CanadianSolar CSI-3K-S22002-ED User Manual
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CanadianSolar CSI-3K-S22002-ED User Manual

Pv inverter
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CSI-3K-S22002-ED
CSI-5K-S22002-ED
PV Inverter User Manual
(Part No: 6431000501
Released Date: August, 2020)

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Summary of Contents for CanadianSolar CSI-3K-S22002-ED

  • Page 1 CSI-3K-S22002-ED CSI-5K-S22002-ED PV Inverter User Manual (Part No: 6431000501 Released Date: August, 2020)

  • Page 2: Table Of Contents

    Contents 1 Introduction ................. 1 1.1 General Information ............1 1.2 User Manual Disclaimer ............ 1 1.3 Limitation of Liability ............1 1.4 Target Group..............1 1.5 Symbol Conventions ............1 1.5.1 Warnings in the manual ......... 2 1.5.2 Labels on product and packaging ......2 2 Safety Instruction.................
  • Page 3 7.7 Wiring DC Input ............... 16 7.71 Requirement for DC input ........17 7.72 Wiring ..............17 7.73 Connecting PV array (DC input) ......18 7.8 Wiring CT/Meter .............. 19 8 Communication ................. 20 8.1 Communication Mode ............ 20 8.2 RS485 ................20 8.3 External GPRS (Optional) ..........

  • Page 4: Introduction

    Only qualified professionals and service personnel can do the installation and operation (refer to 62109-1). Installers must inform end-users (consumers) about the aforesaid information accordingly. This manual is only valid for the PV inverter types, CSI-3K-S22002-ED and CSI-5K-S22002-ED produced by Canadian Solar Inc. 1.2 User Manual Disclaimer The information contained in this manual is subject to change by Canadian Solar Inc.

  • Page 5: Warnings In The Manual

    1 Introduction 1.5.1 Warnings in the manual A warning describes a hazard to equipment or personnel. It calls attention to procedure or practice. Symbol Description DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. DANGER WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.

  • Page 6: Safety Instruction

    2 Safety Instruction 2 Safety Instruction 2.1 General Safety The Inverter has been designed and tested strictly according to the international safety codes, however, certain safety precautions must be observed when installing and operating this inverter. Read and follow all the instructions, cautions and warnings in this user manual carefully before any work and keep this manual for future reference.

  • Page 7: Product Overview

    (AC) power, and feed the power into the power grid. This document involves the following product models: CSI-3K-S22002-ED; CSI-5K-S22002-ED. PV grid-connected system mainly includes PV modules, DC switch, inverter, AC switch, electricity meter, and local grid. The PV power system diagram is shown as FIG.3-1.

  • Page 8: Product Nameplate

    3 Product Overview 2) CSI-5K-S22002-ED Front view and bottom view FIG. 3-2 Product Appearance Object Name Description Ａ LED indicator Indicates inverter operation status. Ｂ DC input connectors Ｃ DC disconnect switch Disconnect the DC current safely. CT/Meter receptacle Connect CT or Meter. Waterproof and breathable valve / Connect wireless datalogger (WiFi or GPRS), Communication port...
  • Page 9 3 Product Overview FIG.3-3 Inverter Nameplate (for reference) 6 / 30...

  • Page 10: Storage

    4 Storage 4 Storage The following requirements should be met when the inverters need to be stored: Do not unpack the inverter. Storage temperature: –40°C ~ +70°C. Storage humidity: 0% ~ 100%RH (Non-Condensing). The stored warehouse should be clean, well-ventilated, and non-corrosive gas, meanwhile it should be in a state of unimpeded access.

  • Page 11: Installation

    6 Installation 6 Installation 6.1 Basic Installation Requirements 1) Do not install the inverter on the structures constructed of flammable or thermolabile materials. 2) The installation surface must be strong enough to bear the inverter's weight for a long period time. (Please check the inverter’s weight in the product specification of ANNEX B). 3) The inverter is protected to IP65, can be installed indoors and outdoors.
  • Page 12 6 Installation FIG.6-2 Forbid to Install in Small Closed Cabinet 11) Comply with the Min. clearance to walls, other inverters, or objects to ensure the installation and maintenance, meanwhile for the good heat dissipation. Direction Min. clearance (cm) Above Below Sides Front FIG.6-3 Installation Clearance Requirements...

  • Page 13: Mounting Wall-Mounting Bracket

    4 holes accordingly, as per FIG. 6-6. (Diameter = 11mm, Depth ≥ 55mm). Note: The external dimensions (W × H) of inverters are shown as dash line in FIG. 6-6. CSI-3K-S22002-ED (312 x 517mm) CSI-5K-S22002-ED (355 x 572mm) FIG.6-6 Drilling Positions...

  • Page 14: Installing Inverter

    6 Installation 2) Knock expansion anchors into the corresponding four holes, and then fix the wall-mounting bracket to the wall with self-tapping screws, as per FIG. 6-7 & FIG. 6-8. FIG.6-7 Install Expansion Anchors FIG.6-8 Fix Wall-mounting Bracket 6.3 Installing Inverter Note: Must make sure the wall-mounting bracket has mounted on the wall firmly before install inverter.

  • Page 15: Electrical Connection

    7 Electrical Connection 7 Electrical Connection 7.1 Safety Danger to life due to lethal voltages in the inverter! Before performing any work on the inverter, must disconnect both AC and DC sides. Danger Damage to electronic components may happen due to electrostatic discharge.

  • Page 16: Ct Connection

    7 Electrical Connection 7.3.2 CT connection If use the CT, it shall be fitted around the live conductor on the grid side of the main incoming consumer unit, shown as FIG. 7-3. Use the direction flow indication arrow on the CT to ensure it is fitted in the correct orientation. Note: The arrow shall be pointing towards the grid, not the load.

  • Page 17: Wiring Ac Output

    Install an independent two-pole circuit breaker at the output side of the inverter for protection, the recommended AC circuit-breaker specifications are as follows: Inverter type AC circuit-breaker specifications CSI-3K-S22002-ED CSI-5K-S22002-ED Recommend AC cable length: Conductor cross section 4.0mm Conductor cross section 6.0mm Inverter type (Allowed Max.
  • Page 18 7 Electrical Connection The grid connection is established by using three-core wire (L, N, and PE, as per FIG. 7-5). FIG. 7-5 AC Connector The AC connector is made of four components: pressure screw, sealing ring, threaded sleeve, and socket element. Pressure Screw Sealing Ring Threaded Sleeve...

  • Page 19: Wiring Dc Input

    7 Electrical Connection EXCEEDCONN type (Torque 0.8N.m）: DEVALAN type (Torque 1.4N.m）: FIG. 7-9 AC Terminal Positions 3) Push the threaded sleeve into the socket element, screw the press screw tightly. EXCEEDCONN type DEVALAN type FIG. 7-10 Tightening the AC Connector 4) Finally, insert the AC connector into the corresponding AC receptacle on the inverter.

  • Page 20: Requirement For Dc Input

    7 Electrical Connection FIG. 7-12 DC Input Connectors 7.71 Requirement for DC input This single-phase inverter is equipped with one / two MPP trackers. Requirements for PV module strings: 1) Same type. 2) The power, voltage (startup and open-circuit voltage) and operating current of each PV strings must meet the allowable value of the inverter.

  • Page 21: Connecting Pv Array (Dc Input)

    7 Electrical Connection FIG. 7-14 Strip the Cable Insulating Layer FIG. 7-15 Crimp the Contact 3) Insert the crimped contact pin into the connector back until one click audibly. Pull lightly on the cable to ensure the contact pins of the connectors are engaged. Pay attention to the polarities when assembling.

  • Page 22: Wiring Ct/Meter

    7 Electrical Connection 7.8 Wiring CT/Meter Diagram of CT or Meter connector: Pressure Screw Sealing Ring Threaded Sleeve Socket Element FIG. 7-19 Structure Illustration of CT or Meter Connector Procedure: 1) Remove the signal cable’s jacket by about 23mm, and then strip the wire insulation layer by about 7mm.

  • Page 23: Communication

    8 Communication 8 Communication 8.1 Communication Mode Multi communication patterns for option, RS485 (Built-in module), GPRS, and WIFI, with the communication port M16. FIG. 8-1 Communication Port 8.2 RS485 Connect the communication port with a RS485-to-usb port converter via RS485 serial line, and then connect this module to PC.

  • Page 24: Commissioning Inverter

    9 Commissioning Inverter 9 Commissioning Inverter 9.1 Checking Electrical 1) Check PE connections with multi-meter: To make sure all the bare metal surfaces of the inverter are grounded. 2) Check DC voltage value: Check if the DC voltage of the PV string exceeds the allowable range. 3) Check the polarities of the DC voltage: To make sure the DC polarities are correct.

  • Page 25: Led Indicators

    9 Commissioning Inverter Inverter will check the feeding conditions immediately. If anything wrong during checking, inverter will switch to the “Fault” mode. 3) Normal: Conditions: All the checking results are normal. Inverter will switch to “Normal” mode and feed power into utility grid. The inverter may turn on and off continuously during the period of low or absent sunlight due to the shortage of power generated by the PV modules.

  • Page 26: Daily Maintenance

    10 Daily Maintenance 10 Daily Maintenance Risk of inverter damage or personal injury due to incorrect service! Always keep in mind that the inverter is powered by dual sources: PV array and utility grid. Before any service work, observe the following procedure. 1) Disconnect the inverter from the utility grid side first and then PV array.

  • Page 27: Spd Maintenance

    11 SPD Maintenance 11 SPD Maintenance If surge protection device (SPD) is damaged, it is necessary to replace the damaged cores of the SPD in time, as per FIG. 11-1. 1. Turn off the AC main switch. 2. Turn off the DC switch. 3.

  • Page 28: Trouble Shooting

    12 Trouble Shooting 12 Trouble Shooting When inverter does not operate normally, we recommend the following actions for quick troubleshooting. Please review the error list table carefully. 12.1 Warning The different LED colors and flashing status identify the current operation statuses of the inverter.
  • Page 29 12 Trouble Shooting Inverter grid-connected Contact Customer service. F-104 relay fault 1. If power grid frequency returns to normal, the inverter Grid frequency fault will restore the grid connection automatically. F-105 2. If error message still exists, contact Customer service. 1.

  • Page 30: Handling The Inverter

    13 Handling the Inverter Power grid voltage detection consistency F-118 error (Minor) Secondary memory F-123 failure Clock failure F-124 1. Restart the inverter. 2. If error message still exists, contact Customer service. Internal communication F-125 failure Main memory failure F-129 13 Handling the Inverter 13.1 Removing Inverter 1) Turn off the inverter as described in section 10 and section 11.

  • Page 31: Annex A: Acronyms And Abbreviations

    ANNEX A: Acronyms and Abbreviations ANNEX A: Acronyms and Abbreviations alternating current current transformer direct current GPRS general packet radio service light emitting diode MPPT maximum power point tracking personal computer protecting earthing photovoltaic residual current protective device residual current operated monitor surge protection device THDi total distortion of the input current waveform...

  • Page 32: Annex B: Specification

    ANNEX B: Specification ANNEX B: Specification Model CSI-3K-S22002-ED CSI-5K-S22002-ED Input (DC) Max. DC Input Power (W) 4080 6500 Max. DC Input Voltage (V) Startup DC Input Voltage (V) MPPT Operating Voltage Range (V) 60 ~ 500 100 ~ 550 Rated Input Voltage (V) Max.
  • Page 33 ANNEX B: Specification Installation Method Wall-mounted DC Connection Type H4 / MC4 AC Connection Type Connector Communication Interfaces M16 (WiFi / RS485 / GPRS Optional) Cooling Natural convection Protection Degree IP65 Operating Ambient Temperature Range (°C) -25~60 (> 45, derating operation) Relative Humidity (Non-Condensing) 0% ~ 100% Max.
  • Page 34 545 Speedvale Avenue West, Guelph, Ontario, N1K 1E6 P +1 519 837 1881 F +1 519 837 2550 Sales Inquiries Email: info@canadiansolar.com Customer Support 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.

This manual is also suitable for:

Csi-5k-s22002-ed

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