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1. 15 INSTALLATION 1 SEN 4 6 Testing and commissioning 2 Turn on the AC circuit breaker or fuse between the after the installation photovoltaic inverter and AC grid The inverter status has to change to normal running after a countdown Checking xxS if photovoltaic panels are supplied with 1 Follow the messages displayed in the LCD panel a DC voltage higher than the initial feeding voltage They are Power ON LED green Fault LED red Fig 14 LCD panel When photovoltaic panel is connected and its input Fig 16 Sequence of messages in the LCD panel when voltage is higher than the initial feeding voltage and the AC grid is present AC grid is not connected yet the LCD panel will display the message Standby gt XXXX W Waiting gt No AC grid In this status the message No AC grid will remain and the fault LED will light Next it is shown the sequence of the screens SaLicru r g _ Standby Fig 15 Sequence of messages in the LCD panel with no AC grid 16 sm mem i USER MANUAL OPERATING 9 9 1 9 1 1 Operating Operating modes EQX 10000 Inverter starts automatically once both DC voltage from photovoltaic panels is enough and fuse is fitted in There are four operating modes There is a corresponding colour and indicative status text per each mode iF Normal On this mode the inverter converts the solar energy to in
2. Check that voltage and frequency are inside the allowed range If problem persists call to technical service Grid is not connected Check the wiring to grid connection Check the grid No utility PV over voltage Check the open circuit voltage of the panels check if it is higher or it is very near to 500 Vdc If panel voltage is less than 500 Vdc and problem persists call to technical service Consistent Disconnect PV or PV from the input re start up fault the inverter If it doesn work call to technical service Over Internal temperature is higher than the stated temperature Find the way to decrease the ambient temperature or move the inverter to colder place If itis not effective call to technical service Relay Failure DC INJ High EEPROM Failure SCI Failure Disconnect all PV or PV Wait a few seconds High DC Bus Once the LCD panel is shutdown re connect it again and check it Low DC Bus message is displayed again call to technical service Ref 2 5V Fault DC Sensor Fault Failure Table 3 Displayed messages by the LCD panel and possible actions im SALICRU MAINTENANCE WARRANTY AND SERVICE e fthereis not any LCD check the input PV connections If voltage is higher than the initial feeding voltage call to technical service e During the periods with low or lack sunlight the PV in verter can be starte
3. the inverter tries to disturb its input in each start up During this pro cess the user can notice the flow of DC measure ment 5 1 2 EQX 5000 4000 3680 3450 2800 There are 3 operating modes 1 Normal In this mode the inverter works normally Whenever the energy supplied by the panels is enough voltage Initial Feeding Voltage it converts and re injects the energy to the grid But if the energy is not enough the inverter enters on Waiting or standby mode meanwhile the device uses the minimum power to monitor its internal system On this mode the green LED is ON Fault The intelligent inverter controller monitors the status of the system continuously and adjust the status of the system If unexpected conditions are being de tected like problems in grid or internal faults they will be displayed in the LCD panel being the fault LED turned on Shutdown During the periods with lack of sunlight the inverter is shutdown automatically In this mode the inverter doesn t take any power from mains The LCD panel and LED from front panel are turned off im SALICRU 17 OPERATING Also there are three operating status Standby Waiting Normal during normal operating the inverter goes to standby status with voltages lower than the Initial Feeding Voltage and starts to check its own internal status The following example shows the LCD panel of EQX 2800 model when panels input is incre
4. Frequency range regulation RS1699 7 2 Graphic of load and efficiency Ratio between input photovoltaic voltage PV and input power Pmpp is shown in the following example Once the PV input voltage is lower than 423V ratio between V and power is Pdc W 13 x under the condition 423V gt Vy gt 200V Efficiency 96 SBZ REPRRARSBSSHSERRAESE For example If V is 400Vdc the maximum converted power by the inverter in the graphic will be 5200W T T3 ag ria e j all ESE m E L4 4 E z 8 3 E SO prr VUOO 700 11000 Output power W Fig 22 Typical efficiency for EQX 10000 Fig 21 Available DC power versus photovoltaic input voltage V Typical efficiency graphic V is shown in the fol n ee lowing figure Pac W Results can vary due to the tolerances of the Fig 23 Typical efficiency for EQX 2800 tested equipments and product differences SALICRU m m 20 ANNEXES 7 3 Losses in the wiring 2877 E e Losses the wiring e LE LAC LLL LL ALI tt tt tt 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Cable length m b M Cable lengths are the following depending on the cross cable section Cross cable
5. Management e To provide the needed resources 2 2 Standard The EQUINOX product is designed manufactured and commercialized in accordance with the standard EN ISO 9001 of Quality Assurance The C marking shows the conformity to the EEC Directive quoted between brackets by means of the application of the following standards e 2006 95 of Low Voltage Safety e 2004 108 EC of Electromagnetic Compatibility EMC in accordance with the harmonized standards Reference regulations e EMC DIN EN 61000 6 3 2007 and DIN EN 61000 6 2 2005 e Regulation of grid perturbations RD1699 e Low voltage DIN EN 50178 4 98 VDE 0160 IEC62103 G The declaration of conformity CE of the product is at the disposal of the client previous express request to our head offices 2 3 Environment This product has been designed to respect the environ ment and has been manufactured in accordance with the standard ISO 14001 Recycling the equipment at the end of its useful life Our company commits to use the services of authorised societies and according to the regulations in order to treat the recovered product at the end of its useful life contact your distributor Packaging To recycle the packing follow the legal regula tions in force im SALICRU m m 5 PRESENTATION 3 Presentation 3 1 Introduction of photovoltaic system with connection to electrical grid Photovoltaic system with connection
6. OK and lt and after 6 System Display Press lt again at Error data logger the LCD panel changes to inverter information including firmware etc as it is shown next Monitoringparametersdisplayedat SystemDisplay are the following SN Inverter serial number Version Inverter firmware version Memory Status of the memory of control panel Date Date set in the inverter Time Time set in the inverter Acoustic alarm or Off status of the set ting Language Language set in the LCD panel To set date time acoustic alarm and language a Press gt and T or 4 to change the desired pa rameter setting Press OK to validate Use 7 and l to modify the value c Press to validate 5 2 1 3 Tree of functions The following table summarize the operating Start screen Second level 1 Select channel by means of up and down keys 2 Press ENTER to change 3 Select the parameter with the arrows 4 ENTER to confirm and escape lt Channelselection LCD panel shows 1st date of the day Itcan be displayed up to 12 hours Select with left and right arrows Press ENTER to move if all data are not displayed Welcome Co D Itis displayed from first date of the week it is Sunday 7 days in one screen Select the week with the arrows Co It
7. Time of grid reconnection XXX Sec Reconnect in Time to AC grid reconnection XXX sec F W version information Informationof CPU F W version master and slave Memory Use of SD memory card Set LCD panel language setting Language Xx X96 memory left It is displayed the message warning when the memory capacity ofthecardis lower than 5 FanLock Fan has suddenly been stopped 1 Portuguese market only Measurements of both microprocessors are not consistent Probably there is a wrong operating of CPU and or im SALICRU m 23 OPERATING 5 2 4 Measurement accuracy LCD panel measurement has to be considered as a mere reference We do not recommend to use the data for testing or checking the system Usually its accuracy is about 2 In all operating ranges the accuracy can reach up to 5 5 3 Maximum Power Point Tracker MPPT Thanks to its advanced design the inverter can track the maximum power of any photovoltaic panel under any con dition When output power is stable the inverter converts its maximum available power Otherwise it follows the power changes due to the solar light level fluctuations 10 20 30 40 50 Upv V Fig 20 Graphic of the PV panel output If DC voltage from output panel is low the AC power can flow slowly This is normal because the inverter makes tracking of DC maximum power point continuously LCD panel shows this variatio
8. control panel emits an acoustic alarm in the following cases a Inverter fault b Memory capacity of control panel lower than 596 c Oneofthe fans doesn t turn due to any reason This alarm can be silenced by selecting the option in System Display Go to the corresponding section 4 Behaviour when memory is full When memory capacity is lower than 596 the control panel will emit an acoustic alarm n this moment the user has to save the internal data and try to download the memory into a PC In case the user ignores this warning and memory is not cleared once it is completely full the last data will overwrite the first one 5 2 1 2 LCD panel Description of the screens 1 Start Once the inverter is started up the LCD panel shows the logo and firmware version The screen re mains visible for 3 seconds and changes to show the next information 2 Text of LCD panel LCD panel shows 4 measure ments and 1 status The button on the right side shows the time and date When facing a warning or error message button Status changes to error message automatically The end user can change the four monitoring param eters a Press to highlight the monitoring parameter of first row Use T and V the end user can move to the other row b Press OK to set the monitoring parameters c Press or to select the monitoring parameter of the row d Press to confirm 3 Daily graphi
9. for model EQX 10000 Connection From AC Junction box Connection to AC grid Connection to photovoltaic panel DC input Testing and commissioning after the installation im SALICRU m 5 1 SLL 5 1 2 5 2 9 2 1 0 2 2 5 2 9 0 2 4 5 3 6 1 6 1 1 6 2 6 3 6 3 1 6 3 2 6 3 3 6 4 TA 7 2 7 3 7 4 GENERAL INDEX Operating Operating modes EQX 10000 EQX 5000 4000 3680 3450 2800 Control panel EQX 10000 EQX 5000 4000 3680 3450 2800 LCD panel messages Measurement accuracy Maximum Power Point Tracker MPPT Maintenance Warranty and Service Basic maintenance guide Preventive maintenance Trouble Shooting Warranty conditions Covered product Warranty terms Out of scope of supply Description of available maintenance and service contracts Technical service network Annexes Technical specifications Graphic of load and efficiency Losses in the wiring Selection of circuit breakers of grid mi 3 INTRODUCTION 1 Introduction 11 Gratefulness letter We would like to thank you in advance for the trust you have placed in us by purchasing this product Read this instruc tion manual carefully before starting up the equipment and keep it for any possible future consult that can arise We remain at you entire disposal for any further information or any query you should wish to make Yours sincerely SALICRU O The equipment here described
10. parts 6 5 Technical service network Service and Technical Support S T S cover at both na tional and international consists of At national level Andorra Barcelona Madrid Bilbao Gijon A Coruna Las Palmas de G Canaria Malaga Murcia Palma de Mallorca oan Sebastian Santa Cruz de Tenerife Seville Taco La Laguna Tenerife Valencia and Zaragoza At international level France Brazil Hungary Portugal Singapore U K China Mexico Uruguay Chile Venezuela Colombia Argentina Poland The Philippines Malaysia Pakistan Morocco Thailand Emirates Arabs United Egypt Australia and New Zealand IN SALICRU m 27 ANNEXES fT Annexes TA Technical specifications Input DC nominal voltage 360 Maximum PV open circuit voltage 500 Vdc Start voltage of the system 150Vtypical 120 V typical Initial grid voltage o 150V Shutdown voltage o 70 V typical Operating voltage range 100 500 V MPPT voltage range 250 V 450 MPPT efficiency gt 9995 Nr MPP Trackers 1 DC voltage ripple 1096 DC insulation resistance 5MQ Output Nominal voltage 3x400V 230 V Operating voltage 10 15 Nominal frequency 50Hz Operating frequency 49 05 50 95 Hz AC wiring system 3 phases 4 1 phase 2 wires Harmonic distortion THDi 396 Power factor 0 99 Conversion efficiency max gt 9696 European efficiency gt 9596 General data T
11. section Max wiring length 30 mmu 7 4 Selection of circuit breakers of grid e Maximum nominal current for the used cable and max imum protection of the equipment fuse limit the nominal current of the circuit breaker of grid e Also check the thermal convenience of grid circuit breakers When selecting the grid circuit breakers keep in mind all the load factors which can be checked in their technical datasheets mm USER MANUAL Ms UNINTERRUPTIBLE POWER SUPPLY UPS LIGHTING FLOW DIMMER STABILIZERS POWER SUPPLY STATIC INVERTERS PHOTOVOLTAIC INVERTERS MICROTURBINES VOLTAGE STABILISERS IS EK795B01 SaLicf u Avda de la Serra 100 08460 Palautordera BARCELONA Tel 34 93 848 24 00 902 48 24 00 Fax 34 94 848 11 51 comercial salicru com Tel S T S 902 48 24 01 Fax S T S 34 848 22 05 sst salicru com SALICRU COM BRANCHES AND SERVICES and TECHNICAL SUPPORT S T S MADRID BARCELONA BILBAO GIJON LA CORUNA LAS PALMAS DE G CANARIA MALAGA MURCIA SUBSIDIARIES FRANCE PORTUGAL HUNGARY UNITED KINGDOM REST of WORLD GERMANY BELGIUM DENMARK HOLLAND IRELAND NORWAY POLAND REPUBLIC RUSSIA SWEDEN SWITZERLAND UKRAINE ARGENTINA BRASIL CHILE COLOMBIA CUBA ECUADOR Product Range PALMA DE MALLORCA PAMPLONA SAN SEBASTIAN SEVILLE VALENCIA VALLADOLID ZARAGOZA CHINA SINGAPORE MEXICO PERU URUGUAY VENEZUELA SAUDI ARABI AL
12. shows the last two error logs 1 Date 2 Time eu 3 Acoustic alarm audible 4 Language 5 2 1 4 Downloading data at the control panel To manage the data at the control panel remove it from the inverter and access to its internal data by means of the USB cable Control panel will be fed from USB port of PC directly TO LOCK UNLOCK THE CONTROL PANEL 1 To unlock it press the part marked as PUSH LOCK UNLOCK Push for unlock im SALICRU m 19 OPERATING 2 Onceitis removed the connection cable of 1 8 metres between the control panel and the inverter comes out For longer lengths a standard RS 232 cable can be used a 3 To put the control panel back first fix the cable with a bridle and slide the control panel towards the inverter by pressing a little bit till hear its locking HOW TO ACCESS AND MANAGE THE DATA 1 Remove control panel from the inverter and discon nect the RS 232 cable Unscrew and remove the cover of mini B USB port For a PC with Windows ME 2000 and XP platforms it is not needed to install a driver to access to the data For PC with Windows 98 platform itis needed a driver to have access to the data A Do not remove the control panel meanwhile the inverter is running 2 Connectthe miniUSB BtocontrolpanelandtypewriteA USB in PC LED will show USB CONNECT Click My Computer External disk Copy the folder DAI
13. to grid is principally based on 4 parts photovoltaic panels photovoltaic inverter junction box to AC grid Connection interface and connec tion to public grid When a photovoltaic panel is exposed to sunlight and con nected to an inverter itcreates DC power The inverter makes the DC AC conversion and suppliesthe electrical gridthrough the AC junction box Next figure shows the inverter in a photovoltaic system with connection to grid Photovoltaic panel Inverter Grid AC junction box Fig 1 Typical diagram of a photovoltaic system con nection Grid power supply e Photovoltaic panel It supplies the direct current power DC to the inverter e SALICRU photovoltaic inverter It converts the DC voltage coming from the photovoltaic panels into AC voltage Due to its connection to the grid it will manage the current amplitude according to the power supplied by the photovoltaic panels extracting always the max imum power e AC junction box This interface between the grid and the inverter is based on a circuit breaker fuse and connection terminals To meet the local regulations standards and codes the system has to be designed and installed by a qualified technician e Grid It is the network through the electrical energy is distributed by the electrical energy company SALICRU inverters can only be connected to low voltage systems 230V 50Hz 3 2 Introduction to EQUINOX inverter EQUINO
14. 05 ae 801 7 aa ost X3 32 EM Gam when DC power from photovoltaic panels is enough Emm D aa me mo n Possible status 1373 ns 8 0002 ne 3 O Standby Panel set can only supply the needed 6 voltage to feed the minimum requirements by the lena www controller O Waiting When DC voltage from panels is higher 10 Click on button Save Data will be saved in CSV than 130V the inverter goes into wait status and format tries to be connected to the grid O Normal operating When DC voltage from panels SI ze eg ntact a EET d ce EB is on normal status supplying the grid It will auto matically be shutdown when power is not enough 2 Start sequence When panel voltage is enough the inverter displays the information showed in the next graphic Model X kW 3 Changing the displayed Filename DAILY LM information During normal op eration LCD panel is automatically set to display the power supplied to AC grid Press function button and release it immediately to see addi Testing XX tional information Each pulsation changes the displayed information ES 4 Keeping the LCD panel If Normal Status it were needed to freeze a deter mined screen press function key repeatedly till the desired screen is displayed Release the key Fig 17 Information press it again for
15. GERIA EGYPT JORDAN KUWAIT MAROCCO TUNISSIA KAZAHSTAN PAKISTAN UEA THE PIHILIPPINES INDONESIA MALAYSA THAYLAND VIETNAM Uninterruptible Power Supply UPS Lighting Flow Dimmer Stabilizers Power Supplies Static Inverters Photovoltaic Inverters Microturbines Voltage Stabilisers SUD GREENERGY Nota Salicru can give other electronics solutions according to the application specifications or technical specifications
16. LY in the External disk and paste it in the desk 5 Execute the application Pro Control Click on File select Export Import Contact with Technical Service to install this applica tion B 0011C001018E 97 Free GA P3215E 3F0604ED002 PS228E 0604D00016 PS240A 3F0604I014 PS240E 3F0604CD15 PS260E 0609G00003 6 Select the desired period with Date from and Date to Later on click on button Import Puke Exporti Tmport Fis En 17 To 20077 jM 7 Select the file DAILY dat from previously saved folder DAILY Click on button Open 2 x Look in 3 DAILY tkt Fies do Cancel Open as read only 2 8 Click on button View Data will be processed by the Pro Control application in a few seconds Debs From pore 1522 To 2007 1 28 20 mmu mm USER MANUAL I OPERATING 9 Click on button Export 5 2 2 EQX 5000 4000 3680 3450 eens rere un 3H The inverter operating is very easy During is normal op 1 went ond recen epos En Tota i ike m D a ms erating the inverter works automatically Nevertheless to MATTIS 1201 323 10 268 6008 reach the maximum conversion efficiency n Do M es 52 2 m 1 Automatic On Off The inverter automatically starts Odi t6 44 51 1203 250 7 oF 23802 60
17. X inverter with connection to grid converts the direct current DO created by the photovoltaic panels to alternating current AC which is compatible with the local electrical distribution grid 3 3 Range Range of powers are made up by EQX 2800 2 8 kW single phase for indoor installation e EQX 3450 3 45 kW single phase for outdoor installation e EQX 3680 3 68 kW single phase for outdoor installation e EQX 4000 4 0 kW single phase for outdoor installation e EQX 5000 5 0 kW single phase for outdoor installation e EQX 10000 10 0 kW three phase for outdoor installation 3 4 Constituent parts Next description of main parts of EQUINOX inverter are stated 3 4 1 EQX 10000 1 3 pair of DC input terminals 7 Control panel 3 RS 232 Interface 6 Slot for communication option 4 AC output terminals Fig 2 View of constituent parts EQX 10000 1 3 pair of independent DC input terminals 3 MPPT Each pair of input terminals are made up by positive and negative terminals See Installation chapter for more de tails 2 Fans Inverter is equipped with 3 fans to exhaust all the heat inside When the heatsink temperature reaches 50 fans are activated automatically 3 RS 232 Interface Connect this interface to PC directly through the RS 232 serial cable 4 AC output terminals L1 Line 1 L2 Line 2 L3 Line 3 N Neutral Grd PE 6mm 5 Protection Earth termi
18. ased over 100V Model EQX 2800 0 0 W Waiting 0 0 W Checking Pac 0 0 W Normal status XXXX X W Whenpanelssupply ahighervoltage than 100 V the inverter goes to waiting mode When panels supply a voltage higher than 150 V the inverter starts a countdown from 20 to 0 checking its internal status and going to normal mode G Before connecting the panels to DC terminals check the polarity of each connection is correct otherwise it could damage the equipment permanently 5 2 Control panel 5 2 1 EQX 10000 5 2 1 1 Operating 1 Keypad In the control panel there are 5 keys to select and operate Next the function of each one is defined gt View of the lower layer 1st to 2nd or move the cursor to the right View of upper layer 2nd to 1st or move the cursor to the left T Wiewofpreviousscreenormovethecursorup P View of next screen or move the cursor down Select or validation 2 Backlight LCD As it has been described in the pre vious section the backlight colour changes depending on its operating status To save energy the backlight remains turned on for 3 minutes after last operation Nevertheless in case of fault or error as well as to change to red it blinks every second till the end user press the corresponding key to the instruction in the LCD panel 3 Acoustic alarm To inform the user
19. c Press key in the LCD panel the screen changes to the daily graphic This graphic shows the AC power tendency of a particular date Time axis x axis In the picture the longest period is 12 hours Unit is hour First logged data of any day is shown at the left side of the graphic In case the logged data in one day are more than 12 hours first press and use keys lt and to move the graphic to the desired moment Press OK again to stop moving Power axis y axis From 0 to 12kW Each point means the average power of the last 6 minutes Date Data of the present LCD panel are shown on the right top corner To see the daily graphic of a desired day press gt and lt to select it 18 amm USER MANUAL OPERATING 4 Weekly graphic Press lt in the daily graphic The LCD panel will changes to weekly graphic as it is shown Time axis 7 days from Sunday The point on the left is Sunday Generated kWh y axis It is the kWh accumu lated in that day From 0 to 100kWh Change of week Press and to change to desired week Corresponding data on the right top corner can also be changed 5 Data logger of errors Press l again at weekly dis play the LCD panel changes to Error message as it is shows next The LCD panel shows two logged error events per each page To check more error events first press
20. can cause important physical damages dueto wrong handling This is why the installation maintenance and or fixing of the here describedequipmentmustbedone by ourstafforspe cifically authorised O According to our policy of constant evolution we re serve the rightto modify the specifications in part or in whole without forewarning All reproduction or third party concession of this manual is prohibited without the previous written au thorization of our firm 1 2 Using this manual The purpose of this manual is to give explanations and pro cedures for the installation and operating of the equipment This manual has to be read carefully before installing and operating it Keep this manual for future consults 1 2 1 Conventions and used symbols A Warning symbol Carefully read the indicated paragraph and take the stated prevention meas ures A Danger of electrical discharge symbol Pay special attention to it both in the indication on the equipment and in the paragraph referred to this user s Manual Main protective earthing terminal symbol Con nect the earth cable coming from the installation to this terminal Notes of information symbol Additional topics that complement the basic procedures Preservation of the environment The presence of mmm this symbol in the product or in their associated doc umentation states that when its useful life is expired it will not be dispose
21. ch a specialized technician will establish the failure scope and he will determine a first diagnostic the corrective action starts The needed visits for its correct resolution are unlimited and they are included inside the maintenance modali ties It means that in case of failure SALICRU will check the equipments as many time as it were needed Besides inside these two modalities is possible to fix the action timetable and response times in order to be adapted to the customer s needs LV8HLS Customers attention from Monday to Friday from 9 h to 18 h The response time is inside the same day or as maximum in the next 24 hours of the fault notification LS14HLS Customers attention from Monday to Saturday from 6 h to 20 h Response time is inside the same day or as maximum at first time of the next working day LD24HLS Customers attention from Monday to Sunday 24 h 365 days per year Response time in less than two or three hours after the fault notifica tion OUUuOUUOUOYUOD 20 mmu mm USER MANUAL I MAINTENANCE WARRANTY AND SERVICE e Additional arrangement 1 m cb O Index 1 It means the number of Preventive visits per year It includes both the journey and manpower expenses inside the established timetable for each maintenance modality as well as all the needed Corrective visits Excluding all the parts and bat teries in case of reparation Index m It means to include all the spare
22. ction e Yellow After disconnecting the inverter recover its status of normal operating LCD panel changes to yellow for 48 hours Data download It is possible to download and access to data logger for managing the internal data through a PC via USB cable For more information see Download of in ternal data to data logger chapter CONNECTION Control panel can be left assembled in the inverter or re moved to be hanged on the wall connected through the cable quoted previously APPEREANCE e LCD 128 x 64 mm monochrome e Keypad 1 l gt and in the centre e Backlight 3 colours 3 4 1 2 Quality performances e Lead free in accordance with RoHS Restriction of dangerous substances e High conversion efficiency 97 e 3 trackers of MPP Maximum Power Point e Protection degree IP65 e Graphic display 128x64 mm e 3 phases 4 cables 400V e Compact design e High reliability e User friendly operating e Maintenance free e Powerful communication interface e Integrated ENS in accordance with VDE 0126 1 1 e Earth fault detector of 30 mA already integrated im SALICRU m m 7 PRESENTATION 3 4 2 EQX 5000 5b Control panel 2 RS 232 X 4 Communication port option 3 AC output 1 DC input pair 6 Heatsink Fig 4 View of EQX 5000 constituent parts 1 3 pair of DC input terminals Each pair of input
23. d together with the domestic residuals In order to avoid possible damages to the environment sepa rate this product from other residuals and recycle it suitably The users can contact with their provider or with the perti nent local authorities to be informed on how and where they can take the product to be recycled and or disposed cor rectly 1 2 2 For information and or help For more information and or help of the version of your spe cific unit request it to our Service and Technical Support S T S 4 mt a mm USER MANUAL I QUALITY AND STANDARD GUARANTEE 2 Quality and Standard guarantee 2 1 Management declaration Our target is the client s satisfaction therefore this Manage ment has decided to establish a Quality and Environmental policy by means of installation a Quality and Environ mental Management System that becomes us capable to comply the requirements demanded by the standard ISO 9001 2000 and ISO 14001 2004 and by our Clients and concerned parts too Likewise the enterprise Management is committed with the development and improvement of the Quality and Environ mental Management System through e The communication to all the company about the impor tance of satisfaction both in the client s requirements and in the legal and regulations e The Quality and Environmental Policy diffusion and the fixation of the Quality and Environment targets e carry out revisions by the
24. d up and shutdown continuously because the generated power is not enough to operate the control circuits 6 3 Warranty conditions The limited warranty by SALICRU only applies to those products that you acquire for commercial or industrial use in the normal development of your business 6 3 1 EQUINOX photovoltaic inverter with grid connection Covered product 6 3 2 Warranty terms SALICRU guarantees the product against any parts and or labour defect for 5 years Under request it is possible to extend this warranty In case of failure of the product in side the warranty period SALICRU must repair at your facilities at no cost the faulty part or parts The transport expenses and packaging will be borne to the user AN For equipments out from the national territory contact with the Export Department SALICRU guarantees for period time higher than 10 years the availability of parts and spare parts as hardware as software as well as a complete assistance regarding the reparations components replacement and software up dating Faulty parts or any wrong operating when doing the instal lation it has to be communicated in writing inside the next 5 working days after receiving the goods 6 3 3 Out of scope of supply SALICRU is not forced by the warranty if it appreciates that the defect in the product doesn t exist or it was caused by a wrong use negligence installation and or inadequate testing tentati
25. eration Description e Status ON Green LED It lights when EQUINOX is running The only condition to have turned it off is with grid failure shifting to shutdown mode e Fault red LED Once it lights it means that the in verter is on fault mode Funci n button LED Power On LED fault Fig 7 View of LED control panel 3 5 Definition and structure 3 5 1 Nomenclature Serie EQUINOX EQX 2800 2800 Equipment power 2800W 3680 Equipment power 3680W 4000 Equipment power 4000W 5000 Equipment power 5000W 10000 Equipment power 10000W EQX Equipment serial 3 6 Options Opcionales serie EQUINOX EQX RS 485 CARD CARD Internal for format card for slot RS 485 Communication port type EQX Equipment serial EQX DATA LOGGER DATA LOG Data Logger EQX Equipment serial 12 SALICRU 9 INSTALLATION 4 Installation It is compulsory to meet all the national and international regulations in particular the IEC 60364 and IEC 60463 part 7 712 4 31 Important safety instructions A Risk of electrocution This equipment has alter nating current AC and direct current DC termi nals To prevent risk of electrocution during maintenance or installation tasks make sure that all AC and DC terminals are disconnected Check earth terminals and do not swap line or neutral cables with the earth one A Photovoltaic inverter use Qualified staff can only handle it Whe
26. ge Problem at GFCI detection Displayed Description OPERATING ibus s EQX 10000 EQX 5000 EQX 4000 EQX 3680 EQx 3450 EQX 2800 Isolation fault Earth fault of panels or failure in overvoltage protection Ground fault Earth leakage current in earth cable is too high Grid fault AC mains specifications are out from limits voltage and frequency No utility AC grid is not available PV over voltage Input voltage is higher than the maximum input voltage Consistent fault other circuits Over temperature Internal temperature is over the normal value Relay failure The existent relay between the inverter and grid doesn t work DC INJ High DC injection at the output is too high EEPROM failure SCI failure EEPROM has problems to access the data Wrong communication between microprocessors High DC bus DC bus voltage is too high Low DC bus DC bus voltage is too low Ref 2 5V Fault Reference voltage of 2 5 V is wrong DC sensor fault Wrong DC output proof GFCI failure GFCI detection circuit is wrong Information of the system Displayed model LCD contrast setting LCD panel blocking Waiting grid re connection Waiting for AC grid reconnection Firmware version SD memory card Language setting Warning messages Memory full Fan blocked Model Set Contrast Lock Model description Setting of LCD panel contrast Current message is blocked Reconnect in
27. hecablegland Con nectthe cables depending onthe polarity stated in the ter minal strip L Line brown black white blue greyareusuallyusedfor neutral N in accordance with N Neutral blue PE Protected earth green yellow e Fix the cable gland with the supplied screws e Turn the cable gland till the cable is fasten firmly e tis recommended an earth leakage breaker RCD A of 30 mA or 100 mA as additional protection in accord ance with IEC 60364 4 41 clause 412 5 im SALICRU m 13 INSTALLATION 4 5 3 Connection to photovoltaic panel DC input 1 Make sure that the maximum open circuit voltage Voc of each photovoltaic panel is lower than the one stated in the following table Model Maximum current Tabla 2 Maximum open circuit voltages and currents model N a pf lt N P PY K PRED j VM Y s amp D jy NY VEN Fig 11 Connection with photovoltaic panels 2 Use MC3 MCA connectors or compatible for DC wiring ex Wieland PST40il 3 Connect the positive end of photovoltaic panel to terminal and the negative end to terminal Each DC terminal has a maximum size according to table 2 AN Protect the non used DC connectors of photovol taic inverter with a cover A Before turning on the voltage to the photovoltaic in verter check that polarity is correct otherwise it could damage the inverter irreversibly Check the short circuit cur
28. jectable power to AC grid continuously Its corresponding colour is green Fault restoring In some situations like wrong voltage and frequency the inverter is disconnected from AC grid Once the normal situation is restored the in verter recovers its normal operating During the next 48 hours the colour of the LCD panel will be yellow as the graphic shows Once this time is passed if there is not any other fault situation the background colour will come back to green again During the fault During grid or system fault see table of error messages for more information the inverter is disconnected from AC grid the colour of the LCD panel changes to red and it is activated a notification alarm for the user who can press the button OK from keypad to clear it To check the message If notifica tion fault can t be cleared contact with the Technical Service Shutdown At night and cloudy days the inverter is shutdown automatically In these conditions the control panel and keypad remain inactive 5 Three operating statuses a Standby During normal operating the inverter is on Standby status for voltages of open circuit be tween 200 V and 300 V b Waiting Between 300V and 350 V at DC side the equipment is on waiting mode Meanwhile the in verter checks the DC and AC conditions and waits to be connected c Normal In this status DC voltage has to be over 350V To check the DC wiring
29. l panel x 2 EQX 10000 To avoid damages and for safety use lifting sys tems when unpacking and installing the equip ment 4 3 EQUINOX assembling 4 3 1 To obtain the best results of this photovoltaic inverter con sider the following advices before installing the equipment Advices before assembling e Do not expose the inverter to direct sunlight Direct sun light can increase its internal temperature and reduce its conversion efficiency e Check that ambient temperature is inside the stated range from 20 to 55 C e Grid voltage is 3 x 400 V 15 10 50 Hz for three phase equipments and from 196 and 253 V 50 60 Hz for single phase ones e Electrical company has to approve the grid connection e Qualified staff has to make the installation e Suitablespacehastobereservedaroundtheinverterforits correct cooling e Inverter has to be installed far from explosive vapours e None inflammable substance has to be near the in verter e Do not make the assembling over inflammable wood surfaces e Temperature where inverter has to be installed and in operation has to be below 55 C Nevertheless for an optimal operation it is recommended to be between 0 and 40 C 10 sm mm USER MANUAL I INSTALLATION 4 3 2 Wall mounting assembling To fix the inverter to the wall follow the following steps 1 Itis advisable to choose dry location without direct sunlight and temperatures between 0 a
30. more than 1 second till watching Lock To change it again press the key as it has been stated in step 3 Save at type csv Files csv Cancel 2 11 Click on button OK qymarey Wr Horner 1 0 12 2007 wy dat Date From 20067 1 22 at Ye 20077 1 29 an 7 teen 77 recoup j me _ Zecimore 64 ian 2 m 184 2 49 98 194 49 97 18 4 2 2 49 97 18S 622 49 185 29 2 49 97 165 49 90 185 2 2 2 4997 18 5 1 2 49 97 185 d 49 97 18 amp 2 49 97 18 6 49 18 6 2 49 99 187 49 98 187 49 98 18 7 49 98 49 97 12 Double click on file DAILY CSV to manipulate the data with microsoft Excel 5 Control of LCD panel backlight To save power the backlight is turned off after 30 seconds To turn it on again press Function key again 6 Control of contrast A natural phenomena of LCD panels is that they get dark when temperatures are high To see the contrast proceed as follows a Press Function button repeatedly till the contrast setting is displayed b PressFunctionkeyformorethan2 seconds till mes sage Contrast setting and graphic bar on the right are displayed c Press Function key repeatedly till set the contrast properly imm SALICRU m m 21 OPERATING d Release the key and after 10 seconds it will display Watt
31. n in the power 24 mmu mm USER MANUAL MAINTENANCE WARRANTY AND SERVICE 6 Maintenance Warranty and Service 6 1 Basic maintenance guide WARNING DO NOT OPEN the covers and do not try to repair the equipment There are dan gerous voltages inside that could remain even with the equipment off A non authorised reparation will expire the warranty and it could cause damages 6 1 1 Although the photovoltaic inverter requires very low mainte nance the following inspections will help you to guarantee an optimal operating of the inverter Preventive maintenance 6 1 1 1 Check that inverter and cables are in perfect conditions Contact with the fitter in case any defect has been ob served Do not try to repair the inverter Visual inspection 6 1 1 2 Testing and maintenance The best way to make a preventive maintenance is to ask for testing to the fitter periodically Points to check 1 Checkiffansaredirty or dusty Clean them if it proceeds 2 Checkthatanythingimpedestheairflowofthe heatsinks 3 Checkthatthereisnotanycorrosion specially inthe con nection points Check periodically that all connections are firmly tighten Clean the outside of the unit regularly with a clean cloth to prevent the dust and dirt accumulation Try to keep the warranty label intact 6 To have an optimal quality performances clean the PV panels periodically due toits tendency to accumulate dirt and d
32. n photovoltaic panels are ex posed to enough solar radiation and they are connected to the device it is generated a DC voltage to charge the ca pacitors Once the inverter is disconnected from grid and panels the electrical charge can still be present in the internal DC ca pacitors Wait for 1 hour as minimum before handling the equipment For user Photovoltaic inverter has been designed to be connected to AC grid directly Do not connect at the AC output of the equipment any load that it were not the own AC grid A Hot surfaces Although it has been designed to meet the international standards the photovoltaic inverter can be heated up during its operating Do not touch the heatsink or case meanwhile it is in operation or in a short while after its disconnection Maintenance and service Authorised staff can only open the inverter for its maintenance A WARNING Risk of electrocution due to en ergy storage in the capacitors Do not remove the protecting cover after 8 minutes of its disconnec tion from all energy sources 4 2 Reception of the equipment 4 21 Unpacking and contents checking Once the equipment is received check that its packaging contents the following parts e EQUINOX inverter x 1 e User s and installation manual x 1 e Assembling bolts safety and cable glands e Assembling support for inverter x 1 e Assembling plate for control panel x 1 and Bolts to as semble the contro
33. nal PE See Installation chapter for more information G Earth PE 2 10mm 6 mmHg mm USER MANUAL I PRESENTATION 6 Slot for communication option It is for RS 485 card communication interface option 7 Control panel This device shows and logs all the useful information about the inverter operating like the status and warning messages Furthermore as it is joined with a 1 8m cable it can be removed from its slot and be located wherever In case were needed to extend its length use a RS 232 DB9 communication cable up to 15 metres 3 4 1 1 Graphic data logger Control panel Control panel LCD panel Keypad Te iB Fig 3 View of remote control panel SETTING Next table shows the main features of control panel LCD Monochrome Information to display Input power output power operating mode and warning message Storage duration 3 months Storage means SD card Data download USB cable type A to mini B FEATURES Removable control panel Data logger can be easily re moved and located back again into the main unit This way it can be hanged in the wall separate from the inverter Colour backlight Backlight of LCD panel changes its colour depending on the inverter status e Green Start and normal operating e Red Grid or system fault see table of error mes sages Inverter is disconnected from grid and backlight of LCD panel changes to red during its disconne
34. nd 40 C 2 Chooseawallor vertical surface which is solid enough to support the inverter 3 Inverter needs a suitable cooling space Reserve 50 cm as minimum over and under the inverter In case more than one inverter were installed leave a space of 30 cm among them as minimum VL i a d Minimum space of 50 cm lt gt lt gt Minimum Minimum space of 30 space of 30 cm cm Minimum space of 50 cm Fig 8 View of recommended cooling spaces 4 3 2 1 EQX 2800 3680 3450 4000 1 Fixsupport through its assembling holes a To install the inverter in the wall mark the 4 orifices in the rear side of the support Fixing holes Fig 9 Assembling support b Drill the 4 holes in the wall and insert 4 rawplugs Insert the 4 screws and tighten them gt 5 c Next figure shows the assembling using the as sembling orifices of the support Fix support through the assembling orifices a To install the equipment properly mark the 4 cen tral orifices in the rear side of the support b Drill the 4 holes marked in the wall enter the raw plugs and tighten Put the inverter over the support as it is shown Insert the safety screws to fix the inverter Check that the equipment is levelled and fixed to the support properly im SALICRU m INSTALLATION 1 SN 4 3 2 2 10000 5000 3 For EQX 10000 end user can install the control panel separate from main u
35. nit Its support and two screws 1 Fixthe support through the assembling orifices have to be among the accessories a Drill 3 or 4 holes in the wall to insert the rawplugs a Fix the support of control panel through the two a screws 4 30 b and hang up the support screws For model EQX 5000 b Drill two orifices in the wall insert the screws tighten them and fix the Control Panel in its loca tion For model EQX 10000 the inverter to the wall mounting support Li Pin Signal assignation 1 N C 98760 2 TxD 3 RxD 4 N C 5 Common 6 N C 7 N C 8 N C 9 N C TxD Data transmission RxD Data reception N C Not connected 4 41 RS 232 Inverter is equipped with a versatile communication inter face Use Pro Control or EZ Control software to monitor the status of multiple inverters Firmware updating can also be done through this interface Check that inverter is well fixed by pulling from it vertically EQUINOX is equipped with a DB9 connector for RS 232 mE interface Open the cover of DB9 before using it Choose the correct installation location in order to read the LCD panel easily 12 mmu a mem USER MANUAL INSTALLATION Pin out is stated as follows WARNING In case the communication slot option was used the RS 232 can t be used at the same time 4 4 2 Communication slot for RS 485 option Inverter has a slot for a communication in
36. ns UNINTERRUPTIBLE POWER SUPPLY UPS LIGHTING FLOW DIMMER STABILIZERS POWER SUPPLY STATIC INVERTERS PHOTOVOLTAIC INVERTERS MICROTURBINES VOLTAGE STABILISERS PHOTOVOLTAIC INVERTER FOR GRID CONNECTION SoeLicrru pu Savcru EQUINOX NEN 111 USER S MANUAL General index 1 1 1 2 1 2 1 1 2 2 ZA 2 2 2 3 3 2 3 3 3 4 3 4 1 3 4 2 3 4 3 3 4 4 3 4 5 3 4 6 3 5 3 5 1 3 6 4 2 4 2 1 4 3 4 3 1 4 3 2 4 4 4 4 1 4 4 2 4 4 3 4 5 4 5 1 4 5 2 4 5 3 4 6 Introduction Gratefulness letter Using this manual Conventions and used symbols For more information and or help Quality and Standard guarantee Management declaration Standard Environment Presentation Introduction of photovoltaic system with connection to electrical grid Introduction to EQUINOX inverter Range Constituent parts EQX 10000 EQX 5000 EQX 4000 3680 3450 EQX 2800 Quality performances for EQX 5000 4000 3680 3450 and 2800 LED Control panel for EQX 5000 4000 3680 3450 and 2800 Definition and structure Nomenclature Options Installation Important safety instructions Reception of the equipment Unpacking and contents checking EQUINOX assembling Advices before assembling Wall mounting assembling Communication Interface RS 232 Communication slot for RS 485 option USB in control panel
37. of input terminals is made up by positive and negative terminals See In stallation chapter for more details 4 AC output It supplies AC voltage to grid 5b Slot for communication option It is an optional port for extended communication interface For example for RS 485 card It is protected by a sealed cover 6 RS 232 Interface Connect this port to PC directly through the RS 232 serial cable 7 Control panel It is based on LCD panel to show status of the inverter 8 mm USER MANUAL I PRESENTATION 3 4 5 Quality performances for EQX 5000 4000 3680 3450 and 2800 e Very high conversion efficiency gt 96 e MPPT Maximum Power Point Tracker of high effi ciency gt 99 e Protection degree IP65 for outdoor installation except EQX 2800 e Integrated LCD panel with complete information of the status e Natural cooling Silent operating no fans e Modern and current design e Compact and small outline e High reliability e Maintenance free e Easy installation and operation e Highpowercapacity as regards to products withthe same size e Standard RS 232 RS 485 option and others e ENS compliance of RD1699 e Internal GFCI Ground Fault Current Switch 3 4 6 LED Control panel for EQX 5000 4000 3680 3450 and 2800 There is a function button and two LEDs one green and the other one red Usually the green one will only be turned on during the op
38. opology Transformerless Electrical consumption standby night lt 7W lt 0 1 W 3 5 W Operating temperature range Operating temperature range for continuous output power 20 to 55 C 20 to 40 C Humidity 0 al 95 non condensing Altitude Up to 2000 m with no power derating Heat losses Forced cooling Manufacturing process Acoustic noise level fans with variable speed lt 45 dBA Natural cooling No lead in accordance with ROHS GP2 lt 35 dBA m A 1 mm USER MANUAL I 28 ANNEXES Model EQX 10000 EQX 5000 EQX 4000 EQX 3680 EQX 3450 EQX 2800 Communications and features Ports RS 232 and RS 485 option Display ae 2 lines 16 characters Changeable information by Function button Datalogger option Data collected up to 100 inverters Protocol SALICRU open and Modbus RTU option Mechanical D x W x H mm 155 x 455 x 585 165 x 430 x 531 136 x 386 x 434 135 x 350 x 302 weaht 2055 us Standard Perturbation regulations of grid RD1699 Safety DIN EN 50178 4 98 VDE0160 IEC62103 EMC EMS EMI DIN EN 61000 6 2 2005 DIN EN 61000 6 3 2007 CE LVD 2006 95 EC EMC 2004 108 EC 1 Portuguese market only 2 Range where the inverter can supply the AC grid 3 10096 energy reinjection 5 Voltage range regulation RD1699 6 15 for Portugal 4 Requirement for earthed positive or negative terminal 7
39. rent ISC of connected photo voltaic panel A Inverter is exposed to high voltages inside when photovoltaic panel is exposed to sun which can cause electrocutions to direct contact with alive parts Handle always with care the photovoltaic panels and con nectors Install protections against direct contacts 4 5 3 1 Particular case of EQX 10000 To connect the DC input all connected panels must be of same type Quantity orientation and inclination of panels can be different depending on the application Connector specification is as follows Size of connection Maximum current cable Type of connector Female panel Connection system of 20A 3mm Male panel Connection system of 20A qe em ADVICE BEFORE CONNECTING THE PHOTOVOLTAIC PANELS To obtain the best results of photovoltaic inverter consider the following rules 1 Check the maximum open circuit voltage of each panel set under any condition is lower than 800 Vdc 2 Connect terminal of each panel to DC terminal of inverter and terminal of each panel to DC terminal of inverter 3 Each MPPT DOC terminal of the inverter converts 13 A DC as maximum so 3 pair of DC terminals can convert a maximum combined of 39 A 4 To optimise the photovoltaic generation follow the fol lowing recommendations a Foroutputs lower than 13 A use one DC terminal strip of the inverter b Foroutputs between 13 A and 26 A use two DC terminal strip
40. s of the inverter c Foroutputs between 26 A and 39 A use three DC terminal strips of the inverter 14 mmu as mm USER MANUAL I INSTALLATION Next figures show the photovoltaic system 1 set of panels between 13 A and 39 A EQUINOX inverter PV panel DC input z Fig 12 Photovoltaic system with 1 set of panels PVpanellower sets of panels lower than than 13 A 39A i EQUINOX inverter DC input Fig 13 Photovoltaic system with 3 set of panels CHECKING THE INSTALLATION A There are high voltages in the terminals of photo voltaic panels once they are exposed to sunlight Risk of electrocution Avoid any direct contact with these parts of the equipment Once the photovoltaic panels are connected to the inverter the output voltage is higher than 300 VDC Before con necting it to grid control panel shows the following screen Check the connection between the photovoltaic inverter and AC connection system and between the AC grid and AC Junction box interface Turn off the circuit breaker or fuse of the unit In normal operating control panel shows the following screen for example When LCD panel is green it means that inverter is re in jecting power to grid Therefore the installation has been done successfully A Before connecting the photovoltaic panels to DC terminals check the polarity of all connections Wrong connection can damage the equipment im SALICRU m
41. start up Once the PV voltage is gt 150V the inverter will be ready to supply the AC grid Once the PV voltage is gt 180V the inverter checks the power supply conditions Once the PV voltage is gt 150V the inverter checks the power supply conditions Inverter is in operation and supplying power to AC grid After 10 seconds the LCD panel will display the power FLASH FLASH Firmware FLASH Monitored parameters Instantaneous output Pac xxxx x Output power in real time in xxxx x W power Information of Eac xxxxxx Total energy supplied to AC mains since the inverter was installed accumulated energy AC voltage grid AC frequency grid Frecuency xx x Hz Current power supply Panel set voltage Vdc Daily energy E today Xxx xx kWh Vac xxx x V AC input voltage in xxx x Vac Grid frequency in xx x Hz lac xx x Accumualted current of grid in xx x A Input voltage coming from PV panels xxx x Vdc Daily accumulated kWh 22 mmu mm USER MANUAL Operating conditions System fault Insulation failure GFCI active AC grid fault No AC grid Input voltage too high Inverter fault Consistent fault Temperature too high Output relay fault DC injection at the output is too high EEPROM problem Communication problem between uP DC bus voltage too high DC bus voltage too low Problem in the internal reference voltage 2 5 V DC output proof dama
42. terface option By adding a RS 485 card it is possible to extend the commu nication functions of the equipment To use this slot first unscrew the cover insert the card into the slot and connect the cable through the cable gland RS 232 port Communications slot 4 4 3 USB in control panel for model EQX 10000 Control panel is supplied with a mini USB connector for USB interface of PC Open the cover of this mini USB be fore using it 4 5 Connection 4 5 1 The AC Junction box is an interface between the inverter and AC grid It can be based on a circuit breaker fuse and terminals to connect both the inverter and AC grid This in terface has to be designed by a qualified technician to meet the local safety regulations From AC Junction box 4 5 2 Connection to AC grid 1 Measurethe voltage and frequency of AC grid It should be 230 Vac or 220 Vac and 50 Hz single phase 2 Turn off the circuit breaker or fuse placed between the Inverter and grid 3 Use the correct cable cross section in accordance with IEC 60364 4 43 and the national installation regu lations MINIMUM RECOMMENDED CROSS CABLE SEC TIONS D Fig 10 Diagram of AC output connection Model AC Power Cross cable section cable section Braided Solid Length of cable cable peeling cable off Lenght of peeling cable off Tabla 1 Cross cable section per model e See table 1 e nserttheACcablefromgridthrought
43. termi nals are made up by positive and negative terminals See Installation chapter for more details 2 RS 232 Interface Connect this port to PC directly through the RS 232 serial cable 3 AC output It supplies AC voltage to grid 4 Slot for communication option It is for RS 485 card communication interface option 5 Control panel It is based on LCD panel to show the status of the inverter 6 Heatsink 3 4 3 EQX 4000 3680 3450 5 Control panel 1 DC input pairs 4 Communication 2 RS232 port option 6 Heatsink 3 AC output Fig 5 View of EQX 4000 constituent parts 1 3 pair of DC input terminals Each pair of input termi nals are made up by positive and negative terminals See Installation chapter for more details 2 RS 232 Interface Connect this port to PC directly through the RS 232 serial cable 3 AC output It supplies AC voltage to grid 4 Slot for communication option It is for RS 485 card communication interface option 5 Control panel It is based on LCD panel to show status of the inverter 6 Heatsink 3 4 4 EQX 2800 1 Connection 7 Control panel panel 3 DC input pair 4 AC output 5 Communication 2 Heatsink port option Fig 6 View of EQX 2800 constituent parts 1 Connection panel It has the DC and AC terminals AC and communication ports 2 Heatsink 3 Pair of DC input terminals This pair
44. ust A Before cleaning the PV panels or the inverter make sure that the AC grid voltage is turned off and check that the LCD panel of the inverter displays the message No utility Cleaning has to be restricted to the outside sur face only A To avoid risks of electrocution AC and DC voltages have to de disconnected whenever the personnel has to touch the PV panels under any circumstance 6 2 Trouble Shooting Photovoltaic inverter requires a very low maintenance In case of any problem the red LED of fault will light and the LCD panel will display the relevant information e Against an unexpected situation consult the following table before warning the Technical Service which con tents a list with the most usual failure messages and actions to to take WARNING There are dangerous voltages in the cables of DC and AC connections Do not touch any active part Display Possible actions Isolation fault Check the impedance between PV and PV and also that the inverter is earthed The impedance has to be higher than 5 MQ If problem persists call to technical service Ground fault Current in the neutral is too high Disconnect the PV generator input and check the AC system Once the cause is detected re connect the PV panel and check the inverter status If problem persists call to technical service Grid fault Wait 30 s if grid is restored the inverter will start up automatically
45. ve of repairing or not authorized modification or any other cause beyond the foreseen use or by acci dent fire lightnings or other dangers Neither it will cover in any case compensations for damages or injuries 6 4 Description of available maintenance and service contracts When the warranty is expired SALICRU adapting to the customer s needs has several maintenance modalities e Preventive It guarantees a higher safety to preserve the correct operating of the equipments with a yearly Preventive visit in which the specialised technicians from SALICRU make several tests and sets in the sys tems O Check and write down the input and output voltages and currents per phase Check the logged alarms Check the readings of the LCD panel Other measurements Check the status of the fans Check the load level Check the selected language Check the correct location of the equipment General cleaning of the equipment This way it is guaranteed the perfect operating and the possible coming faults are avoided These supervisions are usually done without shutdown the equipment In those cases that a shutdown were needed date and time would agree with the customer to do the task This maintenance modality covers inside the working timetable all the journey expenses and manpower e Corrective When a fault occurs in the equipment oper ating and previous notice to our Service and Technical Support S T S in whi
46. xxxx x W e setting has been done Contrast setting ulli Contrast setting Contrast setting n Watt 2 xxxx x W Done Fig 18 Contrast setting 5 2 3 LCD panel messages Watt xxxx x W Power supply Backlight On Voltage xxx x V AC grid voltage 2 AC grid frequency 3 DC panel voltage Normal status Current xx x A Current power supply Fig 19 LCD panel screen sequence LCD panel messages can be displayed in several lan guages The set language by default is Spanish Operating conditions Displayed Normal operating mode Shutdown No display lt 200V Standby Initialization and waiting Waiting Input voltage 260 350V during start up Once the PV voltage is gt 350V the inverter will be ready to supply the AC grid Once the PV voltage is gt 350V the inverter checks the power supply conditions Testing AC grid Checking XXXS Supplying grid MPPT f Normal Description 8395 10000 5000 EQX 4000 EQX 3680 EQX 3450 EQX 2800 Inverter is completely shutdown Input voltage 100V 70V Standby 200V input voltage 100V input voltage 70V input voltage 120V 260V 150V Input voltage 120 150V during start up Once the PV voltage is gt 120V the inverter will be ready to supply the AC grid Input voltage 150 180V during

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