.Remove an appropriate length using a wire Stripper. -
Page 10: Ac Connection
Unscrew the nut of the cover and thread the AC cable (5 wires) cross the nut, threaded sleeve and the cover. Then crimp the OT terminal and use heat shrink tubing or insulation tape for protection. SG-5KWT,SG-6KWT,SG-8KWT Wires threading and pressing. -
Page 11: Dc Connection
Inverter model PV input configuration To ensure that the inverter reaches the enclosure of IP65, it can only NOTE SG-5KWT, 6KWT PV strings circuit＜15A，All PV strings are connected into one group use the connector provided by supply. SG-8KWL, 10KWT PV strings circuit＜12A，All PV strings are connected into two groups... -
Page 12: Communication Connection
REV.1-Preliminary S.MG-OM:SG 5-30T Communication Connection 5.3.2 PV Connection PV connection please refer to below. 5.4.1 Communication Mode Description You can use the following communication modes to implement communication: Bluetooth, WIFI, GPRS and RS485 which are described as follows. 8~10mm Limit buckle Positive Connector Click Bluetooth Module... - Page 13 REV.1-Preliminary S.MG-OM:SG 5-30T 5.4.3 RS485 Connection The multiple inverter network and RS485 communication are as follows: ① Download the APP in either of the following ways Scan the QR code on the inverter to download the APP Download the APP from the APP store or Google Play. Note: You need to grant all access rights in all pop-up windows when installing the APP or setting your phone.
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Page 14: Startup/Shutdown Procedure
REV.1-Preliminary S.MG-OM:SG 5-30T Startup/Shutdown Procedure Shutdown Procedure It may be necessary to shut down the inverter sometimes during the daily use. If necessary, please Check before startup/shutdown Procedure follow the procedures: Check following this steps after installation. Supply Main Switch Items See if there’s any on site The figure is only for reference) - Page 15 REV.1-Preliminary S.MG-OM:SG 5-30T Table 7-1 LED status descriptions Meter LED status Descriptions LED status Descriptions Red led blink slowly 1s/time Output side fault Blue led blink Standby or startup state E-Today E-Total slowly 1s/time (not connected to the grid) Normal status: today and total energy, MPPT Red led blink quickly 0.25s/time Input side fault voltage and current are showed in turn.
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Page 16: Troubleshooting And Maintenance
REV.1-Preliminary S.MG-OM:SG 5-30T Troubleshooting and Maintenance If the alarm occurs accidentally, possibly the power grid is abnormal accidentally. No extra action is needed. If the alarm occurs repeatedly, contact the local power station. After receiving approval of the local power bureau, revise the electrical protection parameters setting on the inverter through APP. Before maintaining and commissioning inverter and its peripheral distribution unit, If the alarm persists for a long time, please confirm: switch off all the charged terminals of the inverter and wait at least 10 minutes after... -
Page 17: Maintenance
REV.1-Preliminary S.MG-OM:SG 5-30T 1. If the alarm occurs occasionally, the inverter can be automatically recovered and no action is required. Remote monitoring If this phenomenon occurs occasionally, it will not be used for communication signals. C0-Internal power 2. If the alarm occurs repeatedly, the inverter cannot work properly. Please contact the customer service data is not updated If long time data is not updated, Contact customer service report repair. - Page 18 REV.1-Preliminary S.MG-OM:SG 5-30T Only take 25k model as an example Step5 Use a soft brush to clean the fan. If you need to replace the fan, use a screwdriver to unscrew the fan bracket and remove the fan. Step6 Install the new fan in the opposite steps, and then power on the system. - -----Ending Inverter Uninstall Inverter uninstall requires below procedure:...
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Page 19: Technical Specifications
REV.1-Preliminary S.MG-OM:SG 5-30T 9.Technical Specifications... -
Page 20: Technical Assistance
REV.1-Preliminary S.MG-OM:SG 5-30T 10 Technical assistance SolarMG offers a technical assistance and consultancy service. To take advantage of this service, the following number is active: 055911077, Or by writing to the email: support@solarmg.it...
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