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Power Solid PSiO125000W3 User Manual

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  • Page 3 Notice The purchased products, services and features are stipulated by the contract made the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specification in the contract, all statements, information, and recommendations in this document are provided “AS IS”...
  • Page 4 The figures in this manual are just for reference, for details please see the actual product. Applicable Model  PSIO100000W3#1100VPVK  PSIO125000W3#1100VPVK Symbol Conventions The manual quotes the safety symbols, these symbols used to prompt users to comply with safety matters during installation, operation and maintenance.
  • Page 5 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual Foreword Symbol Description Anti-static prompting. Be care electric shock prompting. Provides a tip that may help you solve a problem or save time. Provides additional information to emphasize or supplement important points in the main text. Product standard: Q/XMHS 003 Change History Changes between document issues are cumulative.

  • Page 6: Table Of Contents

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) Contents User Manual Contents 1 Safety Description......................... 1   1.1 Safety Announcements ............................. 1   1.1.1 Use Announcements ..........................1   1.1.2 PV String Protection ..........................3   1.1.3 ESD Protection ............................3   1.1.4 Grounding Requirements ........................
  • Page 7 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual Contents 2.4.3 WIFI/GPRS Communication (Optional) ....................13   2.4.4 PLC Communication (Optional) ......................14   2.4.5 PID Function (Optional) ........................16   3 Installation............................ 18   3.1 Installation Process ............................18   3.2 Installation Tools ............................
  • Page 8 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) Contents User Manual 4.2 Start Inverter ..............................55   4.3 Shut Down Inverter ............................56   5 Maintenance and Troubleshooting ..................57   5.1 Maintenance ..............................57   5.1.1 Maintenance Details and Period ......................57   5.1.2 Maintenance Guide ..........................

  • Page 9: Safety Description

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 1 Safety Description 1 Safety Description This chapter mainly describes the safety announcements. Prior to performing any work on the device, please read the user manual carefully, follow the operation and installation instructions and observe all danger, warning and safety information.
  • Page 10 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 1 Safety Description User Manual There is no operational part inside the inverter. Please do not open the crust of the inverter by yourself, or it may cause electric shock. The device damage caused by illegal operation is out of the guarantee range.

  • Page 11: Pv String Protection

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 1 Safety Description In case of fire, please use dry power fire extinguisher. If using liquid fire extinguisher, it may cause electric shock. 1.1.2 PV String Protection When install PV string in daytime, it necessary to cover the PV string by light-proof material, or the PV string will generate high voltage under sunshine.

  • Page 12: Moistureproof Protection

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 1 Safety Description User Manual  Don't damage the grounding conductor;  The inverter must be connected to protection grounding permanently.  Before operation, check the electrical connection to ensure the inverter is grounded reliably. 1.1.5 Moistureproof Protection Moisture invasion may cause inverter damage! Observe the following items to ensure the inverter works normally.

  • Page 13: Measurement Under Operation

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 1 Safety Description 1.1.8 Measurement Under Operation There exists high voltage in the device. If touching device accidently, it may cause electric shock. So, when perform measurement under operation, it must take protection measure(such as wear insulated gloves, etc.) The measuring device must meet the following requirements: ...

  • Page 14: Overview

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 2 Overview User Manual 2 Overview This chapter mainly describes product appearance, structure, working principle and communication method, etc. 2.1 Product Intro The inverter converts the DC energy from PV string into AC energy and then feedbacks to power grid, which is suitable for the large power station grid-tied system.

  • Page 15: Features

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 2 Overview Figure2-2 Grid form 2.1.1 Features  Innovated three level design, with high transition efficiency.  Support PLC communication, night SVG function, which satisfies the requirement of grid scheduling.  The reactive power is adjustable, the range of power factor is -0.8(lag)～+0.8(ahead). ...

  • Page 16: Operation Panel

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 2 Overview User Manual Figure2-3 Appearance 2.2.2 Operation Panel There are 4 status indicators on the front panel of the inverter, which can indicate the current working status of the inverter. The status of each indicator is shown in Table2-1. Figure2-4 Operation panel Table2-1 Indicator status illustration Mark...

  • Page 17: Bottom Layout

    MPPT12+, MPPT11- ~ MPPT12- in Figure 2-6 are not installed with PV connectors. The above figure takes PSIO125000W3#1100VPVK as an example to illustrate. If there is no special explanation, the following we will take PSIO125000W3#1100VPVK as an example to explain.
  • Page 18 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 2 Overview User Manual Mark Name Remarks It is the connection switch between inverter and PV string. Each DC switch ○ DC SWITCH DC switch controls the PV string input terminals of marked area. Used to balance the pressure difference ○...

  • Page 19: Size

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 2 Overview 2.2.4 Size Figure2-6 Size (unit: mm) 2.3 Working Principle The PV string input is connected to the inverter, and the maximum power point for the PV string is tracked through the internal 10 groups of MPPT circuits to achieve the maximum power output of the PV string, and then the conversion of DC power to three-phase AC power is realized through the inverter circuit, as shown in Figure2-7.

  • Page 20: Ethernet Communication

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 2 Overview User Manual 2.4.1 Ethernet Communication Ethernet communication (the interface is shown in Figure2-8) is mainly used for local area network monitoring, which can realize the background remote monitoring. Figure2-8 Ethernet communication interface diagram Figure2-9 Ethernet monitoring (multiple inverters) 2.4.2 RS485 Communication RS485 communication (the interface is shown in Figure2-10) is mainly used for local area network...

  • Page 21: Wifi/Gprs Communication (Optional)

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 2 Overview Figure2-10 RS485communication interface diagram Figure2-11 RS485 communication (multiple inverters) When there is only one inverter communicates via RS485, choose one of the two communication interfaces to connect. 2.4.3 WIFI/GPRS Communication (Optional) WIFI/GPRS communication is mainly used for remote monitoring, and the running information of the inverter can be monitored through APP on mobile phone or energy cloud on PC.

  • Page 22: Plc Communication (Optional)

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 2 Overview User Manual Figure2-12 WIFI/GPRS monitoring solution The APP can build communication between WIFI or GPRS wireless communication module and inverter. Via APP, the near-end and far-end maintenance and monitor of the inverter can come ture. User can query the inverter information, alarm, event and set the parameters by the APP.
  • Page 23 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 2 Overview Figure2-14 PLC communication connection The setting of PLC communication address is the same as that of RS485, details please see 3.6.8 COM. Communication Connection. If PLC communication is configured, the AC cables can only be multi-core cable, single-core cable cannot be used.

  • Page 24: Pid Function (Optional)

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 2 Overview User Manual Figure2-15 Network application scheme of smart sub-array controller 2.4.5 PID Function (Optional) If PID function is configured and enabled, the voltage of all PV string to ground is greater than zero, that is to say, the voltage of all PV string to ground is positive voltage status.
  • Page 25 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 2 Overview PID repair function When the inverter not running, the PID function module add reverse voltage for PV string to repair the PV string which has occurred the PID effect. After enable PID repair function, it only works at night.

  • Page 26: Installation

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual 3 Installation This chapter mainly introduces the inverter's installation, including installation process, installation preparation, handling, unpacking and checking, installation procedures, electrical connection. check the installation, etc. 3.1 Installation Process The installation process of the inverter is as shown in Figure3-1.
  • Page 27 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Tools...

  • Page 28: Selection Of Installation Site

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Tools The installation tools need to be insulated to avoid electric shock. Multimeter range≥1100V. Wrench specification: T30. 3.3 Selection of Installation Site 3.3.1 Installation Environment The use environment has a certain influence on the service life and reliability of the inverter. Therefore, please pay attention to avoid using it in following working environment.

  • Page 29: Installation Clearance

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-2 Installation environment requirements  As the operation of inverter will produce noise pollution, avoid installing them near residential areas as far as possible. Choose the best installation location for the inverter, which plays a very important role in its safe operation, service life, performance guarantee, etc.
  • Page 30 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-4 Installation clearance The installation height of the inverter should be easy to check the status of the indicator lights, connect wires, operate and maintain, etc. The recommended space between bottom inverter and ground is 600~800mm.

  • Page 31: Requirements For Installation Carrier

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-6 Back-to-back installation space requirements (unit: mm) 3.3.3 Requirements for Installation Carrier The installation carrier of the inverter (such as walls and brackets) should meet the requirements shown in Figure3-7. Figure3-7 Installation carrier requirements 3.3.4 Installation Method It is recommended to install the inverter vertically or obliquely backwards (with an angle of ≤15°...

  • Page 32: Transporting, Unpacking And Checking

    String g PV Grid-tied d Inverter PSiO O-W3#1100V VPVK Series (1000 000-125000) 3 Installatio User Manual Figure3-8 Ill lustration of in nstallation me thod Because the e inverter is d downward ai ir inlet and t he upper air outlet, in or rder to ensur e the normal operation of...
  • Page 33 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Handle transporting Figure3-9 Handle transporting...
  • Page 34 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual The handle is an accessory. When transporting, they need to be installed to corresponding position and tightened. It is recommended that carry the inverter by at least 4 people and wear protective equipment such as smash-proof shoes and gloves.

  • Page 35: Unpacking And Checking

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation While hoisting, keep balance and avoid collision with walls or other objects. In case of severe weather conditions, such as heavy rain, heavy fog, strong wind, etc., the hoisting operation should be stopped.
  • Page 36 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-11 Assemble installation holder Step 2 Place the assembled installation holder onto the installation site, use a horizontal ruler to adjust the angle, and mark the position of the hole on the bracket, as shown in Figure3-12. Please ensure that the wall mount is level to ensure that the mounting holes are consistent and aligned.
  • Page 37 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-13 Mounting hole size (unit: mm) Step 3 Use the electric drill to drill holes on the bracket according to the marked position. The drilling size is Φ12mm, as shown in Figure3-14. Figure3-14 Drilling holes (unit: mm) Step 4 Fix the installation holder to the bracket, use M10*40 bolts, put on flat washers, spring washers and...
  • Page 38 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-15 Fix installation holder Step 5 Lift the inverter to the installation holder, make sure that the mounting ears of the inverter and the groove of the installation holder fit well, and then slowly hang the inverter to the installation holder, as shown in Figure3-16.

  • Page 39: Wall Mounting

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-17 Fix inverter ----End 3.5.2 Wall Mounting Step 1 Use the four M4*10 combination bolts in accessories to fix the installation holder with the joint lever, as shown in Figure3-18. Figure3-18 Assemble installation holder Step 2 Place the assembled installation holder onto the installation site, use a horizontal ruler to adjust the...
  • Page 40 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-19 Mark the mounting holes position...
  • Page 41 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation You can also directly mark the location of the holes according to the size of the mounting holes (see Figure3-20). Figure3-20 Mounting hole size(unit: mm) Step 3 According to the marked position, use a hammer drill to drill holes on the wall. Drilling hole size is Φ14.5mm, depth range is 55~60mm.
  • Page 42 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-22 Expansion bolt installation diagram Step 5 Install the installation holder. Fix the installation holder to the expansion bolts, put on flat washers, spring washers and nuts, and then tighten the nuts clockwise with a wrench, as shown in Figure3-23. Figure3-23 Fix the installation holder Step 6 Lift the inverter to the installation holder, make sure that the mounting ears of the inverter and the...
  • Page 43 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-24 Hang the inverter onto the installation holder After confirming that the inverter is fixed firmly, the operator can release the equipment. Step 7 Use the screws M5*50 in the accessories to fix the inverter, as shown in Figure3-25. Figure3-25 Fix inverter ----End...

  • Page 44: Electrical Connection

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual 3.6 Electrical Connection 3.6.1 Safety Announcements During operating, professionals must wear protective equipment.  High voltage may exist in the inverter.  PV string exposed to sunlight will generate dangerous voltage. ...

  • Page 45: Requirements For Wire

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation 3.6.2 Requirements for Wire The wiring terminals are located at the bottom of the inverter (as shown in Figure2-5), The recommended wires and terminals are as shown in Table3-1. Table3-1 Wire and terminal requirements Name Type...
  • Page 46 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual  Since the inverter is with no transformer, it is required that the positive and negative poles of the PV string cannot be grounded, otherwise the inverter will not operate normally. ...
  • Page 47 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-27 Schematic diagram of the ground connection...

  • Page 48: Ac Output Wiring

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Two external grounding terminals are reserved at the bottom of the inverter, at least one of them should be connected. In order to improve the anti-corrosion performance of the grounding terminal, it is recommended to paint anti-rust paint on the outside of the grounding terminal for protection after installation.
  • Page 49 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation If several inverters need to share a breaker, the breaker needs to be selected according to the total current. No load can be connected between the inverter and the breaker. Terminal requirements ...
  • Page 50 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-30 Open the wiring cover A limiting lever is designed inside the wiring box. After the wiring cover is opened, the limiting lever needs to be fixed (as shown in Figure Figure3-31) to facilitate the wiring operation. Figure3-31 Operation diagram of limiting lever Step 2 Loosen the external forced cable fixing head of AC terminal, lead the L1, L2, L3 wires go through...
  • Page 51 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-32 Connect the AC output cable The torque used to tighten the external forced cable fixing head of AC wiring is about 15~19N·m. In order to avoid excessive stress on the cable, the AC cable needs to enter the inverter vertically, and the external length of the straight section should be not less than 200mm, as shown in Figure3-33.

  • Page 52: Internal Grounding Connection

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-33 AC cable entry requirements (unit: mm)  When leaving the factory, outlet end of the cable seal ring is in a sealed status. Before connecting, puncture it by tool. ...

  • Page 53: Pv String Input Wiring

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-34 Connect internal grounding cable The torque used to tighten the externally forced cable fixing head of the inner grounding wire is about 10~13N·m. 3.6.6 PV String Input Wiring Pay attention to safety before electrical connection, the PV string will produce dangerous voltage when exposed to sunlight.
  • Page 54 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual If the DC input wires are reverse connected by accident and the "DC SWITCH" have been set to the "ON", do not immediately operate the "DC SWITCH" and the positive and negative connectors, or, it may cause inverter damage.
  • Page 55 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-35 Schematic diagram of stripping DC input wiring (Unit: mm) It is recommended to use red for positive cables and black for negative cables to avoid wiring errors. If other colors are used, please confirm the corresponding relationship when crimping each cable to the connector.
  • Page 56 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual ----End Wiring illustration for type-Y PV connector When wiring by type-Y PV connector, the type of all connectors must match that of the inverter. If using the connector with different manufacturer or different type together, the contact resistance of the connector may exceed the allowable value, it will continue to heat and oxidize and easy to break down.
  • Page 57 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation Figure3-40 Wiring diagram (connected from PV string) Install PV connectors ○ Step 1 Confirm that all DC switches on the inverter (shown as 2 in Figure3-41) are OFF. Figure3-41 Diagram of DC switch OFF status Step 2 Check whether the polarity of the PV string is correct, and ensure that the open-circuit voltage in any case not exceeds the maximum input voltage of the inverter 1100V.

  • Page 58: Wifi/Gprs Communication Connection (Optional)

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Step 3 Insert the positive and negative connectors into the MPPT "+" and "-" terminals on the bottom of the inverter respectively (as shown in Figure3-43). When you hear a click, it means the connection is completed.

  • Page 59: Com. Communication Connection

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation When connecting, pay attention to the limiting position, and don't wrongly insert it. When tightening, do not use excessive force (torque: 1.5~2.0N•m), so as not to damage the interface. ...
  • Page 60 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-46 Ethernet communication connection  RS485 communication connection Connect the RS485 communication wires to the RS485 port on the communication board, as shown in Figure3-47, and connect the other end to the monitoring platform. Figure3-47 RS485 connection...
  • Page 61 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 3 Installation  When connecting, do not press the insulation layer of the communication cable into terminal, otherwise it may cause poor contact.  The RS485 communication wire must be routed separately from the input and output wires to avoid interference with communication.

  • Page 62: Check The Installation

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 3 Installation User Manual Figure3-49 Position of SW3 The communication address of the inverter must not conflict. Step 3 After connecting, tighten the external forced cable fixing head, seal with fireproof mud and install the cover plate.

  • Page 63: Startup And Shutdown

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 4 Startup and Shutdown 4 Startup and Shutdown This chapter mainly introduces how to start and shut down the inverter. 4.1 Check Before Startup Before first startup, please check the following items first. ...

  • Page 64: Shut Down Inverter

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 4 Startup and Shutdown User Manual After ensure the inverter is normal, start the inverter according to following steps. Step 1 Switch on the DC switches on the inverter and the project site. When the PV string provides enough startup voltage, PV string indicator will be on.

  • Page 65: Maintenance And Troubleshooting

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 5 Maintenance and Troubleshooting 5 Maintenance and Troubleshooting This chapter mainly describes the maintenance and troubleshooting. 5.1 Maintenance If any maintenance service is needed, please contact the after-sale service centre of Company, otherwise, Company will not undertake the responsibility and guarantee for the loss caused by self-operation.

  • Page 66: Maintenance Guide

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 5 Maintenance and Troubleshooting User Manual Item Check method Maintenance period maintain it in time. Wire Inlet Check if the wire inlet holes are sealed up Every year hole completely, if not, seal them with fireproof mud. Check if there is abnormal noise on fan when Every year (if the operating running.
  • Page 67 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 5 Maintenance and Troubleshooting and keep them unblocked. If necessary, a soft brush can be used to clean the wind inlet & outlet holes. Fan maintenance Before maintenance, shut down the inverter and disconnect all power input. Wait for 30min at least, after the inner capacitor discharge completely, the maintenance can be done.
  • Page 68 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 5 Maintenance and Troubleshooting User Manual Figure5-2 loosen the wiring of fan module Step 4 Pull out the fan module, clean the fan by brush or cleaner or replace damaged fan. Figure5-3 Pull out fan module Step 5 Install the fan module in reversed order and lock the screws, restart the inverter.

  • Page 69: Troubleshooting

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 5 Maintenance and Troubleshooting 5.2 Troubleshooting The inverter is designed on the basis of the grid-tied operation standards and meets the requirements of safety and EMC. Before provided to client, the inverter has been experienced for several rigorous tests to ensure reliable and optimizing operation.
  • Page 70 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 5 Maintenance and Troubleshooting User Manual Fault information Solution your local agency or service center Check the insulation resistance of the positive and negative poles of Insulation the battery board to the ground; check whether the environment impedance around the inverter is wet;...
  • Page 71 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 5 Maintenance and Troubleshooting If the inverter has an alarm mentioned in Table5-2, please shut down inverter (refer to 4.3 Shut Down Inverter), 5 minutes later, restart the inverter (refer to 4.2 Start Inverter). If the alarm status is not removed, please contact our local agency or service center.

  • Page 72: Stop Running, Dismantle, Discard Inverter

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 6 Stop Running, Dismantle, Discard Inverter User Manual 6 Stop Running, Dismantle, Discard Inverter This chapter introduces the dispose way for stop running, dismantling, discarding the inverter. 6.1 Stop Running Normally, the inverter don't need to be shut down, but when maintenance, it is necessary to shut down the inverter.

  • Page 73: Dismantle The Inverter

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 6 Stop Running, Dismantle, Discard Inverter 6.2 Dismantle the Inverter After the connection among inverter and grid and PV string is completely disconnected and wait for 30min at least, ensure that the inner capacitor discharge completely, and then the inverter can be dismantled.

  • Page 74: Package, Transportation, Storage

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) 7 Package, Transportation, Storage User Manual 7 Package, Transportation, Storage This chapter mainly describes the package, transportation and storage. 7.1 Package The package of product is carton. When packing, pay attention to the placing direction requirements. One side of carton, it should print warning icons, including keep dry, handle with care, up, stacking layer limit, etc.
  • Page 75 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual 7 Package, Transportation, Storage Do not store the inverter in the open air. If it will be stored for long time, please check the tightness of the inverter and see if there is any abnormal inside the inverter.

  • Page 76: A Technical Specifications

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) A Technical Specifications User Manual Technical Specifications A.1 PSIO100000W3#1100VPVK Items Min. Typical Max. Illustration Max. PV input voltage (Vd.c.) 1000 MPPT working voltage with full load (Vd.c.) PV connected/ MPPT tracking 18/9 DC current of each route (Ad.c.) Max.
  • Page 77 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual A Technical Specifications Items Min. Typical Max. Illustration manufacturer.) Max. inverter backfeed current to the array (Ad.c.) Max. output over-current protection (Aa.c.) Maximum output fault current (Aa.c.) Current (inrush) (Aa.c.) 6.97 Grid-tied inverting efficiency 99.0% Grid-tied China efficiency...
  • Page 78 4000 Altitude (m) 3000m, it is necessary to decrease rated power to use. Ⅱ(DC)/Ⅲ(AC) Over-voltage category Ⅲ Pollution degree A.2 PSIO125000W3#1100VPVK Items Min. Typical Max. Illustration MPPT input voltage (Vd.c.) 1000 MPPT working voltage with full load (Vd.c.)
  • Page 79 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual A Technical Specifications Items Min. Typical Max. Illustration Grid features Output power (kW) Rated grid voltage (Va.c.) 380V(3P3W) Settable (If it is necessary to Grid voltage range (Va.c.) parameter, please contact the manufacturer.) Settable (If it is necessary to Frequency range(Hz) 48.5...
  • Page 80 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) A Technical Specifications User Manual Items Min. Typical Max. Illustration cannot connected with ground, grounding output must be with isolation transformer. Heat dissipation way Smart wind-cooling <75±2dBA@1m Noise Display way LED indicator Communication port RS485/Ethernet/WIFI(optional)/GPRS (optional)/PLC(optional) Operation temperature (℃) Storage temperature (℃)

  • Page 81: B Quality Assurance

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual B Quality Assurance Quality Assurance If the device fault in guarantee period, Will maintenance it free or replace new product. Evidence In guarantee period, user needs to show the purchase invoice of the product, and the trademark on the product must be clearly visible, or, Company have right to refuse the quality assurance.
  • Page 82 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) B Quality Assurance User Manual If the fault is caused by above situation and user requires to maintain it, we can provide paid maintenance service after our service organization decided. To improve users' satisfaction continuously, our product and User Manual is upgrading. If the User Manual has difference with product, it may be caused by the version difference, please take the actual product as standard.

  • Page 83: C Acronyms And Abbreviations

    String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) User Manual C Acronyms and Abbreviations Acronyms and Abbreviations Alternating Current Direct Current Liquid Crystal Display Light-emitting Diode MPPT Maximum Power Point Tracking Protective Earthing Photovoltaic...
  • Page 84 String PV Grid-tied Inverter PSiO-W3#1100VPVK Series (100000-125000) C Acronyms and Abbreviations User Manual RS485 Recommend Standard485...

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