User Manual for 500kW Photovoltaic Grid
Contents
1. Fault is displayed you can Note Beijing Kinglong New nerey Technology Co Ltd earc Starting time 2011 08 03 22 18 08 Stopping time 2011 08 04 22 18 08 Search view the detailed fault message through this picture Please handle the fault according to the fault diagnosis information given in Chapter 7 For recoverable faults the system can recover the fault automatically without manual intervention For non recoverable faults handle the fault manually and then click Clear to clear the listed info Click the Back button to return to the fault message selection picture 3 View the historical fault messages The system records the equipment fault messages automatically The user can enter the correct starting the stopping times through this picture to execute fault message inquiry and other operations LU To facilitate analysis of the fault cause the historical fault data can be exported along with the historical data For the operating method see the operating instructions 25 Beijing Kinglong New Energy Technology Co Ltd for exporting the historical data 5 3 8 View the Historical Data 1 Click the His data button on the navigation Slate anas menu to open the historical 2011 08 04 22 10 381550 0 Y 8080 A 419 8 2011 08 04 22 10 481550 0 V 808 0 A 419 8 2011 08 04 22 10 58 550 0 V 808 0 A 419 8 automatically saves the DC 2011 08 04 22 112. Beijing Kinglong New Energy Technology Co Ltd medium voltage transformer and then incorporated into the power grid after being boosted and isolated by the medium voltage transformer The secondary side of the medium voltage transformer shall be a three phase IT system with a voltage fluctuation of 15 10 and a frequency of 49 5 50 5Hz Permission shall be obtained from local electric power department before the installation of the grid connected inverter IEJ Grid voltage 255 330Vac Grid frequency 49 5 50 5Hz The phase sequence of the power grid must be such that the phase A voltage precedes the phase B voltage by 120 4 3 3 Cable Requirements mee ET ETA IS A Photovoltaic anay DC Tarn 101imes Mmo a Ground aire re sam O O Phase A of the power grid gt 185mm x3 Phase B of the power grid gt 185mm x3 Phase C of the power grid gt 185mm x3 43 4 Connection Mode of the DC Side The photovoltaic array open circuit voltage shall not exceed 800V otherwise the equipment may be damaged Make sure that the positive and negative polarities of the photovoltaic array are correct ghee Beijing Kinglong New Energy Technology Co Ltd DC DC DC and DC connector bars the inverter provides 10 lines of photovoltaic array input which are connected respectively to the positive and negative poles of the photovoltaic array The two front rows are DC the rear row is DC O Measure the photovoltaic a
3. V 808 0 A 419 8 2011 08 04 22 11 V 808 0 A 419 8 2011 08 04 22 11 Y 808 0 A 419 8 voltage DC current AC 2011 08 04 22 11 Y 808 0 A 419 8 2011 08 04 22 11 V 808 0 A 419 8 2011 08 04 22 11 Y 808 0 A 419 8 2011 08 04 22 12 08 550 0 V 808 0 A 419 8 2011 08 04 22 10 28 NA V 808 0 A 419 8 data picture the equipment y voltage AC current output LX 2 2 LX XX lt lt XX lt power and daily electricity generation at an interval of 10 seconds time 2 Inquire the historical data Set Time Range Click the Config button to C All stored data 10 minutes set the time range Then l Cancel E C Fixed time today 9 click OK to view the Time slice o w Year lv Min C Appoint the time of the data stored M Mon Y Sec 2011 Year Mon 3 Day m Day specified time period Click 13 Hour 3 Min 1 sec Y Hour historical data in the Cancel to cancel the inquiry A ec K Ka E nen ge TTT TTILE ec Central 50 o KLNE m 3 Export the historical data Click the Export button to 00V 00A j open the Historical data export picture insert the m U disk according to the o a a a a e He E Cancel ta cancel this operation i prompt and then click EA a OK If you do not want to Ok Cancel l Samal execute the export operation now click Cancel His Data Beijing Kinglong New Energy Technology Co Ltd Note 1 About 50M of storag
4. h the equipment now click the 2 icon on the top right corner of the dialog box to close the dialog box sia Beijing Kinglong New Energy Technology Co Ltd Note 1 You can open this picture to execute the Start Stop operation from any picture 5 3 3 Switching between Languages Solartec Central 500 a 3O KL ME 00808 11 52 50 1 Click the Params button 6666666666666666 PD We Love Sunshine c o00000000000000000 to enter the equipment parameters picture then click the Language setting button 2 Click P X or English as required to switch to the desired language Click the Back button to return to the equipment parameters picture Note O The current version of the equipment supports two languages HD X and English You can switch between these two languages as required 20 Beijing Kinglong New Energy Technology Co Ltd 5 3 4 View the Real time Data Solartec Central 500 lt amp NE 211 08 03 11 32 50 1 Click the Params button E ess v 7 an pany eccecce LES We Love K 6666666666 Saz gt C bs As oo r to enter the equipment parameters picture then click the Real time params button 2 This picture displays panel voltage panel current AB line voltage BC line 0100914599509 RS voltage CA line voltage PY array voltage PY array current 190 04 phase A current phase B AB line voltag
5. have any suggestions 1 2 How to Use this Manual This manual provides the users detailed product information and installation and operation instructions for Solartec Central 500 photovoltaic grid connected inverter from Beijing Kinglong New Energy Technology Co Ltd Please read this manual carefully before using the product Beijing Kinglong New Energy Technology Co Ltd 2 Safety Information 2 1 Symbol Description The following symbols are used in this manual To use the product correctly please read the symbol description carefully This symbol represents high hazard which may cause personal casualty or serious accidents if not observed This symbol represents medium hazard which may cause personal injury or equipment damage if not observed This symbol represents low hazard which may cause the product unable to operate properly if not observed 2 2 Safety Instructions O Please read this manual carefully before installation We do not provide any warranty for equipment damages caused by installation not in accordance with the instructions contained in this manual O All operations and connections must be carried out by professional electrical or mechanical engineers e During installation do not touch any parts in the cabinet other than the terminals All electrical installations must comply with local electrical installation standards o Solartec Central 500 does not include user self maintenance module
6. Beijing Kinglong New Energy Technology Co Ltd 39 KLNE We Love Sunshine User Manual for 500kW Photovoltaic Grid connected Inverter SOLARTEC CENTRAL 500 Licence number Executed standard Beijing Kinglong New Energy Technology Co Ltd Beijing Kinglong New Energy Technology Co Ltd Contents A 1 1 1 A NU soe eh 1 1 2 Howto Use this Manual 1 Safety Information sss sese eee ee eee 2 2 1 Symbol DSS Ci COM T 2 E gt E DEI CLIO TTT 2 Product Introduction variada 4 3 1 Photovoltaic Grid connected Power Generation System sss sese 4 Bee Oo A a A asucacaseseesssensuecssecseis 4 zo SP AE AICS o ma A Ea 5 3 4 Internal Component Description sees eee esser eee eee 6 3 5 Technical Characteristics ccccccccssssssssssssssssssssssssssssaaaaeeeeeeeeeeeeeeeeeeeeeeeaeeeeeeeeeees 7 Produc T AG OI AMM A 8 4 1 Sl ee ee 8 4 2 Mechanical Installation sss 9 4 2 1 Safety oleo A e PR o 9 4 2 2 installation WG OG soisissa naera aE OAE 9 4 3 ISE een ET TTT 11 4 3 1 Safety IMNStTUCUION Suscrito ricota 11 4 3 2 Input and Output Requirement sss sss eee e eee eee 11 4 3 3 Cable Requirements oe E E ns acuececraeuerateresecedente 12 4 3 4 Connection Mode of the DC Side sss 12 4 3 5 Connection Mode of the AC Side sss 13 4 3 6 Connection Mode of the Ground WIG sese 14 Functions and Operating Method eee sees eee 15 5 1 PS aT Mode A dete at ce E A S A T 15 DZ Swi
7. Central 500 has been tested and inspected before delivery However damage may occur during transportation Please check 1t carefully before installation In case of any damage please contact the transportation company or Beijing Kinglong New Energy Technology Co Ltd Please provide the photo of the damaged location so that we can provide you with fast and quality service o Basic Installation Requirements Since Solartec Central 500 is electronic equipment with the waterproof level of IP20 Do not place it in humid places The following are the basic requirements lt gt It should be installed indoors and protected from sunlight and rain lt gt Because the equipment may produce noises lt 65dB during operation it should preferably be installed far away from residential areas lt gt The mounting floor shall be firm and level lt It shall be installed in such a position that the touch screen can be observed or operated conveniently and that the opening and closing of the cabinet door are not affected lt gt The ambient temperature shall be within a specified range 25C 50 C lt There must be a sufficient distance between the cabinet and the walls gt 40cm in order to ensure ventilation and heat dissipation lt gt The installation environment shall be well ventilated lt gt Because the equipment may generate heat during operation do not place it near inflammable and explosive substances lt The installation e
8. DC sides have been connected correctly and securely Check to see if the ground connection has been connected to the ground correctly and securely Check to see if the environmental conditions are within the normal operation range of the equipment Check to see if the emergency stop switch is popped up Make sure that no one operates the inverter circuit Start After the above inspections have been completed close the AC side circuit breaker Observe whether the displays of the indicators and the human machine interface are normal If one of the displays is abnormal please open the AC side circuit breaker immediately The emergency stop switch may only be used in hazardous situations It shall not be used to stop the equipment under normal conditions Running Click the Start button on the touch screen and click OK The equipment starts to judge the external I8 a Beijing Kinglong New Energy Technology Co Ltd conditions and operate automatically In the first trial operation observe whether the inverter ey operates normally including noise temperature notice erid connected voltage and current parameters touch screen display etc In case of abnormalities please make adjustments according to the error type and corresponding corrective method displayed on the screen If you still have any questions please contact the customer service personnel of the company 6 4 Disconnect from the Power Grid Sol
9. Fault cleared lasted Sminutes ALAC DC sides comply to grid condition 1 Upw gt 500W 2 A6 side complies to gid conditiog palmo yne paunooo yne 1 Press stop on touch screen 2 Disconnect 02 03 manually PPYW lt 323000VW lasted more than 2 minutes 1 Close 2 03 manually 2 Scram without press 43 Press start on touch screen 1 Press stop on touch screen AZ Disconnect 42 03 manually Figure 5 1 Switching relationship between operating states Note The dashed lines represent automatic execution The solid lines represent manual operation amp means that it is necessary to meet multiple conditions at the same time Upv is the DC voltage of the component Ppv is the power of the component Beijing Kinglong New Energy Technology Co Ltd 5 3 Touch Screen Operation Level I Re picture Di l f Home isplay the main data and state parameters o the equipment View the detailed parameters of the equipment Params and change the relevant parameters Set the language of the operating picture L aane Chinese English Real time View the real time values of the detailed parms parameters of the equipment View and change the parameters that can be User params changed by the user View and change the manufacturer parameters Mfr params and advanced parameters Fault View the fault messages Latest fault View the latest fault O __ Faulthistory_ Vie
10. When maintenance is required please contact designated local system installation and maintenance personnel Beijing Kinglong New Energy Technology Co Ltd Using Solartec Central 500 grid connected power generation requires the permission of local power supply department and relevant operations carried out by professionals When photovoltaic array 1s installed in the daytime 1t should be covered by an opaque material otherwise a high voltage will be generated at the array terminal in the sunlight Make sure that the DC input voltage does not exceed S00V Higher input voltages may cause permanent damage of Solartec Central 500 and other losses We do not provide any warranty or bear any responsibility for this Beijing Kinglong New Energy Technology Co Ltd 3 Product Introduction 3 1 Photovoltaic Grid connected Power Generation System Solar module Grid connected inverter MV transformer Public power grid Figure 3 1 Schematic diagram of photovoltaic grid connected power generation system The Photovoltaic grid connected power generation system consists of solar module grid connected inverter and distribution system as shown in Figure 3 1 Solar energy is converted into direct current via the photovoltaic module then converted into an alternating current having the same frequency and phase as the grid voltage via the grid connected inverter and finally incorporated into the power grid after being boosted an
11. ant to change the parameter click Cancel Beijing Kinglong New Energy Technology Co Ltd 4 Restore factory 13 Central 500 See ne ae oe G F E wen gt 2 11 08 03 13 28 42 e L A anni ZE E i ie R Sp apap lan gt 24000000000000000 Sia A eo ccccccccceesooonn v G 4 7 parameters Click the Restore button a Prompt prompt dialog box will pop Only do this in standby status Click OK to restore factory settings Click Cancel to cancel the operation up for confirmation If you 10004 s want to restore factory parameters click OK if not click Cancel Note 1 Each parameter has an effective range If the input value is out of the range the system will change it to the upper or lower limit automatically 2 Please enter the standby mode before executing the operation of restoring factory parameters otherwise you will be unable to execute this operation 8 After executing the operation of restoring factory parameters the equipment changes the key parameters to the default values and clear the electricity generation Please be careful when you execute this operation so as not to cause unnecessary troubles 5 3 6 View the Manufacturer Parameters 1 Click the Params button y ie SOlartec Ler 2140000000000 to enter the equipment parameters picture then click the Mfr params button B
12. artec Central 500 grid connected inverter performs the grid connected power generation process automatically When all conditions are met 1t enters the grid connected power generation mode Equipment stop is classified as normal stop or abnormal stop When the equipment 1s stopped the AC contactor and DC contactor are open O Normal stop Click the Stop button on the touch screen and click OK O Abnormal stop In some special situations the inverter disconnects from the power grid and enters the stopped state 29 Beijing Kinglong New Energy Technology Co Ltd 7 Fault Diagnosis Faults are classified as recoverable faults or serious non recoverable faults Fault list l The DC side voltage Decrease the panel s open circuit Non recov l DC side overvoltage _ exceeds the upper limit voltage erable The DC side current Non recov Z DC side overcurrent o Decrease the panel power exceeds the upper limit erable Reverse flow of DC The DC current is less Contact the after sales service Non recov current than 10A personnel erable A Reverse polarity of the The DC voltage is less Check the positive and negative Non recov panel than 0V polarities of the panel erable The DC lightning Replace the lightning protector Non recov 5 DC side surge protector has a fault module erable The AC side voltage is too Recoverab AC side overvoltage Check the power grid high le l The AC side current is too Non recov r AC side overcu
13. can automatically switch between these four operating states by judging the photovoltaic array voltage and other external conditions The description and switching conditions of these four operating states are given below o Stopped State In the stopped state the inverter is disconnected from the photovoltaic array and the power grid the AC contactor DC contactor and precharge contactor in the inverter are open o Standby State In the standby state the AC contactor and DC contactor of the inverter are closed the inverter can start operating once the external conditions are met O Running State In the running state the inverter enables the output of PWM signal and operates in the grid connection power generation mode and uses the maximum power point tracking MPPT technology to convert the direct current produced by the photovoltaic array into alternating current and incorporate it into the power grid to the maximum extent Oo Fault State In the fault state the inverter blocks the PWM signal to stop power generation Whether to start automatically or to wait for manual reset is decided according to the nature of the fault and the external conditions 15 Beijing Kinglong New Energy Technology Co Ltd 5 2 Switching Relationship Recoverable fault occurred 1 Fault is cleared delayed 5 minutes amp 2 4C DC sides don t comply to grid condition irrecoverable fault occurred fault occurred wire connectin 1
14. d isolated by the medium voltage transformer 3 2 Circuit Structure DEAL inverter modules AG huse contactor breaker protector DC lightning protection device AG lighting protection device Figure 3 2 Schematic diagram of the main circuit of Solartec Central 500 As shown in Figure 3 2 the schematic diagram of the main circuit of Solartec Central 500 the inverter converts direct current into alternating current via the three phase bridge converter DC AC inverter module and then into a sine wave voltage via the AC filter Beijing Kinglong New Energy Technology Co Ltd 3 3 Appearance Description LED indicator Touch screen Emergency stop AC circuit switch breaker eo LCD Touch screen The touch screen provides the user an easily operated and user friendly human machine interface Its functions include operation data display start stop control alarm processing display recording and inquiry and historical fault report o LED indicators They are used to indicate the operating state of the system Indicator Status description Operating state description Status ae All off The system is in off state Blue indicator on Standby state Red indicator on Fault state Table 3 1 Indicators and status description Oo Emergency Stop Switch The inverter has an external emergency stop switch When it is necessary to stop the inverter in hazardous situations press the emergency stop switch Beij
15. e Phase current 808 0 A current phase C current BC line voltage Phase B current 809 0 A CA line voltage Phase current 807 0 A grid frequency AC power Grid frequency AC power 419 82 kW today s generated power and a parce Total een noi a S Click the Back button to return to the equipment parameters picture Note 1 This picture mainly displays the real time values of the key parameters related to equipment operation Beijing Kinglong New Energy Technology Co Ltd 5 3 5 Change the User Parameters Solartec Central 500 Jo KLNE m ms 1 Click the Params button 00000 TT aR 75 We Love Sunshine pecesce I e to enter the equipment parameters picture then click the User params button 2 This picture displays grid overvoltage grid Solartec Central 500 E LINE rwsiesr undervoltage grid freq 666666 exceeded grid freq Grid overvoltage Grid undervoltage undershot grid failure retry Grid freq exceeded 101 0 Grid freq undershot interval power increase rate Grid fault retry 300s Poner increase rate and the button used to 2 R lagal restore default parameters Click the Back button to return to the equipment parameters picture 3 Parameter modification 2011 08 03 13 25 12 AAA Click the Data frame an input box will pop up as shown in the figure Enter the parameter and then click OK If you do not w
16. e capacity of the touch screen is assigned to store the historical fault messages and historical data If the quantity of historical data is larger than this capacity the system will automatically delete the early historical data 2 The data are exported as binary files which need to be converted into Excel files using special conversion tools 3 The U disk interface is a standard USB interface located at the rear of the touch screen which supports U disk storage not larger than 4G 5 3 9 View the Daily Electricity Generation 2011 06 25 20 20 01 1 Click the Energy button on the navigation menu to open the daily electricity generation picture This picture displays the hourly electricity generation in each Sn 2 Wis Y hour of the day as a column chart Note 1 If the current time is not on the hour the electricity generation from 0 minute 0 second of the hour to the current time is displayed 2 Every morning clear the daily electricity generation of yesterday and start counting again 5 4 Data Upload Interface Default IP 192 168 2 10 255 255 255 0 Port Communication protocol Modbus TCP Voltage current power electricity a fa Beijing Kinglong New Energy Technology Co Ltd If you want to upload detailed parameters please contact the manufacturer to obtain relevant information 6 1 6 3 Grid connected Power Generation Pre operation Inspection Check to see if the AC and
17. een recovered and the operating conditions are met the equipment will switch to the running state automatically O For non recoverable faults handle the fault according to its type If the fault cannot be cleared please contact the after sales service personnel and provide the name or code of the fault 8 Technical Data Recommended photovoltaic module 550 kWp power soe System Euro efficiency 97 9 Max efficiency 98 3 Noise development lt 65dB gt 31 Beijing Kinglong New Energy Technology Co Ltd Power consumption at night lt 40W Cooling Fan cooling Display operation LCD touch screen Optical fiber Communication interface SC multi mode or single mode width x height x depth 2600x2100x800 mm 1815 kg 9 Annex 9 1 Warranty Warranty Period The warranty period of the product is 24 months If it is otherwise specified in the contract the provisions of the contract shall prevail Evidence Beijing Kinglong New Energy Technology Co Ltd will ask the customer to provide the purchasing invoice and date of the product The trademark on the product shall be clearly visible otherwise the company will not provide any warranty Conditions If the product has a fault during the warranty period Beijing Kinglong New Energy Technology Co Ltd will repair or replace it free of charge The replaced product shall be returned to Beijing Kinglong New Energy Technology Co Ltd gt 90 a Be
18. eijing Kinglong New Energy Technology Co Ltd 2 This picture displays _ Solartec Central 50 90s KLNE UES MES Serer model number serial el NE tvuy A L LI uu aa S A e o Ea e R a G D00000000000000000 HZ ne ecccccccceceooen number manufacture date Model 2111 Serial number 00000012 software version DC link Manufacture date 2011 05 11 Software version 1 01 voltage line overcurrent and DC link overvoltage 785 OV Line overcurrent 1058 04 DC link starting voltage DC link starting 500 UV voltage Q_E 22 Kamn Click the Back button to return to the equipment parameters picture Note 1 Each parameter has been set according to actual conditions of the solar panel and the local power grid and is read only to the user 2 If the actual solar panel and power grid conditions are special please contact the equipment manufacturer for parameter adjustment 5 3 7 View the Fault Messages 1 Click the Fault button Solartec Central 500 W KLNE ross 13 17 29 on the navigation menu to OOSSCSCOCCCCCCCCCCCS 2 Love Sunshine 2608S SSSSOOEOOOOHNN open the fault message selection picture click the Latest fault button to enter the current fault picture or click the Fault history button to enter the historical faults picture 2 View the current fault message When the equipment state indication icon is red and
19. en the line voltage returns to the specified range The inverter provides low voltage ride through function The Low Voltage Ride system includes an additional component which enables Through quick reponse to the voltage dips in the power grid and LVRT resumption of grid connected power generation after fault clearance Reactive and power The inverter supports reactive power output with the power factor control factor fully controllable within 0 98 lagging 0 98 leading Low standby power The nighttime power consumption is less than 40W consumption PV array ground fault The inverter can be equipped with a PV array ground fault _ monitoring device to monitor the PV array and the positive monitoring and negative DC buses of the inverter for ground faults Very low Current Total The current total harmonic distortion produced by the inverter Harmonic Distortion is generally less than 3 ITHD Automatic identification The inverter can automatically identify the phase sequence of of phase sequence of the the AC power grid It has no phase sequence requirements power grid when connected to the power grid Beijing Kinglong New Energy Technology Co Ltd The inverter can be equipped with various types of Remote monitoring communication interfaces such as optical fiber interface to support remote monitoring of the inverter 4 Product installation 4 1 General O Check for Transportation Damages Solartec
20. ijing Kinglong New Energy Technology Co Ltd The customer shall reserve a proper time for Beijing Kinglong New Energy Technology Co Ltd to repair the faulty equipment The company will not provide any warranty in the following cases The product dimensions and parameters may be subject to change The company s latest Transportation damage Incorrect installation Incorrect retrofitting Incorrect use Operation in severe environments that do not meet the requirements of this manual Any exceeding of the installation and operation ranges specified in relevant international standards Damages cause by abnormal natural environment information shall prevail Please pay attention to our website 9 2 About Kinglong Beying Kinglong New Energy Technology Co Ltd is an internationalized photovoltaic enterprise situated in Beying Information Industry Base We are committed to the research amp development production and marketing of high quality inverters and providing the customers with perfect photovoltaic inverter products As an increasingly powerful Sino American joint venture we build up our strength to meet the increasing demand of our customers all around the world Nowadays we have become the leader of Chinese photovoltaic inverter industry 9 3 Contact Us If you have any problems concerning Solartec Central 500 photovoltaic grid connected inverter please contact us We will try our best to solve your proble
21. ing Kinglong New Energy Technology Co Ltd o AC Circuit Breaker It is used to make or break the connection between the equipment and the power grid When the circuit breaker is closed the system is switched on When the circuit breaker is open the system is switched off At this time the power grid terminal is still live 3 4 Internal Component Description Q1 gt K1 AIM ALM K2 ss kk aha kad 09 add da ll g Ranga J1 O K1 main DC contactor Oo K2 precharge contactor Beijing Kinglong New Energy Technology Co Ltd K3 main AC contactor Q1 main AC circuit breaker Q2 control power circuit breaker Q3 UPS circuit breaker UPS uninterrupted power supply AIM filter module ALM inverter module J1 supply terminal J2 220Vac socket ISO insulation monitor 3 5 Technical Characteristics Some critical technical characteristics of Solartec Central 500 grid connected inverters are listed below l l The maximum efficiency is up to 98 3 the European Ol weighted efficiency is 97 9 The inverter executes Maximum Power Point Tracking Maximum Power Point MPPT algorithm to track the PV array maximum peak Tracking MPPT power point at any ambient temperatures and under any lighting conditions C l The inverter uses active and passive detection methods to Anti islanding protection detect the occurrence of islanding and stops automatically It i makes a reconnection wh
22. m Please remember the following contact information Add 3rd Floor Caihong South Building No 11 Xinxi Road Haidian District Beijing 33 Beijing Kinglong New Energy Technology Co Ltd China Postal code 100085 Tel 010 62985751 Fax 010 6298371 1 808 sales hotline 010 62988159 Technical service 010 62985751 221 Web Www kinglongpower com E mail service kinglongpower com sales e mail SalesOkinglongpower com UK Uuk sales kinglonqoower com France france sales kinglonqoower com ltaly Italy sales kinglongoower com Australia australia sales kinglonqoower com Spain spain sales kinglongoower com USA usa sales kinglongopower com Canada canada sales kinglongopower com 284
23. nvironment shall be clean and dust free Beijing Kinglong New Energy Technology Co Ltd 4 2 Mechanical Installation 4 2 1 Safety Instructions As an electronic product with a DC side voltage of up to 800V and an AC side voltage of up to 300V 1t 1s dangerous to touch its live parts This device must be installed by professional electricians Before installation and maintenance make sure that both the AC and DC sides are voltage free and that the capacitor of the DC bus has been discharged to the safe voltage range 42 2 Installation Method O Crane Lifting lt gt The lifting sling or rope must have a sufficient rated load capacity i e for four point lifting the lifting capacity of each point must be greater than half the weight of the cabinet lt gt The lifting sling or rope must have a sufficient length to ensure that the angle between the sling and the top edge of the cabinet is greater than 45 1n accordance with DIN 580 as shown in Figure 4 1 Using a too short sling may apply too much pressure on the lifting ring and damage it lt gt Before lifting check to see if the crane is located correctly above the center of the cabinet in order to ensure that the cabinet will not swing on the rope during lifting lt gt The paint on the top edge of the cabinet shall be protected from wear as shown in Figure 4 2 Beijing Kinglong New Energy Technology Co Ltd Figure 4 1 Cable angle in four poin
24. rray open circuit voltage with a multimeter to make sure that it does not exceed 800V O Confirm the positive and negative polarities with a multimeter Oo Connect the positive pole of the photovoltaic array to the DC copper bar of DC input Oo Connect the negative pole of the photovoltaic array to the DC copper bar of DC input O Make sure that the wires are connected securely 435 Connection Mode of the AC Side Connect the AC power grid Before connecting the AC power grid make sure that the AC incoming line is voltage free Beijing Kinglong New Energy Technology Co Ltd o oo Lis L2 L3 Aa O Open the AC side distribution circuit breaker and measure with a multimeter to make sure that the AC line connected to the terminal is voltage free O Connect the three phases of the AC output to the three phases of the secondary side of the medium voltage transformer O Make sure that the wires are connected securely 4 3 6 Connection Mode of the Ground Wire In the cabinet of Solartec Central 500 a ground bar is reserved for the user to connect the special ground cable securely to the ground terminal in Solartec Central 500 ia Beijing Kinglong New Energy Technology Co Ltd 5 Functions and Operating Method 5 1 Operating Mode Solartec Central 500 photovoltaic grid connected inverter has four states stopped state standby state running state and fault state Solartec Central 500
25. rrent l Decrease the panel power high erable i The AC side frequency i Recoverab AC side overfrequency o Check the power grid exceeds the upper limit le AC side The AC side frequency is Recoverab o Check the power grid underfrequency lower than the upper limit le The AC lightning Replace the lightning protector Non recov 10 AC side surge protector has a fault module erable l l Non recov 11 Fuse failure Fuse failure Replace the fuse erable 2 Level 1 alarm of Level 1 fault of insulation Contact the after sales service Non recov insulation monitoring monitoring personnel erable i Level 2 alarm of Level 2 fault of insulation Contact the after sales service Non recov insulation monitoring monitoring personnel erable Low voltage Ride Overtime of AC side low Non recov 14 Check the power grid through fault voltage erable Contact the after sales service Non recov System fault System fault personnel and provide the fault code erable X System fault includes the faults of the equipment itself and all types of external faults which may 30 Beijing Kinglong New Energy Technology Co Ltd cause system shutdown XX System fault includes the faults of the equipment itself and all types of external faults which may cause system shutdown Please check the fault values and confirm the fault detail Note O For recoverable faults the equipment will try again after the failure retry interval without manual intervention When the fault has b
26. t lifting Note The angle of the cable or rope must be greater than 45 Protective wood Figure 4 2 Wear protection position Forklift Lifting Crane lifting is the first choice Forklift lifting 1s used only when very necessary lt gt Make sure that the floor 1s enough to withstand the total weight of the cabinet and the forklift Make sure that the forklift has sufficient lifting capacity Provide the fork arm with a pad made of rubber or other suitable materials to prevent damages Keep the center of gravity steady Do not tilt the cabinet during lifting Lower the product slowly As Beijing Kinglong New Energy Technology Co Ltd Figure 4 3 4 3 Electrical Installation 4 3 1 Safety Instructions Before operation make sure that both the AC and DC sides are voltage free and that the capacitor of the DC bus has been ree discharged to the safe voltage range 4 3 2 Input and Output Requirements Oo Photovoltaic Array For Solartec Central 500 the recommended phtovoltaic array maximum power can be up to 550kW The maximum array open circuit voltage shall not exceed 800V otherwise the equipment may be damaged gt notice Maximum photovoltaic array open circuit voltage 800V Recommended photovoltaic array maximum power 550kW o Three phase Power Grid Solartec Central 500 outputs a 300V three phase AC voltage which is connected to the secondary side of the h
27. tates according to the conditions of the AC and DC sides When it 1s stopped manually or due to a non recoverable fault the system switches to the manual state and needs to be operated manually 5 Equipment state The standby state of the equipment is indicated by a blue icon The running state is indicated by a green icon and the fault state is indicated by a flashing red icon 6 Navigation menu You can go from any picture to other function pictures rapidly 18 Beijing Kinglong New Energy Technology Co Ltd and conveniently 5 3 2 Start stop Operation 1 Start operation In any function picture click the Start Stop button on Solartec Central 500 0000 ven J d OJN 7 6666 666666666 the navigation menu a dialog box will pop up as shown in the figure Click the Start button If you do not want to start e a the equipment now click the 2 icon on the top right corner of the dialog box to close the dialog box 2 Stop operation In any function picture click the Start Stop button on a a Sola p Ce n d ii 9 U 0 E L y E 7 0 2011 08 03 11 40 59 x a TE R KOR R PARNE DERSEN ee ka AA econ s LL We Love S g ceo the navigation menu and a dialog box will pop up as shown in the figure Click the Stop button If you do not want to stop AC power 419 82kW Today s gen power 873 0kW h l Total gen power 16001k
28. tching Relationship sss eee eee eee 16 5 3 Touch Screen Operation sese 17 5 3 1 DLE ae APPO ro 18 5 3 2 SE OPE ON E E S 19 5 3 3 Switching between Languages sse eee eee eee eee 20 5 3 4 View the Real time Data sss 21 5 3 5 Change the User Parameters cxiccctasenusiacntceceaastasasicavasssasavaseeisavssaneaebeosensaooes 22 5 3 6 View the Manufacturer Parameters sese eee 23 5 3 7 View the Fault Messages eee eee eee 24 5 3 8 View the Historical Data sss sese 26 5 3 9 View the Daily Electricity Generation esse eee eee eee 27 SA Daa Upload Mier re omen eee enero ree ne Teen ern nner ere te Suite 27 Grid connected Power Generation sss sese 28 6 1 Pre op ration T pecas aio 28 E x TTT 28 6 3 MUU ATS tense neta gee cee accede be as ac seme aac calee rong eae arene AE 28 6 4 Disconnect from the Power Grd 29 Beijing Kinglong New Energy Technology Co Ltd A nn a EN 30 io AAA nn OE gt 31 o E E 32 9 1 WY QUANG OOOO Z O H 32 9 2 AAA o daanaapeesinne seme pbmenepcndnscepepestaagcoes 33 9 3 Sr I area ed eect oe tec paca A 33 III Beijing Kinglong New Energy Technology Co Ltd 1 General 1 1 Foreword Dear users Thank you for using the photovoltaic grid connected inverter Solartec Central 500 produced by Beijing Kinglong New Energy Technology Co Ltd We sincerely hope that the product meets your demand Please do not hesitate to contact us if you
29. w and inquire the historical faults His data Inquire and export the historical data Energy View the daily electricity generation of the day Start Stop Control the start stop of the inverter Note To provide faster operation each function picture includes navigation menu and state indication with the same meaning You can go from the function pictures at any level to the pictures at the other level eae Beijing Kinglong New Energy Technology Co Ltd 5 3 1 Default Main Picture Main operation data and state indication This picture includes structure diagram of _Solartec Central 5002 WERCNE aroo ia 1 photovoltaic grid connected power generation system EY O L S DC voltage value DC S N an een oo a j lt 550 0Y Ka SE po a Bin Er Sas de 7 _ 801 99 807 08 y current value AC line Ss gt voltage value and AC line ey O G P AC power 419 82kW Today s gen power 873 0kW h current value output power A Total gen power 16001kH h daily electricity generation and total electricity generation system time manual automatic state equipment state etc Note 1 DC side voltage and current 2 AC side line AB voltage line BC voltage and line CA voltage 3 AC side phase A current phase B current phase C current 4 Manual automatic state After startup the inverter operates automatically and switches automatically between Running Standby and other s
Download Pdf Manuals
Related Search