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Installation and Operation Manual 125K1 For U.S. Ver1.1 Manufacturer: Ginlong Technologies Co.,Ltd., Ningbo, Zhejiang, P.R.China US Office: 565 Metro Pl. S. Suite 3214, Dublin OH 43017, USA Toll-free: 866.438.8408 I Email: sales@ginlong.com I ussales@ginlong.com Web: www.ginlong.com I www.ginlong-usa.com Please adhere to the actual products in case of any discrepancies in this user manual.
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● Airborne noise produced depending on the environment. ● Potential flammability hazards. ● Ginlong will not be held liable for defects or malfunctions arising from: ● Improper use of the equipment. ● Deterioration resulting from transportation or particular environmental conditions.
1.1 Product Description 1.2 Unpacking and storage Solis Three Phase Transformerless Grid Support Utility Interactive PV Inverters covert DC The inverter ships with all accessories in one carton. power from the photovoltaic(PV) array into alternating current(AC) power that can satisfy local When unpacking, please verify all the parts listed below are included: loads as well as feed the power distribution grid.
2. Important Safety Instruction 1.2.1 Storage SAVE THESE INSTRUCTIONS – This manual contains important instructions for Models Solis-125K1-EHV-5G that shall be followed during installation and maintenance of the If the inverter is not installed immediately, storage instructions and environmental conditions are below: inverter.
Switch is turned on. To stop the inverter, the Grid Supply Main Switch (AC) must be turned off before the DC Switch is turned off. 2.4 Protection Circuitry and Controls To meet relevant codes and standards, the Solis three phase inverter line is 20in equipped with protective circuitry and controls.
Consult the specifications section (section 9) for additional environmental conditions (protection rating, temperature, humidity, altitude, etc.). 3.1.2.2 Vertical wall installation This model of Solis inverter should be mounted vertically (90 degrees or Figure 3.3 Handles used to move the inverter shown circled in red backwards 15 degrees) .
3. Installation 3. Installation 3.3.1 Wall mounting Refer to figure 3.6 and figure 3.7 Inverter shall be mounted vertically. The steps to mount the inverter are listed below. 1. Refer to Figure 3.6, drill holes for mounting screws based on the hole diameter of bracket using a precision drill keeping the drill perpendicular to the wall.
3. Installation 3. Installation 3.3.2 Rack mounting The steps to mounted to the rack are listed below: 3. Install mounting plate 1. Select a location for the inverter 1) Remove the bracket and fasteners from the packaging. Mark the position for hole, drilling according to the hole positions of the bracket.
3. Installation 3. Installation 3.4 Electrical Connections 3) Align the mounting plate with the holes, Insert the combination bolt (M10X40)through the The inverter is designed with a wiring box at the bottom. Before the electrical connection, it mounting plate into the hole. Secure the bracket to the metal frame firmly with the supplied requires the cover for the bottom wiring box to be removed.
3. Installation 3. Installation 3.4.1 Grounding 4) Insert the stripped wire into the OT terminal crimping area and use the hydraulic To effectively protect the inverter, two grounding methods must be performed. Connect the AC grounding cable (Please refer to section 3.4.3) clamp to crimp the terminal to the wire (see Figure 3.16).
3. Installation 3. Installation 3.4.2 Connect PV side of inverter 4. Insert the cable through the nut, sheath, and DC terminal cover. Connect the cable to the DC terminal block in turn, using a socket wrench.Tighten the screws on the terminal block. WARNING The torque is 7.4-14.7 ft.lbs.
(Amps) device (A) Confirm proper string length and voltage range before connecting DC cable to the inverter. Solis-125K1-EHV-5G 150(265A Max) Table 3.2 Rating of grid OCPD 3.4.3.1 Connecting the inverter to the utility grid All electrical installations must be carried out in accordance with the local standards and the National Electrical Code®...
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3. Installation 3. Installation 3.4.3.2 Wiring procedure CAUTION copper terminal of cable RISK OF ELECTRIC SHOCK. Prior to starting the wiring procedure, ensure flat washer that the three-pole circuit breaker is switched off and cannot be reconnected. lock washer NOTE Damage or destruction of the inverter's electronic components due to moisture and dust intrusion will occur if the enclosure opening is enlarged.
4. Comm. & Monitoring 4. Comm. & Monitoring There are 5 communication terminals on Solis 125kW inverter. COM1 is a Use the network wire stripper to strip the insulation layer off the communication cable. 4-pin connector reserved for WiFi/Cellular datalogger. COM2 and COM3 are RS485 Using the standard wire sequence referenced in TIA/EIA 568B, separate the wires in the cable.
Daisy chain is required for multiple inverter communication through ethernet as shown below. Connect in daisy chain configuration see Figure 4.7. Use the SN/QR code on the board to register the system on Solis monitoring website or APP. See APP for details. Figure 4.9 .28.
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4. Comm. & Monitoring 4. Comm. & Monitoring 2. Monitoring Platform Solis monitoring only(Static IP) 1. Connect laptop directly to Ethernet module with Ethernet cable. System Obtain IP address automatically Use the IP address below Work mode 2. Configure laptop IP address and navigate to 10.10.100.254 via web browser.
3). Use the UP/DOWN keys to highlight the SELECT STANDARD option. Press enter to select. Solis inverters are used worldwide and feature preset standards for operating on any grid. Although the grid standard is set at the factory, it is essential the grid standard be verified for the country of installation before commissioning.
Verify DC configuration by noting the number of panels in a string and the string voltage. Solis inverters are transformer-less and do not have an array connection to ground. Any measurement of a fixed voltage between ground and either the positive or negative string 5.4.3.1 VOC and Polarity...
3). If the meter is equipped, measure the frequency of each phase to ground. 4). Solis inverters are powered from the DC side. When the inverter detects DC 4). Ensure each measurement is within local grid standards and the inverter specifications power that is within start-up and operating ranges, the inverter will turn on.
DRM NO.: Shows DRM Number. 6.4 Information Table 6.1 Information list The Solis three Phase Inverter main menu provides access to operational data and information. The information is displayed by selecting "Information" from the menu and then by scrolling up or down.
This function is used to set the address when muti inverters are connected to three monitor. The address number can be assigned from “01”to “99”(see Figure 6.4). The default address number of Solis Three Phase Inverter is “01”. Alm000: OV-G-V T: 00-00 00:00 D:0000 YES=<ENT>...
6. Normal operation 6. Normal operation 6.6.3 Version 6.6.6 Yearly Energy The screen shows the model version of the inverter. And the screen will show the The function is for checking the energy generation for selected year. software ver by pressing the UP and DOWN at the same time.(see Figure 6.7). YES=<ENT>...
6. Normal operation 6. Normal operation 6.7 Advanced Settings - Technicians Only NOTE: OV-G-V1: 300---480V OV-G-F1: 50.2-63Hz To access to this area is for fully qualified and accredited technicians only. OV-G-V1-T: 0.01---9S OV-G-F1-T: 0.01---9S Please follow 6.4 to enter password to access this menu. OV-G-V2: 300---490V OV-G-F2: 51-63Hz OV-G-V2-T: 0.01---1S...
6. Normal operation 6.7.2 Grid ON/OFF 6.7.5 Power Control This function is used to start up or stop the power generation of Solis Three Phase Active and reactive power can be set through power setting button. Inverter (see Figure 6.18).
Q4,ind NOTE The following modes are for "UL-600V". Figure 6.21 Volt-VAR curve for Q(V) Default Settings for UL1741SA: Solis US version inverters have Seven working modes: Q1: (0-60%) Default +30% Q4: (-60%-0%) Default -30% 1. NULL Rated 600V Grid 2. Volt-watt...
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6. Normal operation 6. Normal operation 4.Fixed-PF 7.VgWatt-UL Description: Inverter will output power with fixed power factor. Description: Inverter will change the active output power based on voltage change. Setting Range: -0.8 to +0.8 Note: This is the Volt-Watt Setting for UL1741SA Standards. Default value is PF = 1 under-excited under-excited...
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NOTE Rated 600V Grid The following modes are for "R21P3-600". V1:less than Vstart V2 (Vstart): (346-415V) Default 367V Solis US version inverters have Ten working modes: V3 (Vstop): (381-450V) Default 381V 1. NULL V4: larger than Vstop 2. Volt-watt P1:100% P2:100% P3: 0% P4:0% 3.
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6. Normal operation 6. Normal operation 8. Enable both Volt-Var and Volt-Watt modes Description: Rule21 requires both Volt-var and Volt-watt modes can be enabled. under-excited under-excited To set both modes (Volt-var in high priority) Step 1: Select and set Volt-watt mode at first. Step 2: Enter "Working Mode"...
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6. Normal operation 6. Normal operation 6.7.8.2 Power Rate Limit This function is used for change Power Ramp-up rate. When inverter start up or input string Mode 08 : MPPT changes, inverter power ramp-up rate is limited in this menu. This setting is used to control real power based on the frequency excursion This setting is applicable when Rule21 Standards are selected.
6. Normal operation 6. Normal operation 6.7.8.4 10mins Voltage Set 6.7.9 Restore Settings This function is disabled andnot used for the US. There are 5 items in initial setting submenu. Restore setting could set all item in 6.5.7 special setting to default. Thescreenshowsasbelow: This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power.
6. Normal operation 6. Normal operation 6.7.12 Debug Parameter 6.7.14 DSP Update The function is used for update the DSP. This section is applicable to maintenance personnel only. This function is applicable by maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. Debug Parameter as shown as below: →...
7. Maintenance 7. Maintenance Solis Three Phase Inverter does not require any regular maintenance. However, NOTE: cleaning the dust on heat-sink will help the inverter to dissipate the heat and increase its life If you need to maintain the inverter at night, please turn off the AC switch first, time.
6). Your contact details 8.3.1 Troubleshooting guide Solis inverters are designed in accordance with international grid standards, safety standards and electromagnetic compatibility requirements. Before delivery to the customer, the inverter has been subjected to intensive testing to ensure its optimal operation and reliability.
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8. Troubleshooting 8. Troubleshooting Alarms Cause Solution Alarms Cause Solution Test – DC switch OFF Test – DC switch OFF • Check frequency at the inverter test points • Check PV connections • If Frequency measures high, adjust upper • Input voltage low/missing •...
8. Troubleshooting 9. Specifications Model Solis-125K1-EHV-5G Alarms Cause Solution Max. DC input voltage (Volts) 1500 Test – With DC Switch OFF Rated DC voltage (Volts) • Measure AC voltage Start-up voltage (Volts) • Test AC line for THD MPPT voltage range (Volts) 860...1450...
10. Appendices 10. Appendices Torque Parts Cover screws 2.4-2.7 ft.lbs Ground screws (Cover) 7.4-14.7 ft.lbs Ground screws (Inverter) 7.4-14.7 ft.lbs Grid terminals 7.4-14.7 ft.lbs 0.78 50 55 Ambient Temperature [℃ ] Figure 10.1 For all models of inverter Comments: A thermal sensor inside the inverter is calibrated to determine ambient temperature. All inverters will begin a sloped derate at 45°C ending at 78% output power at 60°C.
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