CHNT Power CPS SCA-T Series User Manual

CHNT Power CPS SCA-T Series User Manual

Grid-tied pv inverter
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Edition:1.1
USER MANUAL
CPS SCA-T Series Grid-tied PV Inverter

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Summary of Contents for CHNT Power CPS SCA-T Series

  • Page 1 Edition:1.1 USER MANUAL CPS SCA-T Series Grid-tied PV Inverter...
  • Page 2 History Preface About This Manual VERSION ISSUED COMMENTS This manual describes the installation, electrical connection, commissioning and maintenance, APP 11-Nov.-22 First release operation of the inverter. Please first read the manual and related documents carefully before using the 17-Apr.-23 Optimize the scope, safety and shutdown procedure contents. product and store it in a place where installation, operation and maintenance personnel can access it at any time.
  • Page 3: Table Of Contents

    CONTENTS 6. Startup/Shutdown Procedure Preface 6.1 Check before startup/shutdown procedure About This Manual Target Group 6.2 Startup Procedure Scope 6.3 Shutdown Procedure Conventions 7. User Interface 1. Safety 7.1 LED Indicator 7.2 Bluetooth Connection Setting 1.1 Symbols Used 8. Troubleshooting and Maintenance 1.2 Safety Instruction 8.1 Inverter Troubleshooting 2.
  • Page 4: Safety

    Safety Safety 1. Safety 1.2 Safety Instruction Before using the inverter, please read all instructions and cautionary markings on the unit and manual. Put the instructions where you can take them easily. Installation and maintenance of inverters must be performed by qualified personnel, in accordance with The inverter of us strictly conforms to related safety rules in design and test.
  • Page 5: Product Introduction

    Product Introduction Product Introduction 2. Product Introduction 2.1 Overview 2.3 Product Appearance This series inverter is an important part of PV system and it is suitable for household use, commercial The following is only for reference, specific please in kind prevail. use, fishery use, agricultural use and other scenarios.
  • Page 6: Upack And Storage

    Product Introduction Upack and Storage 3. Upack and Storage 3.1 Upack and Check Complete test and strict inspection shall be done before the inverter is sent out. When receiving the inverter, check that the packing materials are intact. After unpacking, examine the PV inverter and its fittings for damage and check that the deliverables are complete.
  • Page 7: Storage Inverter

    Upack and Storage Installation Installation 3.2 Storage Inverter After checking the outer packing, move the PV inverter to the designated installation position horizontally. If the inverter is not used immediately, please keep the inverter in a specific environment according to the following requirements: 1.
  • Page 8 Installation Installation 4.1.2 Mounting Requirements Installation perspective schematic Mount the inverter vertically or tilted backward by max 15°. In order to facilitate the heat dissipation of the inverter. The wrong installation mode causes the inverter to be damaged or unable to NOTICE work properly.
  • Page 9: Mounting

    Installation Installation 4.2 Mounting Step 1. Install the mounting bracket Step 2. Install the inverter. Install the inverter on the bracket accurately and tighten the screws at both sides, as shown in Step 5 and 1.The walls must be fileproof and non-flammable materials, othewise there is a fire Step 6.
  • Page 10: Electrical Connection

    Electrical Connection Electrical Connection 5. Electrical Connection Grounding According to the EN50178 requirement, the right side of the device has a protective grounding connection. System Connection Be sure to connect the protection ground cable to this port when installing the inverter. The user can perform the ground connection according to the on-site condition.
  • Page 11: Ac Connection

    Electrical Connection Electrical Connection 5.2 AC Connection 5.2.1 AC cable connection Torque 1. Measure and access the voltage and frequency of the point to ensure that it meets the grid-tied 5K-15K 5.5N.m ② specifications of the inverter. 17K-25K 12N.m 2. PE wire (GND) must be well grounded to ensure that impedance between Neutral wire and Earth wire is less than 10Ω.
  • Page 12: Dc Connection

    Electrical Connection Electrical Connection 5.3 DC Connection Before connecting the PV input to the inverter, ensure that the package meets the following PV modules generate electric energy when exposed to sunlight and can create an electrical electrical specifications. shock hazard. Therefore, when connecting the PV modules, shield them with opaque cloth and ensure that DC switches are OFF.
  • Page 13: Communication Connection

    Electrical Connection Electrical Connection 5.3.2 PV Connection 5.4 Communication Connection PV connection please refer to below. 5.4.1 Communication Mode Description You can use the following communication modes to implement communication: Bluetooth and RS485 which are described as follows. 8~10mm Positive Connector Click Bluetooth Module Limit buckle...
  • Page 14: Startup/Shutdown Procedure

    Electrical Connection Electrical Connection 6. Startup/Shutdown Procedure 5.4.2 RS485 Connection Note: RS485 is only applicable to data logger or other device you use. Skip this part if you use wifi monitoring. 6.1 Check before the startup/shutdown procrdures Check follwing this procedures after installtion. Items The inverter is firmly installed.
  • Page 15: Shutdown Procedure

    Startup/Shutdown Procedure User Interface 7. User Interface 6.3 Shutdown Procedure It may be necessary to shut down the inverter sometimes during the daily use. If necessary, please follow 7.1 LED Indicator the procedures: LED indicator is on the inverter display panel as below. Supply Main Switch See if there’s any on site (The figure is only for reference)
  • Page 16: Bluetooth Connection Setting

    User Interface User Interface 7.2 Bluetooth Connection Setting Warning Table 1. Scan the QR code to download "Chint Connect" APP. Status Details Warning code Status Details Warning code Note: You need to grant all access rights in all pop-up windows when installing the APP or Grid over voltage setting your phone.
  • Page 17: Troubleshooting And Maintenance

    Troubleshooting and Maintenance Troubleshooting and Maintenance Troubleshooting and Maintenance 1. If the alarm occurs accidentally, possibly the power grid is abnormal temporarily. No extra action is needed. Before maintaining and commissioning inverter and its peripheral distribution unit, 2. If the alarm occurs repeatedly, contact the local power station. After receiving approval of the local switch off all the charged terminals of the inverter and wait at least 10 minutes after power bureau, revise the electrical protection parameter settings on the inverter through APP.
  • Page 18 Troubleshooting and Maintenance Troubleshooting and Maintenance 1. If the alarm occurs occasionally, the inverter can be automatically recovered. No extra action is C0-Internal power CF-Inverter 1. If the alarm occurs occasionally, the inverter can be automatically recovered. No action is required. needed.
  • Page 19: Maintenance

    Troubleshooting and Maintenance Troubleshooting and Maintenance 8.2 Maintenance Routine Maintenance of inverter Check Item Check Content Maintain content Maintenance Interval Step6 Install the new fan in the opposite steps, and then power on the system. Statistically maintain the status of Inverter output ------Ending Weekly...
  • Page 20: Technical Specifications

    Technical Specifications Technical Specifications Technical Specifications MODEL CPS SCA5K-T1/EU CPS SCA6K-T1/EU CPS SCA8K-T1/EU CPS SCA10K-T1/EU CPS SCA10K-T2/EU CPS SCA12K-T1/EU CPS SCA15K-T1/EU Input(PV) 1100V Max. PV power voltage (V) 620V Rated input voltage (V) Max. input current (A) 15A/15A 15A/15A 15A/15A 15A/15A 15A/30A 15A/30A...
  • Page 21 Technical Specifications MODEL CPS SCA15K-T2/EU CPS SCA17K-T1/EU CPS SCA20K-T1/EU CPS SCA22K-T1/EU CPS SCA25K-T1/EU Input(PV) 1100V Max. PV power voltage (V) 620V Rated input voltage (V) Max. input current (A) 30A/30A 30A/30A 30A/30A 30A/30A 30A/30A Max. short-circuit current (A) 40A/40A 40A/40A 40A/40A 40A/40A 40A/40A...

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