CanadianSolar CSI SERIES Installation And Operation Manual
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CanadianSolar CSI SERIES Installation And Operation Manual

Grid-tied pv inverter
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CANADIAN SOLAR INC.
Global Headquarters:
545 Speedvale Avenue, West Guelph, Ontario N1K 1E6, Canada
Tel: +1 519 837 1881
Sales Inquiries Email:
sales.ca@canadiansolar.com
Technical Inquiries Email:
service.ca@canadiansolar.com
CANADIAN SOLAR (USA) , INC.
North America Headquarters:
3000 Oak Road, Ste 400, Walnut Creek, CA 94596
Tel: +1 888 998 7739
Sales Inquiries Email:
sales.us@canadiansolar.com
Technical Inquiries Email:
service.ca@canadiansolar.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.
CSI SERIES GRID-TIED PV Inverter
CSI-50KTL-GS-FLB & CSI-50KTL-GS-B
CSI-60KTL-GS-B & CSI-66KTL-GS-B
INSTALLATION AND OPERATION MANUAL
VERSION 1.0

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Summary of Contents for CanadianSolar CSI SERIES

  • Page 1 CSI SERIES GRID-TIED PV Inverter CSI-50KTL-GS-FLB & CSI-50KTL-GS-B CSI-60KTL-GS-B & CSI-66KTL-GS-B INSTALLATION AND OPERATION MANUAL VERSION 1.0 CANADIAN SOLAR INC. Global Headquarters: 545 Speedvale Avenue, West Guelph, Ontario N1K 1E6, Canada Tel: +1 519 837 1881 Sales Inquiries Email: sales.ca@canadiansolar.com Technical Inquiries Email: service.ca@canadiansolar.com...
  • 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 3.7 Installing the inverter ………………………………………………………………………………………………………………………………………… ………………………………………………………………………………………………… 1.1 Product Description 3.8 External ground connection point ……………………………………………………………………………………………………… ………………………………………………………………………………………………… 4. Communication & Monitoring 1.2 Unpacking and storage ……………………………………………………………………………………………… ……………………………………………………………………………………………… 1.2.1 Storage 4.1 RS485 ……………………………………………………………………………………………………………… ……………………………………………………………………………………………………………………………… 2. Safety instructions 4.1.1 Wiring a single inverter and daisy chain inverter ………………………………………………………………………………………………………………………...

  • Page 4: Introduction

    1. Introduction Contents 1.1 Product Description Canadian Solar Three Phase Inverters convert DC power from the photovoltaic (PV) array 6.5.2 Set Address …………………………………………………………………………………………………… into alternating current (AC) power that can satisfy local loads as well as feed the power 6.6 Sub-menu:Advanced Info – Technicians only ……………………………………………………...

  • Page 5: Unpacking And Storage

    The inverter and wire box ship in separate cartons. When unpacking, please verify all the parts listed below are included: Description Part # Number Inverter wire box CSI SERIES GRID-TIED PV Inverter CSI-50KTL-GS-FLB & CSI-50KTL-GS-B Wire box mounting plate CSI-60KTL-GS-B & CSI-66KTL-GS-B INSTALLATION AND OPERATION MANUAL VERSION 1.0...

  • Page 6: 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 7: Notice For Use

    2. Safety Instructions 2. Safety Instructions 2.4 Protection Circuitry and Controls To meet relevant codes and standards, the Canadian Solar three phase inverter line is equipped with protective circuitry and controls. These include Arc Fault Circuit Interrupter WARNING To reduce the risk of fire, branch circuit over-current protective (AFCI) and Anti-Islanding Protection.

  • Page 8: Installation

    3. Installation 3. Installation 3.1 Environmental considerations 3.1.1.1 Examples of correct and incorrect installations 3.1.1 Select a location for the inverter When selecting a location for the inverter, consider the following: ● The temperature of the inverter heat-sink can reach 167⁰F (75C). ●...

  • Page 9: Avoiding Direct Sunlight

    3. Installation 3. Installation 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 10 3. Installation 3. Installation 3.3.1 Installation NOTE Inverter must not be mounted on a post or pole. Damage to inverter or mounting bracket may occur. Inverter must be mounted on a frame as shown or on a wall or other flat surface. 1) .
  • Page 11 3. Installation 3. Installation 5). Use two M6 screws and locking plates on both side. Do not tighten as these will be used later. 3). Hang the wire box on the mounting plate. 6). Unscrew the six M5 captive screws on the wire box cover, and remove the cover. 4).

  • Page 12: Wiring Box Configuration

    3. Installation 3. Installation 3.5 DC connection 3.4 Wiring box configuration The Canadian Solar U.S. Three Phase Inverter wiring box is designed for easy access to all WARNING connection terminals, including monitoring communication ports. The wire box features a Before connecting the inverter, make sure the PV array open circuit voltage is within the limit of the inverter.

  • Page 13: String Sizing

    3. Installation 3. Installation 3.5.1 DC connection high voltage danger notice 3.5.3.1 Maximum allowable amperage per fuse and channel Figure 3.11 Shows sixteen (16) channels for connecting DC strings. Each channel is protected CAUTION by a fuse. The included fuses are rated at 15A. Changing fuse size could damage the fuse or RISK OF ELECTRIC SHOCK leave the module improperly protected.

  • Page 14: Making Connections To The Ac Side Of The Inverter

    3. Installation 3. Installation 3.6 Making connections to the AC side of the inverter 3.6.2 Wiring procedure WARNING CAUTION An over-current protection device must be used between the inverter and RISK OF ELECTRIC SHOCK. Prior to starting the wiring procedure, ensure the grid.

  • Page 15: Installing The Inverter

    3. Installation 3. Installation 4). Remove the nuts on the AC terminal block. 2). Loosen the M6 screws on both sides of the wire box. Do not remove the screws. 5). Use a maximum torque 3Nm to fasten the nuts. 6).Connect the equipment grounding conductor to the ground bar.
  • Page 16 3. Installation 3. Installation 4). The positioning plate of inverter should insert into the positioning slot. 6). Remove the two M6 screws and locking plate on the wire box mounting rack,and use two M6 screws to attach the inverter and wire box on each side, the torque is 1.6-2 N.m. Tighten the M6 screws loosened in Step 2, the torque is 4-6N.m.

  • Page 17: External Ground Connection Point

    3. Installation 3. Installation 100~300mm Figure 3.24 3.8 External ground connection point Figure 3.21 Figure 3.22 An OPTIONAL external ground connection (PE) is provided on the right side of the inverter. To use the OPTIONAL external ground connection (see Figure 3.25): 1).

  • Page 18: Rs485

    4. Comm. & Monitoring 4. Comm. & Monitoring Overview RS485 communication connection of RJ45 network port There are three (3) sets of terminals used for RS485 communication. When using terminal 5 (RJ45 connector) to connect, use the following wiring sequence. Terminal 4 (Figure 3.8) has screw terminals for a multiple inverter communication Connect the Ethernet cable according to the TIA/EIA 568B standard.

  • Page 19: 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 20: 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 21: 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 22: Main Menu

    6. Normal operation 6. Normal operation During normal operation, the LCD shows the current status of the inverter. The LCD will Display Description Duration display current power generation, total generation, current AC power in watts and other V_DC1: Shows input 01 voltage value. data in rotation (See Table 6.1).

  • Page 23: Sub-Menu:settings

    6. Normal operation 6. Normal operation 6.5 Sub-menu: Settings 6.6 Sub-menu: Advanced Info - Technicians Only The following sub-menus are displayed when the Settings menu is selected: NOTE: 1. Set Time. Access to this area is for fully qualified and accredited technicians only. 2.

  • Page 24: Running Message

    6. Normal operation 6. Normal operation 6.6.2 Running Message 2015-02: 0510kWh 2015: 0017513kWh This function is for maintenance personnel to get operational data such as internal temperature, 2015-01: 0610kWh 2014: 0165879kWh Standard NO. etc. Figure 6.12 Monthly energy Figure 6.13 Yearly energy Screens can be scrolled manually by pressing the UP/DOWN keys.

  • Page 25: Advanced Settings - Technicians Only

    6. Normal operation 6. Normal operation 6.7 Advanced Settings - Technicians Only NOTE: CSI-50KTL-GS-FL / CSI-50KTL-GS / CSI-60KTL-GS / CSI-66KTL-GS Access to this area is for fully qualified and accredited technicians only. OV-G-V1: 236---335V OV-G-F1: 60.2-63Hz Please follow 7.4 to enter password to access this menu. OV-G-V1-T: 0.1---9S OV-G-F1-T: 0.1---9S OV-G-V2: 248---341V...

  • Page 26: Calibrate Energy

    6. Normal operation 6. Normal operation 6.7.2 Grid ON/OFF This function is used to start or stop the power generation of the inverter. (see Figure 6.18). This function is applicable for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. Grid ON 6.7.6 Calibrate Energy Grid OFF...
  • Page 27 6. Normal operation 6. Normal operation 6.7.7.1 Grid Filter Set Selecting RUN will enable parallel strings setup. All MPPT channels will operate in parallel. Selecting STOP disables parallel string setup. All MPPT channels will operate independently. Press the ENTER to show the submenu of Grid Filter Set. The default setting is STOP (disabled).

  • Page 28: Std Mode Settings

    6. Normal operation 6. Normal operation 6.7.8 STD Mode Settings voltage （% nominal voltage） Wear Maximum Ride-through Region Operating mode pressure until time limit 480Va.c. V≥576 Not Applicable 0.16S Momentary Cessation 528＜V＜576 This section is applicable to maintenance personnel only. Continuous Operation 422.4≤V≤528 336≤V＜422.4...
  • Page 29 6. Normal operation 6. Normal operation 3. Volt-var 6. P-Factor Inverter will generate reactive power when voltage changes. Inverter will change power factor when output power changes. This mode is not required by UL1741SA. Q1,cap Q2=Q3=0 This function is applicable by maintenance personnel only, wrong operation Vnom will prevent the inverter from reaching maximum power.

  • Page 30: Restore Settings

    6. Normal operation 6. Normal operation 6.7.8.4 10mins Voltage Set Power Rate:016% This function is disabled andnot used for the US. RateP_Sts-US:STOP Figure 6.30 Power Rate Limit This function is applicable by maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. 6.7.8.3 Freq Derate Set There are 5 derate modes in this menu.

  • Page 31: Updater

    6. Normal operation 6. Normal operation 6.7.10 Updater Press the UP/DOWN keys to scroll through items. Press the ENTER key to select. Press the DOWN key to scroll and press the UP key to change the value. Press the ENTER key to save the setting. Press the ESC key to cancel. changes and return to the previous menu.

  • Page 32: Maintenance

    7. Maintenance 7. Maintenance The Canadian Solar U.S. Three Phase series inverters do not require any regular maintenance. However, cleaning the dust off the heat sink will help dissipate heat away from the inverter, which will increase the life of the inverter. CAUTION Do not touch the surface when the inverter is operating.

  • Page 33: Troubleshooting

    Attn: Customer Service Department 3000 Oak Road, Suite 400 Walnut Creek, CA 94597 Figure 7.4 Tel: +1 855 315 8915 E-mail: service.ca@canadiansolar.com 7). Reassemble the fan assembly. 8). Reconnect the electrical connections and reinstall the fan assembly. Please have the following information available when contacting technical support: 9).
  • Page 34 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 35: Specifications

    8. Troubleshooting 9. Specifications CSI-50KTL-GS-FLB Alarms Cause Solution Max DC input voltage 1000Vdc Test – With DC Switch OFF MPPT operation range 200~850Vdc • Measure AC voltage Max DC input current • Test AC line for THD 88A (22A per MPPT) •...
  • Page 36 9. Specifications 9. Specifications CSI-50KTL-GS-B CSI-60KTL-GS-B CSI-66KTL-GS-B Max DC input voltage Max DC input voltage 1000Vdc 1000Vdc MPPT operation range MPPT operation range 200~850Vdc 200~850Vdc Max DC input current Max DC input current 114A (28.5A per MPPT) 114A (28.5A per MPPT) Number of MPPT/strings per MPPT Number of MPPT/strings per MPPT Rated output power...

  • Page 37: Appendices

    10. Appendices 10. Appendices 10.1 Appendix A P/V curve for CSI-50KTL-GS-FLB Part Torque Power(W) AC Terminal 3-6 Nm 50000 DC Fuse Teminal 1.5-1.7 Nm Screw For Wiring Box Cover 1.8-2.0 Nm Ground Terminal 3 Nm Figure 10.1 17500 P（%） 100% Voltage(V) 990 1000 Figure 10.3 CSI-50KTL-GS-FLB Inverter output power by input voltage...
  • Page 38 10. Appendices P/V curve for CSI-60KTL-GS-B Power(W) 60000 21000 Voltage(V) 990 1000 Figure 10.5 CSI-60KTL-GS-B Inverter output power by input voltage P/V curve for CSI-66KTL-GS-B Power(W) 66000 23100 Voltage(V) 990 1000 Figure 10.6 CSI-66KTL-GS-B Inverter output power by input voltage .72.
  • Page 39 5% tolerance to what was tested. Record V in Notes Grounding cable Ensure ground cable is irmly attached to grounding lug. [ ] Good [ ] Poor www.canadiansolar.com page 1 of 5 Please return completed form to inverter.register@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. www.canadiansolar.com page 2 of 5 Please return completed form to inverter.register@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 www.canadiansolar.com page 3 of 5 Please return completed form to inverter.register@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: www.canadiansolar.com page 4 of 5 Please return completed form to inverter.register@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 www.canadiansolar.com page 5 of 5 Please return completed form to inverter.register@canadiansolar.com...

This manual is also suitable for:

Csi-60ktl-gs-bCsi-66ktl-gs-bCsi-50ktl-gs-flbCsi-50ktl-gs-b

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