CanadianSolar CSI-125KTL-GS-E Installation And Operation Manual
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CanadianSolar CSI-125KTL-GS-E Installation And Operation Manual

Csi grid-tied pv inverter
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CSI Solar Co., Ltd.
199 Lushan Road, SND, Suzhou, Jiangsu, China, 215129
P +1 519 837 1881
F +1 519 837 2550
Sales Inquiries Email: info@csisolar.com
Customer Support Email: service.ca@csisolar.com
This manual is subject to change without prior notification. Copyright is reserved.
Duplication of any part of this issue is prohibited without written permission.
Please adhere to the actual products in case of any discrepancies in this user manual.
CSI GRID-TIED PV INVERTER
INSTALLATION AND OPERATION MANUAL
CSI-125KTL-GS-E
Version 1.3, Release Date: 05,2021
CSI Solar Co., Ltd.
199 Lushan Road, SND, Suzhou, Jiangsu, China, 215129
www.csisolar.com

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Summary of Contents for CanadianSolar CSI-125KTL-GS-E

  • Page 1 CSI GRID-TIED PV INVERTER INSTALLATION AND OPERATION MANUAL CSI-125KTL-GS-E CSI Solar Co., Ltd. 199 Lushan Road, SND, Suzhou, Jiangsu, China, 215129 P +1 519 837 1881 F +1 519 837 2550 Sales Inquiries Email: info@csisolar.com Customer Support Email: service.ca@csisolar.com This manual is subject to change without prior notification. Copyright is reserved.
  • Page 2 Important notes ● Product specifications are subject to change without notice. Every attempt has been made to make this document complete, accurate and up-to-date. Individuals reviewing this document and installers or service personnel are cautioned, however, that Canadian Solar reserves the right to make changes without notice and shall not be responsible for any damages, including indirect, incidental or consequential damages caused by reliance on the material presented including, but not limited to, omissions, typographical errors, arithmetical errors or listing errors in the material provided in this document.

  • Page 3: Table Of Contents

    Contents Contents 1. Introduction 6.5 Settings ………………………………………………………………………………………………………………………………………… ……………………………………………………………………………………………………………………………… 1.1 Product Description 6.5.1 Set Time …………………………………………………………………………………………………… ……………………………………………………………………………………………………… 1.2 Unpacking and storage 6.5.2 Set Address …………………………………………………………………………………………………… ……………………………………………………………………………………………… 6.6 Advanced Info - Technicians Only 1.2.1 Storage …………………………………………………………………………… ……………………………………………………………………………………………………………… 6.6.1 Alarm Message 2. Safety Instruction ……………………………………………………………………………………………………...

  • Page 4: Introduction

    When unpacking, please verify all the parts listed below are included: distribution grid. This manual covers the three phase inverter model listed below: CSI-125KTL-GS-E LED lights LCD display 4 buttons Manual Figure 1.1 Front view...

  • Page 5: Storage

    1. Introduction 2. Safety Instructions 1.2.1 Storage Improper use may result in electric shock hazards or burns. This product manual contains important instructions that are required to be followed during installation and maintenance. If the inverter is not installed immediately, storage instructions and environmental conditions are below: Please read these instructions carefully before use and keep them in an easily locatable place ●...

  • Page 6: Notice For Use

    2. Safety Instructions 3. Installation 3.1 Environmental considerations 3.1.1 Select a location for the inverter CAUTION When selecting a location for the inverter, consider the following: Risk of electric shock from energy stored in the inverter's capacitors. Do not remove cover until five (5) minutes after disconnecting all sources WARNING: Risk of fire of supply have passed, and this can only be done by a service technician.

  • Page 7: Other Environmental Considerations

    3. Installation 3. Installation 3.1.1.1 Examples of correct and incorrect installations 3.1.2.3 Avoiding direct sunlight Installation of the inverter in a location exposed to direct sunlight should to be avoided. Direct exposure to sunlight could cause: ● Power output limitation (with a resulting decreased energy production by the system). ●...

  • Page 8: Mounting The Inverter

    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.

  • Page 9: Rack Mounting

    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.

  • Page 10: Electrical Connections

    3. Installation 3. Installation 3.4 Electrical Connections 3) Align the mounting plate with the holes, Insert the combination bolt (M10X40)through the Inverter design uses PV style quick-connect terminal. The top cover needn't be opened mounting plate into the hole. Secure the bracket to the metal frame firmly with the supplied during DC electrical connection.

  • Page 11: Grounding

    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).

  • Page 12: Connect Pv Side Of Inverter

    Before connecting the inverter, make sure the PV array open circuit voltage is within the limit of the inverter. Otherwise, the inverter could be damaged. Maximum 1500Vdc for CSI-125KTL-GS-E Crimping plier WARNING DO NOT connect the PV array positive or PV array negative cable to ground.

  • Page 13: Connect Grid Side Of Inverter

    Rated output Current for protection Inverter voltage(V) current (Amps) device (A) CSI-125KTL-GS-E 150(Max 265) Figure 3.24 Fuse holders Table 3.2 Rating of grid OCPD Thesizingofthestringfusesmusttakeintoaccountthetwofollowingconditions: 1). The nominal current rating of the selected fuse must not exceed the maximum fuse 3.4.3.1 Connecting the inverter to the utility grid...
  • Page 14 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 gasket that the three-pole circuit breaker is switched off and cannot be reconnected. spring 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.

  • Page 15: Rs485 Communication

    4. Comm. & Monitoring 4. Comm. & Monitoring 4.1 RS485 communication There are 5 communication terminals on Canadian Solar 125kW inverter. COM1 is a RS-485 communication supports two connections methods: RJ45 connectors/ Terminal board.(Default Modbus RTU) 4-pin connector reserved for WiFi/Cellular datalogger. COM2 and COM3 are RS485 connection between inverters and both RJ45 and Terminal block are provided for use .

  • Page 16: Ethernet Communication

    4. Comm. & Monitoring 4. Comm. & Monitoring 4.2 Ethernet communication 2. RS-485 communication through terminal board. Use the RJ45 connectors to perform the Ethernet communication which supports the The cross sectional area of the cable wire for terminal board connection should be 0.2-1.5mm. Canadian Solar Monitoring Platform and Modbus TCP protocol(Both By Default).
  • Page 17 4. Comm. & Monitoring 4. Comm. & Monitoring 1.Monitoring Platform After the daisy chain connection is finished, please use the SN/QR code on the board to NOTE: Laptop IP Configuration register the system on Canadian Solar monitoring website or APP. Step 1: With a network cable to connect the computer and LAN Stick, right-click the computer icon in the lower right corner of the computer, enter the “network and sharing center”.

  • Page 18: Commissioning

    5. Commissioning 5. Commissioning 5.1 Selecting the appropriate grid standard 5.1.1 Verifying grid standard for country of installation 3). Use the UP/DOWN keys to highlight the SELECT STANDARD option. Press enter to select. Canadian Solar inverters are used worldwide and feature preset standards for operating on any grid.

  • Page 19: Preliminary Checks

    5. Commissioning 5. Commissioning 5.4 Preliminary checks 3). Measure the voltage present between the positive and negative wires of each string. WARNING If the open circuit voltage of the string is near the maximum value accepted by the High Voltage. inverter, verify the string length.

  • Page 20: Ac Configuration

    5. Commissioning 6. Normal operation 6.1 Start-up procedure 5.4.4 AC configuration To start-up the inverter, it is mandatory that the steps below are followed in the exact order outlined. Verify AC configuration. 1). Ensure the commissioning checks in Section 5 have been performed. 5.4.4.1 Measure VAC and frequency 2).

  • Page 21: Main Menu

    6. Normal operation 6. Normal operation Display Duration Description In normal operation, LCD screen alternatively shows inverter power and operation status (see Figure 6.1). The screen can be scrolled manually by pressing the UP/DOWN keys. VPV_Total: Shows input voltage total. VPV_Total: 1000.0V 10 sec IPV_Total:...

  • Page 22: Lock Screen

    6. Normal operation 6. Normal operation 6.4.1 Lock Screen 6.6 Advanced Info - Technicians Only Pressing the ESC key returns to the Main Menu. Pressing the ENTER key locks NOTE: (Figure 6.2(a)) or unlocks (Figure 6.2 (b)) the screen. To access to this area is for fully qualified and accredited technicians only. Enter menu “Advanced Info.”...

  • Page 23: Version

    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>...

  • Page 24: Advanced Settings - Technicians Only

    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...

  • Page 25: Grid On/Off

    6. Normal operation 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 Canadian Solar Three Phase Active and reactive power can be set through power setting button. Inverter (see Figure 6.18).

  • Page 26: Std Mode Settings

    6. Normal operation 6. Normal operation 6.7.8 STD Mode Settings 1.NULL Description: Inverter is not under any working mode. This section is applicable to maintenance personnel only. 2. Volt-Watt (Not Required) Description: Inverter will change the active output power based on voltage change. Selecting “STD Mode.
  • Page 27 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...
  • Page 28 6. Normal operation 6. Normal operation 6.7.8.1.2 With Rule21 Standard selected Default Settings for Rule21 Standards: NOTE Rated 600V Grid The following modes are for "R21P3-600". V1:less than Vstart V2 (Vstart): (346-415V) Default 367V Canadian Solar inverters have Ten working modes: V3 (Vstop): (381-450V) Default 381V 1.
  • Page 29 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"...
  • Page 30 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.

  • Page 31: Restore Settings

    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.

  • Page 32: Debug Parameter

    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: →...

  • Page 33: I/V Curve

    Interval_V: The scanning voltage interval.(Adjustable from 001V-100V) In total, 60 data points can be scanned. CSI-125KTL-GS-E integrates optional Anti-PID module and it can recover the The max scanning range is from 850-1450V. PID effect during night thus protect the PV system from degradation.

  • Page 34: Fan Maintenance

    7. Maintenance 7. Maintenance 7.3 Fuse Maintenance If the fuse is blown, it is necessary to replace the blown fuse. NOTE: 1. Turn the AC switch to “OFF” position. If you need to maintain the inverter at night, please turn off the AC switch first, 2.

  • Page 35: Surge Protection Device Maintenance

    North, South & Central America Canadian Solar Inc. Attn: Customer Service Department 3000 Oak Road, Suite 400 Walnut Creek, CA 94597 Tel: +1 855 315 8915 E-mail: service.ca@canadiansolar.com Please have the following information available when contacting technical support: Figure 7.6 1). Inverter serial number 2).
  • Page 36 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 •...

  • Page 37: Specifications

    8. Troubleshooting 9. Specifications Model CSI-125KTL-GS-E 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...

  • Page 38: Appendices

    10. Appendices P（%） Torque Parts 100% Cover screws 1.5-1.7 ft-lbs Ground screws (Cover) 4.4-5.9 ft-lbs Ground screws (Invernal) 7.4-8.9 ft-lbs AC terminals 7.4-14.6 ft-lbs T（℃） Figure 10.1 Comments: A thermal sensor inside the inverter is calibrated to determine ambient temperature. All inverters will begin a sloped derate at 50C ending at 50% output power at 60C.
  • Page 39 AC grid voltages are within 5% tolerance to what was tested. Record V in Notes Grounding cable Ensure ground cable is irmly attached to grounding lug. [ ] Good [ ] Poor .74. .75. Please return completed form to inverter.register@canadiansolar.com www.canadiansolar.com...
  • Page 40 AC grid, to ensure that they are within the acceptable limits. At the same time, the green LED will lash and the LCD displays the information of INITIALIZING. .76. .77. Please return completed form to inverter.register@canadiansolar.com www.canadiansolar.com...
  • Page 41 [ ] Reboot successful Testing inverter reboots and shuts down automatically. [ ] Not rebooting Installation and commissioning is complete if [ ] Good Completion no abnormality. [ ] Issues detected .78. .79. Please return completed form to inverter.register@canadiansolar.com www.canadiansolar.com...
  • Page 42 Number of series connected modules in PV strings: Number of PV strings in parallel per MPPT: Total System size (DC Watts): *Specify de-rated power and add nameplate power in parenthesis GENERAL COMMENTS / OBSERVATIONS: .80. .81. Please return completed form to inverter.register@canadiansolar.com www.canadiansolar.com...
  • Page 43 Warning: This checklist is not a replacement for the user manual. Please read the user manual prior to inverter site selection and installation. Inverter serial numbers: INSTALLER´S NAME COMPANY INSTALLER´S SIGNATURE DATE .82. .83. Please return completed form to inverter.register@canadiansolar.com www.canadiansolar.com...

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