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CanadianSolar CSI-25K-T400 Series Installation And Operation Manual

Grid-tied pv inverter
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Canada – Global Headquarters
Canadian Solar Inc.
CSI GRID-TIED PV INVERTER
545 Speedvale Avenue West, Guelph, Ontario, N1K 1E6
P +1 519 837 1881
INSTALLATION AND OPERATION MANUAL
F +1 519 837 2550
Sales Inquiries Email: info@canadiansolar.com
CSI-25K-T400 | CSI-30K-T400 | CSI-33K-T400
Customer Support Email: service.ca@canadiansolar.com
CSI-36K-T400 | CSI-40K-T400 | CSI-40K-T500 | CSI-50K-T500
Europe, Middle East & Africa
Canadian Solar EMEA GmbH
Landsberger Straße 94, 80339 Munich, Germany
P +49 (0) 89 519 968 90
F +49 (0) 89 519 968 911
Sales Inquiries Email: sales.emea@canadiansolar.com
Customer Support Email: service.emea@canadiansolar.com
Australia
Canadian Solar MSS (Australia) Pty Ltd
44 Stephenson St, Cremorne VIC 3121, Australia
P +61 ( 3 ) 860 918 44
Sales Inquiries Email: sales.au@canadiansolar.com
Customer Support Email: service.au@canadiansolar.com
South East Asia
101 Thompson Road #15-03 United Square, Singapore 307591
P +65 6572 905
F +65 6559 4690
Sales Inquires Email: sales.sg@canadiansolar.com
Customer Support Email: service.cn@canadiansolar.com
Latin America
Canadian Solar Brazil
Avenida Roque Petroni Junior, 999, 4º andar Vila Gertrudes,
São Paulo, Brasil,CEP 04707-910
P +55 11 3957 0336
Version 1.0,
Released Date: June, 2020
Sales Inquiries Email:sales.br@canadiansolar.com
Customer Support Email: service.latam@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.

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Summary of Contents for CanadianSolar CSI-25K-T400 Series

  • Page 1 545 Speedvale Avenue West, Guelph, Ontario, N1K 1E6 P +1 519 837 1881 INSTALLATION AND OPERATION MANUAL F +1 519 837 2550 Sales Inquiries Email: info@canadiansolar.com CSI-25K-T400 | CSI-30K-T400 | CSI-33K-T400 Customer Support Email: service.ca@canadiansolar.com CSI-36K-T400 | CSI-40K-T400 | CSI-40K-T500 | CSI-50K-T500 Europe, Middle East &...

  • Page 2: Table Of Contents

    Contents 1. Introduction …………………………………………………………………………………………………………………………… 1.1 Product Description ………………………………………………………………………………………………………… 1.2 Packaging ………………………………………………………………………………………………………………………… 2. Safety Instructions …………………………………………………………………………………………………………… 2.1 Safety Symbols ………………………………………………………………………………………………………………… 2.2 General Safety Instructions …………………………………………………………………………………………… 2.3 Notice For Use ………………………………………………………………………………………………………………… 3. Overview ……………………………………………………………………………………………………………………………… 3.1 Front Panel Display ……………………………………………………………………………………………………… 3.2 LED Status Indicator Lights ……………………………………………………………………………………………...

  • Page 3: Introduction

    1. Introduction 1. Introduction 1.2 Packaging 1.1 Product Description This 3-phase inverter series contains 7 models, as listed here below: When you receive the inverter, please ensure that all the parts listed below are included: CSI-25K-T400GL02-E, CSI-30K-T400GL02-E, CSI-33K-T400GL02-E, CSI-36K-T400GL02-E, CSI-40K-T400GL02-E, CSI-40K-T500GL02-E and CSI-50K-T500GL02-E LED lights LCD display Bracket x1...

  • Page 4: Safety Instructions

    2. Safety Instructions 2. Safety Instructions 2.1 Safety Symbols Safety symbols used in this manual, which highlight potential safety risks and important safety information, are listed as follows: CAUTION: The PV array (solar panels) supplies a DC voltage when they are exposed to WARNING: sunlight, regardless if they are connected or not to an inverter.

  • Page 5: Overview

    3. Overview 4. Product handing and storage 3.1 Front Panel Display 4.1 Product handling Please review the instructions below for handling the inverter: 1. The red circles below denote cutouts on the product package. Push in the cutouts to form handles for moving the inverter (see Figure 4.1). Figure 3.1 Front Panel Display Figure 4.1 move the inverter 3.2 LED Status Indicator Lights...

  • Page 6: Product Storage

    4. Product handing and storage 5. Installation 4.2 Product Storage 5.1 Select a Location for the Inverter If the inverter is not to be installed immediately, storage instructions and environmental To select a location for the inverter, the following criteria should be considered: conditions are below: WARNING: Risk of fire Despite careful construction, electrical devices can cause fires.

  • Page 7: Mounting The Inverter

    5. Installation 5. Installation 5.2 Mounting the Inverter Vertical Backward Bracket size: ≤15° √ √ Inverted × × Figure 5.3 Inverter wall mounting Refer to figure 5.4 and figure 5.5. Inverter shall be installed vertically. The steps to install the inverter are listed below. Install on a vertical surface or structure capable of bearing the weight.

  • Page 8: Electrical Connections

    5. Installation 5. Installation 5.3 Electrical Connections The inverter is equipped with quick-connect terminals so the top cover doesn't need to be WARNING: opened during the electrical connection. The inverter must be mounted vertically, refer to section 5.1. DC input terminal DC 1 ~ DC 8 4.
  • Page 9 5. Installation 5. Installation 3. Strip the ground cable insulation to a suitable length (see Figure 5.12). 5. Remove the screw from the heat sink ground point. 6. Connect the grounding cable to the grounding point on the heat sink, and tighten the grounding screw, Torque is 3-4Nm (see figure 5.14).
  • Page 10 5. Installation 5. Installation 5.3.2 Connect PV side of inverter 5. Measure PV voltage of DC input with multimeter, verify DC input cable polar (see figure 5.17), and ensure each string of PV voltage in range of inverter operation. Before connecting the inverter, please make sure the PV array open circuit Connect DC connector with inverter until hearing a slight clicking sound indicates voltage is within the limit of the inverter.
  • Page 11 5. Installation 5. Installation 5.3.3 Connect grid side of inverter 4. Remove the 4 screws on the inverter junction box and remove the junction box For the AC connection, 10-35mm² cable is required to be used. cover . Please make sure the resistance of cable is lower than 1.5ohm. 5.
  • Page 12 5. Installation 5. Installation 5.3.4 Inverter monitoring connection 5.3.4.1 RS485 Connection The inverter can be monitored via Wi-Fi or GPRS. All Canadian Solar communication Install the RS485 communication cables through the terminal block as shown in Figure 5.27. devices are optional (Figure 5.25). For connection instructions, please refer to the Recommended cable cross sectional area is 0.2 - 1.5mm², the cable outer diameter is Canadian Solar Monitoring Device installation manuals.
  • Page 13 5. Installation 5. Installation 5.3.5 Max. over current protection device (OCPD) 5.3.6 Logic interface connection (Only for UK) To protect the inverter's AC grid connection conductors, Canadian Solar recommends installing Logic interface is required by G98 and G99 standard that can be operated by a simple switch or contactor.

  • Page 14: Start & Stop

    6. Start & Stop 7. Operation 6.1 Start the Inverter To start the Inverter, it is important that the following steps are strictly followed: In normal operation, LCD screen alternatively shows inverter power and operation status (see Figure 7.1). The screen can be scrolled manually by pressing the UP/DOWN keys. 1.

  • Page 15: Settings

    7. Operation 7. Operation 7.2.1 Lock screen Display Duration Description Pressing the ESC key returns to the Main Menu. Pressing the ENTER key locks (Figure 7.2(a)) or unlocks (Figure 7.2 (b)) the screen. V_DC01: Shows input DC voltage. V_DC01: 0000.0V 10 sec i_DC01: 0000.0A...

  • Page 16: Advanced Info

    7. Operation 7. Operation 7.4 Advanced Info - Technicians Only Model: 08 NOTE: Software Version: D20001 To access to this area is for fully qualified and accredited technicians only. Enter menu “Advanced Info.” and “Advanced settings” （need password）. Figure 7.7 Model Version and Software Version Select “Advanced Info.”...

  • Page 17: Advanced Settings

    7. Operation 7. Operation 7.4.6 Yearly Energy 7.5 Advanced Settings - Technicians Only The function is for checking the energy generation for selected year. NOTE: To access to this area is for fully qualified and accredited technicians only. YES=<ENT> NO=<ESC> Please follow 7.4 to enter password to access this menu.
  • Page 18 7. Operation 7. Operation 7.5.4 Reset Password Below is the setting range for “User-Def”. Using this function, the limits can be changed This function is used to set the new password for menu “Advanced info.” and “Advanced manually. information” (see Figure 7.19). OV-G-V1: 236---335V OV-G-F1: 50.2-53Hz(60.2-63Hz) OV-G-V1-T: 0.1---9s...
  • Page 19 7. Operation 7. Operation 7.5.7 Special Settings 7.5.11 External EPM Set This function is turned on when the EPM is connected. This function is applicable by maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. YES=<ENT> NO=<ESC> Fail Safe Set:ON Figure 7.22 Set the Fail Safe ON/OFF 7.5.8 STD Mode settings...

  • Page 20: Maintenance

    7. Operation 8. Maintenance 7.5.16 I/V Curve This function is used to scan the I/V characteristic curves of each PV strings. Canadian Solar Three Phase Inverter does not require any regular maintenance. However, cleaning the dust on heat-sink will help the inverter to dissipate the heat and increase its life time.

  • Page 21: Troubleshooting

    9. Troubleshooting 9. Troubleshooting Alarm Message Failure description Alarm Message Failure description Solution Solution ILeak-PRO 1. Check AC and DC connection. 1. Check PV input connections. Leakage current protection 01/02/03/04 2. Check inverter inside cable connection. Inverter no power 2. Check DC input voltage. No power on LCD (single phase >120V, three phase >350V)

  • Page 22: Specifications

    10. Specifications 10. Specifications Model CSI-25K-T400GL02-E Model CSI-30K-T400GL02-E Max. DC input power (Watts) Max. DC input power (Watts) 33000 39000 Max. DC input voltage (Volts) Max. DC input voltage (Volts) 1100 1100 Rated DC voltage (Volts) Rated DC voltage (Volts) Start-up voltage (Volts) Start-up voltage (Volts) MPPT voltage range (Volts)
  • Page 23 10. Specifications 10. Specifications Model CSI-33K-T400GL02-E Model CSI-36K-T400GL02-E Max. DC input power (Watts) Max. DC input power (Watts) 43000 47000 Max. DC input voltage (Volts) Max. DC input voltage (Volts) 1100 1100 Rated DC voltage (Volts) Rated DC voltage (Volts) Start-up voltage (Volts) Start-up voltage (Volts) MPPT voltage range (Volts)
  • Page 24 10. Specifications 10. Specifications Model CSI-40K-T400GL02-E Model CSI-40K-T500GL02-E Max. DC input power (Watts) Max. DC input power (Watts) 52000 52000 Max. DC input voltage (Volts) Max. DC input voltage (Volts) 1100 1100 Rated DC voltage (Volts) Rated DC voltage (Volts) Start-up voltage (Volts) Start-up voltage (Volts) MPPT voltage range (Volts)
  • Page 25 10. Specifications 10. Specifications Model CSI-50K-T500GL02-E Max. DC input power (Watts) 65000 Max. DC input voltage (Volts) 1100 P/V curve for CSI-25K-T400GL02-E Rated DC voltage (Volts) Power(W) Start-up voltage (Volts) MPPT voltage range (Volts) 200...1000 Max. input current (Amps) 26+26+26+26 25000 Max short circuit input current (Amps) 40+40+40+40...
  • Page 26 10. Specifications 10. Specifications P/V curve for CSI-33K-T400GL02-E P/V curve for CSI-40K-T400GL02-E Power(W) Power(W) 33000 40000 15650 11650 Voltage(V) Voltage(V) 1000 1100 1000 1100 Figure 10.3 CSI-33K-T400GL02-E Inverter output power by input voltage Figure 10.5 CSI-40K-T400GL02-E Inverter output power by input voltage P/V curve for CSI-36K-T400GL02-E P/V curve for CSI-40K-T500GL02-E Power(W)
  • Page 27 10. Specifications 10. Specifications P/V curve for CSI-50K-T500GL02-E Power(W) 50000 15000 Voltage(V) 1000 1100 Figure 10.7 CSI-50K-T500GL02-E Inverter output power by input voltage .50.
  • Page 28 [ ] Completed AC grid voltages are within 5% tolerance to what was tested. Record V in Notes Grounding cable Ensure ground cable is firmly attached to grounding lug. [ ] Good [ ] Poor www.canadiansolar.com Please return completed form to inverter.register@canadiansolar.com...
  • Page 29 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 Please return completed form to inverter.register@canadiansolar.com...
  • Page 30 Open and close the DC breaker to conirm whether the [ ] 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 Please return completed form to inverter.register@canadiansolar.com...
  • Page 31 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 Please return completed form to inverter.register@canadiansolar.com...
  • Page 32 COMMISSIONING CHECKLIST 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 Please return completed form to inverter.register@canadiansolar.com...

This manual is also suitable for:

Csi-30k-t400 seriesCsi-33k-t400 seriesCsi-36k-t400 seriesCsi-40k-t400 seriesCsi-40k-t500 seriesCsi-50k-t500 series ... Show all

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