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

Pv inverter
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CSI-3K-S22002-E
CSI-5K-S22002-E
PV Inverter User Manual
(Part No: 6431000401
Released Date: August, 2020)

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

  • Page 1 CSI-3K-S22002-E CSI-5K-S22002-E PV Inverter User Manual (Part No: 6431000401 Released Date: August, 2020)

  • Page 3: 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 4 7.7 Wiring DC Input .................. 17 7.71 Requirement for DC input ............17 7.72 Wiring ..................17 7.73 Connecting PV array (DC input) ..........18 7.8 Wiring CT/Meter (Optional) ............... 19 8 Communication ....................21 8.1 Communication Mode ............... 21 8.2 RS485....................

  • Page 5: 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-5K-S22002-E and CSI-3K-S22002-E 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 6: 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 7: 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 8: Product Overview

    (AC) power, and feed the power into the power grid. This document involves the following product models: CSI-3K-S22002-E; CSI-5K-S22002-E. 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 9: Product Nameplate

    3 Product Overview 2) CSI-5K-S22002-E Front view and bottom view F E D GH FIG. 3-2 Product Appearance Object Name Description Ａ LED indicator Indicates inverter operation status. DC input connectors Ｂ Ｃ DC disconnect switch Disconnect the DC current safely. CT/Meter receptacle Connect CT or Meter.
  • Page 10 3 Product Overview FIG.3-3 Inverter Nameplate (for reference) 6 / 30...

  • Page 11: 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 12: 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 13 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 Requirement...

  • Page 14: 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-E (308 x 357mm) CSI-5K-S22002-E (355 x 435mm) FIG.6-6 Drilling Positions...

  • Page 15: 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 16: 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 17: 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 18: 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-E CSI-5K-S22002-E Recommend AC cable length: Conductor cross section 4.0mm Conductor cross section 6.0mm Inverter type (Allowed Max.
  • Page 19 7 Electrical Connection AC wiring procedure steps: 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.
  • Page 20 7 Electrical Connection Insert the L, N, and PE conductors into the corresponding terminals of the sockets element (as per FIG. 7-9), then tighten the screws firmly by screwdriver. 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.

  • Page 21: Wiring Dc Input

    7 Electrical Connection 7.7 Wiring DC Input Note: The DC connectors are in paired (negative and positive ones). Pay attention to the polarities when assembling. 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 modules strings: 1) Same type.

  • Page 22: Connecting Pv Array (Dc Input)

    7 Electrical Connection Ensure the conductors completely wrapped without loosening or damage. 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 23: Wiring Ct/Meter (Optional)

    7 Electrical Connection Improper operation during the wiring process can cause fatal injury to the operator or unrecoverable damage to the inverter. Only qualified personnel can perform the wiring work. Warning 7.8 Wiring CT/Meter Diagram of CT or Meter connector: Pressure Screw Sealing Ring Threaded Sleeve...
  • Page 24 7 Electrical Connection 485-B 485-B 485-A 485-A 1 CT- N DEVALAN type ( Torque range:0.6-0.8N.M) EXCEEDCONN type ( Torque range:0.7-0.9N.M) DEVALAN type EXCEEDCONN type FIG. 7-21 Connector Positions 3) Screw the press screw tightly, and then push the threaded sleeve into the socket. DEVALAN type EXCEEDCONN type FIG.

  • Page 25: 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 26: 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 27: 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 28: 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 29: Trouble Shooting

    11 Trouble Shooting 11 Trouble Shooting When inverter does not operate normally, we recommend the following actions for quick troubleshooting. Please review the error list table carefully. 11.1 Warning The different LED colors and flashing status identify the current operation statuses of the inverter.
  • Page 30 11 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 31: Handling The Inverter

    12 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. Internal communication 2. If error message still exists, contact Customer service. F-125 failure Main memory failure F-129 12 Handling the Inverter 12.1 Removing Inverter 1) Turn off the inverter as described in section 10 and section 11.

  • Page 32: 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 THDi total distortion of the input current waveform WiFi...

  • Page 33: Annex B: Specification

    ANNEX B: Specification ANNEX B: Specification Model CSI-3K-S22002-E CSI-5K-S22002-E 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. Input Current (A) 12/12 Max.
  • Page 34 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 35 545 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.

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Csi-5k-s22002-e

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