Home

sunway station ls en

1. 131 ch 06 E K A fm T T TRIP Rincalzo BER nud NI epi QMT TRAF BT 4 i m 4 BT SPI iI Lr go S 1 x 2 TRIP Rincolzo Y A a K 7 b H LT INVe 9 3 6 Digital Multimeter Kit The Digital Multimeter Kit is installed inside the Auxiliary Cabinet QCN For more details on the kit please refer to the User Manual of the Auxiliary Cabinet 9 3 7 Remote I Os Kit The kit is installed inside the Auxiliary Cabinet QCN For more details on the kit please refer to the User Manual of the Auxiliary Cabinet 9 3 8 Industrial Router 3G Kit The kit is installed inside the Auxiliary Cabinet QCN For more details on the kit please refer to the User Manual of the Auxiliary Cabinet 9 3 9 MV LV Transformer Power Correction Kit The kit is installed inside the Auxiliary Cabinet QCN For more details on the kit please refer to the User Manual of the Auxiliary Cabinet 52 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO station sic CARRARO GROUP 9 4 MV LV Transformer Compartment Kit 9 4 1 PT100 on the MV LV Transformer Core A PT100 probe is fitted detecting the temperature of the magnetic core 9 4 2 MV LV Transformer Forced Ventil
2. 5 DC Parallel INV Inverter QCN Auxiliary Cabinet TRAFO MV LV Transformer QMT Medium Voltage Cabinet M Fan H Lamp X Socket P 100 Emergency button Anticondensation heater C Ground bar 5031 Key distributor The cabinets in the inverter compartment are provided with hinged doors for 180 opening thus ensuring a clear way of escape Anticondensation heaters are provided to avoid condensation 18 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt station sic CARRARO GROUP 3 4 Block Diagram of the Power Circuit The block diagram and the description of the cabinets for a Sunway Station featuring 2 inverters is given below TPV 55 1 NS 2 55 2 5583 2 SSB4 S835 55 6 SSB21 9585 2 MV Do ya SSB22 SSB23 2 lt lt 24 Sunway Station 0 52 INV2 Key PV Photovoltaic field SSB Smart String Box QPS DC Parallel INV Inverter TRAFO MV LV Transformer QMT Medium Voltage 3 5 Solar Inverters INV1 INV2 The Sunway TG TE solar inverters are made up of the following functional blocks DC Input Section The DC input section enables DC Parallel connec
3. 55 10 1 56 10 2 VISUAL INSPECTION THE 8 57 10 3 CHECK THE LOCKS AND HINGES OF COMPARTMENT DOORS 57 10 4 CLEANING THE GUTTERS iicet re critt netta 58 10 5 MAINTENANCE OF THE AIR FILTERS ON THE DOORS AND GRILLES OF THE SUN t 59 10 6 CHECKING THE FANS GRAVITY SHUTTERS AND PLENUM AREA 61 10 6 1 CHECKING THE INVERTER COMPARTMENT FANS AND AREA PLENUM 61 10 6 2 CHECKING THE FANS IN THE TRANSFORMER COMPARTMENT 62 10 6 3 CHECKING THE GRAVITY 5 63 10 7 CHECKING THE TIGHTENING OF ALL THE CONNECTION TERMINALS OF THE AC AND DC POWER CABLES 64 10 8 CHECKING THE EMERGENCY STOP sten 65 10 9 CHECKING THE ANTICONDENSATION HEATER IN THE MV LV TRANSFORMER COMPARTMENT arasson 66 10 10 CHECKING THE 67 10 11 CHECKING THE LIGHTING 5 68 Noir 69 11 1 ELECTRICAL SPECIFICATIONS OF THE 72 11 2
4. 45 8 2 6 MV LV TRANSFORMER COMPARTMENT HEATER 45 8 2 7 MV LV TRANSFORMER FANS ACTIVATION eere emen 45 8 2 8 MV LV TRANSFORMER POWER FACTOR CORRECTION 46 8 2 9 ALARM RESET BUTTON eene cdit sents Ee nn Stanno ERR reda 46 8 3 ALARMS AND WARNINGS GENERATED FROM 47 83 ALARMS 47 8 32 WARNINGS ertt teet Re a 48 SS QU BLUE P 49 9 1 OPTIONAL PREMIUM REMOTE MONITORING 2 2 49 9 2 duet i up pup RM EE 49 9 245 TPANICIBARS re en e xa 49 9 2 2 BURGLAR SWITGHES ceri teet EG te bote 49 9 2 3 FIRE DETECTION SYSTEM 49 9 2 4 RODENT SYSTEM ii ite udo eet edt ette denar eratac Ck du Deer a odd 49 9 3 OPTIONALS IN THE LOW VOLTAGE CABINET AND INVERTER CABINETS 50 9 3 1 FISCAL METERS 2 7 7 50 9 3 2 SWITCH ETHERNET KIT WITH 51 Rev 00 30 09 2013 3 73 SANTERNO cue SUNWAY STATION LS LC 2 CARRARO GROUP 9 3 8 SELF POWER SUPPLY KIT 2201 0 00000 44 00000 00300050000000000 0 51 9 3 4 UPS A
5. 54 73 00 30 09 2013 Brown Module surface radiation Orange INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO svuxwaystationtsic CARRARO GROUP 10 MAINTENANCE Adequate maintenance ensures conversion performance and product reliability is maintained over time This heading describes all the activities required to keep machine parts which are subject to wear and deterioration and or components which are essential for guaranteeing safety and optimum performance in good condition Access to products for the purpose of maintenance modifications and management involves all persons responsible for production and maintenance It must be carried out in observance of the health and safety regulations described in section 2 3 Execution of Work The minimum maintenance interval is indicated in Table 1 Maintenance sheet Equipment installed in an environment where there is a high concentration of dust requires more frequent maintenance than generally indicated Q CAUTION The non observance of the maintenance instructions may void the product warranty Q CAUTION The scheduled maintenance activities to be performed on the cabinets are detailed in the User Manuals of the cabinets installed q NOTE In the event of any fault please contact the Elettronica Santerno SpA CUSTOMER SERVICE for instructions on the necessary corrective action to be taken Rev 00 30 09 2013 55 73 SANTER
6. 9 3 2 Switch Ethernet Kit with FO Ports The switch is provided with the following N 4 RJ45 ports At least one port is allocated to the customer s grid cable connection N 2 FO ports for the multimodal fiber and ST connector 9 3 3 Self power Supply Kit The power supply for the auxiliary services of the Sunway Station comes from one of the two LV secondaries of the LV MV transformer prior to meter the actual energy produced The box is installed inside the LV MV transformer cabinet The LV LV cabinet is installed inside the Auxiliary Cabinet QCN For more details on the Self power supply kit please refer to the User Manual of the Auxiliary Cabinet xxxV 400V CAE COA m TRAF LV INV 9 A z gt QMT avi Es Rev 00 30 09 2013 51 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 2 9 3 4 UPS and UPS Additional Batteries Kit The UPS is installed inside the Auxiliary Cabinet QCN For more details on the UPS kit please refer to the User Manual of the Auxiliary Cabinet 9 3 5 LV Interface Protective Device Kit The LV interface protective device kit is composed of N 2 interface protection relays Each relay operates on the interface protective devices installed in the inverter cabinet
7. SUNWAY STATION LS LC 4 10 7 Checking the Tightening of all the Connection Terminals of the AC and DC Power Cables DANGER Danger of death from electrocution and burns due to contact with live components of the AC and DC Low Voltage grid Medium Voltage grid and UPS Before carrying out any operation open all the switches that cut off the Sunway Station input voltage LV and MV Make sure that no voltage is applied prior to start operating Check the correct tightening of the power cables coming from the outside of the station or that interconnect the cabinets in the station e Incoming cables to the Auxiliary Cabinet AC low voltage from MV LV transformer or from an external source e Cables coming from the PV field DC low voltage e Cables connecting the DC Parallel cabinets to the inverters DC low voltage e Cables connecting the inverters to the MV LV transformer AC low voltage e Cables connecting the MV LV transformer to the MV cabinet AC medium voltage e Cables coming from external MV cabinet AC medium voltage Pay particular attention to any colour variations or anomalies affecting the isolating cables or the terminals Replace any damaged connections or corroded contact elements The correct tightening torques are given in the user Manuals of the cabinets installed in the Sunway Station 64 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SA
8. 15 9 54 2 187 1 8 9 3 4 14 8 5 6 14 7 4h 1 15 13X 1 12 7 21x WK 22K 19 9 13 14 21 22 Parallel Parallel contactor contactor command relay L Elettronica San 95 9000005 Example of component ID Cross references are provided in the electrical schematic for conductors and components which appear on more than one page The cross reference format is Sheet Column Rev 00 30 09 2013 7 73 SANTERNO cuime CARRARO GROUP SUNWAY STATION LS LC 2 The sheet number is indicated in the cross references when the component has its own references the same sheet Therefore only the column is indicated 50 712 6 legge 212 18 1 112 1 5 71g Z Example If the sheet number is not given in the cross reference this means that a 1 2 l secondary item of the E41 component is to be found on the same sheet tutela i propri diritt 18KR3 110Vac tronica Santerno ei 1 161 3 54 2 E 9 8 y fM 8 5 5 14 7 5 1 12 15 8 134 418 7 12 8 21x 22X 19 9 1 14 gt 21 22 s Contactor Parallel closure contactor 2 enable signal pue e am H Um Because the equipment is installed in a system made up of different devices with specific functions the identification criterion of some components or conductors may be different tha
9. Inverter Fans and Inverter Compartment Fans Activation When at least one of the inverters is started up all the fans in the Sunway Station are activated Fans deactivation occurs when both inverters have been stopped since at least 30 seconds The fans in the inverter compartment activate at the same time as the inverter fans 8 2 5 MV LV Transformer Compartment Fans Activation The fans are activated with a preset delay time of 5 seconds when one of the following conditions occur The temperature in the transformer compartment is equal to or higher than 32 C The transformer temperature is equal to or higher than 70 The fans may activate when at least one of the two inverters is started up The fans are stopped with a preset delay time of 5 seconds when one of the following conditions occur e The temperature in the transformer compartment is equal to or lower than 30 C The transformer temperature is equal to or higher than 65 The fans may stop when both inverters are stopped with a preset delay time of 15 minutes The fans activation deactivation depending on the inverters run stop may be activated when commissioning the equipment The fans activation deactivation default values are the ones given above but they can be modified when commissioning the equipment If failures occur in the PT100 probes installed in the transformer compartment fans are activated as soon as at least one of the inverters is started
10. TRAF A QCN nos E BT INVe Kwh jt 2 7 8 lom N 2 fiscal meters may be installed inside the Auxiliary Cabinet The meter unit is accompanied by check certificates for the CT and VT transformers the fiscal meter and the power metering unit Italys GSE TERNA GRTN for customs purposes Certificates are complete with revenue stamps of the Italian Revenue Agency The modem for the remote readout of the logs of the two fiscal meters is installed A strain relief is installed on the cabinet roof for the modem antenna so that it can be located outside the cabinet The fiscal meters are installed on the cabinet front and may be read also when the cabinet doors are closed 50 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE CARRARO GROUP The fiscal meter specifications are detailed below Z SANTERNO gt srarow csac MID C former 0 55 IEC 62053 22 Active ener a Bidirectional energy flow Class 2 IEC 62053 23 Reactive energy 4 quadrants incoming and outgoing Q1 Q2 Q3 Q4 Q Q Apparent energy Class 1 P Q Voltage V Multirange 57 240 V 20 phase neutral Current A 0 05 5A Imax 6A Isc 20Imax Communications IR optical interface max 9600 Baud RS485 IEC62056 21 shared with the optical port RS485 Modbus RTU Ethernet RJ45 Modbus TCP
11. 0542 489722 santerno com sales Qsanterno com SANTERNO cue SUNWAY STATION LS LC 2 CARRARO GROUP TABLE OF CONTENTS 1 PRELIMINARY nnn nn nnn 5 1 1 SCOPE THIS 5 1 2 FOR WHOM THIS ies 5 1 3 ATLADBHEDDOGUMENTATION ic 5 1 4 PRESERVATION 6 1 5 ELECTRICAL AND MECHANICAL 6 1 6 SYMBOLS USED ccm 9 Dic Fs DEFRININONS E 10 2 CAUTION STATEMENTS rer e eer eee eer ener ee 11 21 INTENDED USE spirti 12 2 2 QUALIFIED TECHNICAL PERSONNEL rta trat t Fa re 12 2 3 iHe Ee e f 12 2 4 ACCESSING THE EQUIPMENT SAFETY 13 3 DESCRIPTION OF THE SUNWAY 5 15 3 1 MAIN INTEGRATED STANDARD FUNCTIONS eee 16 22 OPTIONALS oiii 17 3 3 LAYOUT A SUNWAY 5 18 3 4 BLOCK DIAGRAM OF THE POWER CIRCUIT eee 19 4 5 SOLAR INVERTERS 2 2 22 eet reete tns 19 3 6 DC PARALLEL QPS1 20 3 7 AUXILI
12. 4x2 7x2 4m 8 4x2 7x2 4m 8 4x2 7x2 4m 8 4x2 7x2 4m 8 4x2 7x2 4m Station weight 21500 kg 21500 kg 21500 kg 21500 kg 21500 kg 21500 kg 21500 kg Mechanical data of the foundations tank Dimensions of the foundations tank WxHxD 8 4x0 6x2 4m 8 4x0 6x2 4m 8 4x0 6x2 4m 8 4x0 6x2 4m 8 4x0 6x2 4m 8 4x0 6x2 4m 8 4x0 6x2 4m Weight of the foundations tanks 9518 kg 9518 kg 9518 kg 9518 kg 9518 kg 9518 kg 9518 kg 11 1 Electrical Specifications of the Cabinets Please refer to the Installation Guides of the cabinets installed in the Sunway Station for details 11 2 Specifications of the UPS and Additional Batteries Please refer to the Installation Guide of the Auxiliary Cabinet for details on the UPS and additional batteries Station consumptions for UPS 270 W UPS endurance referred to station loads without UPS additional batteries 15 minutes UPS endurance referred to station loads including UPS additional batteries 5 hours 72 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt station sic CARRARO GROUP 12 REFERENCE REGULATIONS 0 16 11 1 CEI 11 35 CEI 20 22 2 CEI 64 8 CEI EN 60529 CEI 70 1 IEC 60076 1 IEC 60076 11 IEC 61439 1 IEC 62271 200 Rev 00 30 09 2013 Reference technical rules for the connection of active and passive consumers to the HV and MV electrical networks
13. 9 SUNWAY STATION 2x SUNWAY TG760 580 820 2 98 676 959 1800 1720 1000 15 1000 TE 380 STD 98 096 415 760 6 5 8 5 3 2 2 4 21000 1 With rated Vac and power factor 1 2 Conversion efficiency is calculated without including auxiliary consumptions Rev 00 30 09 2013 69 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 2 General Specifications Rated Power factor at Degree of Maximum relative output 5 operating altitude T rated power protection ri humidity frequency 0 All models 50Hz 1 0 9 lead lag IP33 4000m asl 20004 condensing 1 No derating up to 1000 m asl Input Ratings Max open circuit Rated input PV ripple voltage _Maximum input _ voltage V power kW PV OF Dt inputs With short circuit zem n 1 fuse current A SUNWAY STATION 420 800V LS m SUNWAY STATION 520 800V Ls 880 eo SUNWAY STATION 620 800V Ls 580 SUNWAY STATION 820 800V LS 880 lt 1 1250 SUNWAY STATION 1020 800V LS 880 lt 1 1250 37 9 60 77 880 an 1000 1 wo m 1000 ax 77 82 87 91 SUNWAY STATION 812 1000V LS 1000 772 lt 1 1x 16 1500 Oo om oa en SUNWAY STATION 913 1000V LS 7 SUNWAY STATION 1320 1000V LS 1288 SUNWAY STATION 1350 1000V LS 8 SUNWAY STATION 811 1000V LS 1000 8 lt 1 1500 9 4 6 p 2 1 SUNWAY STATION 1820 1000V LS 7
14. SPECIFICATIONS OF THE UPS AND ADDITIONAL 72 12 REFERENCE 73 4 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt srarow csac CARRARO GROUP 1 PRELIMINARY INFORMATION CAUTION Make sure that all instructions provided by the Manufacturer are observed and that all check up procedures are correctly performed thus preventing any risks and ensuring the correct use of the equipment Accessing an electrical substation is allowed only to authorized skilled and trained personnel The operating personnel shall be able to give first aid to an injured person 1 1 Scope ofthis Manual This manual applies to Sunway Station LS or LC 1 2 For Whom this Manual is Intended This manual must be read by e Installers e Operators Plant Manager of a photovoltaic system equipped with Sunway Stations LS or LC manufactured by Elettronica Santerno Please refer to section 1 7 Definitions 1 3 Attached Documentation CAUTION Carefully read understand and observe the instructions provided in the Installation and Maintenance Manuals relative to the electrical cabinets the MV LV transformer and the devices installed in the Sunway Station Rev 00 30 09 2013 5 73 SUNWAY STATION LS LC 2 INSTALLATION OPERATION AND MAINTENANCE GUIDE SANTERN CAR
15. bar Metal door opening outwards optionally equipped with filter Filter classification EN 779 G3 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO station sic CARRARO GROUP 3 2 Optionals Kit energy meter supplied with fiscal certificates Kit interface safety relay compliant to Italian Allegato A70 concerning the TERNA Grid Code Kit Premium remote monitoring featuring the Sunway Bridge Kit LV LV transformer for Sunway Station self power supply UPS kit Kit UPS additional batteries Kit digital multimeter on substation auxiliary services Kit Ethernet switch with N 4 RJ45 ports 2 FO ports Kit remote l Os Kit industrial router 3G Kit FO RS485 converters for data network connection to String Box Kit MV LV transformer power factor correction Kit positive negative earthed Kit burglar switch Kit fire detection device e Kit antirodent system MV Cabinet configuration e Panic bars on door inside Different colours of the substation Rev 00 30 09 2013 17 73 OF SANTERNO ovii crc CARRARO GROUP 3 39 Layout of a Sunway Station 1 2 M3 5 M6 M7 M8 9 10 amp E Esc 88 E 52 88 88 NVI
16. forced air ventilation and or air conditioning and is also fitted with appropriate safety devices governing access maintenance and fire prevention Person in charge of running the electrical system System Manager Person with the highest level of responsibility concerning operation of the electrical system If required some of his her tasks may be delegated to others Person in charge of working activities Works Supervisor Person with the highest level of responsibility concerning the execution of work If required some of his her tasks may be delegated to others The Works Supervisor must give all persons involved in the execution of work activities the relative instructions concerning reasonably foreseeable dangers which may not be immediately apparent Skilled electrician Someone who has been trained and has enough technical knowledge or experience to enable him her to avoid the dangers which may be generated by electricity Instructed person Someone who has been adequately advised or supervised by a skilled person to enable him her to avoid the dangers which may be generated by electricity 10 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO svuxwaystationtsic CARRARO GROUP 2 CAUTION STATEMENTS This section covers safety statements The non observance of the safety instructions below may cause serious injury or death and equipment failure Carefully read the instructions below
17. guidelines for the transportation and assembly of the Sunway Station LS 4 2 Safety Instructions Transportation loading and unloading is governed by occupational H amp S rules The main Italian standards the activities described in this document shall adhere to are given in section 12 REFERENCE REGULATIONS 4 3 Preparing the Installation Site The recommendations below allow preparing the construction site for the Sunway Stations Peculiar conditions of the soil friability slopes might require complex work to be evaluated on a case by case basis The Sunway Station LS consists of a single block composed of a prefabricated tank made of reinforced concrete and of a steel structure covered with sandwich panels and featuring a floating floor acting as the support for the electrical equipment Avoid mounting the Sunway Station where the ground sinks due to water stagnation and or flooding due to heavy rain The reinforced concrete foundations are provided with watertight closures that can be removed for LV and MV cable run Carefully seal the cable slots being used The suggested method for the placement of the whole structure independently of its dimensions is shown in Fig 1 Figure 1a shows a wrong placement as the cable basin is located higher than the tank and could create a sort of water conduit of stagnant water collected in the cable basin Figure 1b indicates the correct positioning of the cable basin in respect
18. of distribution Company Power installations exceeding 1 kV a c Guida per l esecuzione di cabine elettriche MT BT del cliente utente finale Guidelines for the construction of MV LV electrical substations of the customer end user Tests on electric cables under fire conditions Part 2 Fire propagation Electrical installations with rated voltage not exceeding 1000V AC and 1500V DC Degrees of protection provided by enclosures IP Code Power transformers Part 1 General Power transformers Part 11 Dry type transformers Low voltage switchgear and controlgear assemblies Part 1 General rules AC metal enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV 73 73
19. rm rtt pieni ERR a RR ER mta Ra 34 5 CABLE CONNECTIONS BE MADE BY THE 36 5 1 CABLE ROUTING UM c 37 5 2 CONNECTION THE EXTERNAL GROUND BONDING 39 5 3 CONNECTION OF THE STRING BOXES TO THE DC PARALLEL 40 5 4 INSERTING THE FUSES IN THE DC PARALLEL eee 40 5 5 CONNECTING THE AUXILIARY POWER SUPPLY CABLES FROM EXTERNAL e c P 41 5 6 CONNECTING THE CABLES TO THE MEDIUM VOLTAGE CABINET FROM AN EXTERNAL SOURCE ad SM Ed 41 6 ACTIVITIES TO BE PERFORMED BY THE CUSTOMER 42 7 ACCESSING THE MV LV TRANSFORMER COMPARTMENT 43 8 PLO SEQUENCE T H 44 X 44 8 2 OPERATING LOGICS t EA SEN ER iim bb Sen UR E B 44 8 24 EMERGENCY titer eite nade ert xat aiv a a eee 44 8 2 2 MV CIRCUIT BREAKER RELEASED DUE TO TRANSFORMER OVERTEMPERA TURE te eie er inet ume eu Ene aeu inva 44 8 2 3 INVERTER DISABLED ice rtt tee He apnea te t eoe i Qe ies 44 8 2 4 INVERTER FANS AND INVERTER COMPARTMENT FANS 45 8 2 5 MV LV TRANSFORMER COMPARTMENT FANS
20. the inverters is open Connect the string cables to the terminal boards Do not mismatch polarity of the conductors special comb strips are provided for the incoming cable ties Close the master switch controlling the parallel string boxes Check the input voltage coming from the String Boxes in particular 7a check polarity 7b check the DC voltage value in each string to make sure that no strings are series connected Open the String Box circuit breaker NOTE The activities described in steps 6 8 are to be repeated for each DC Parallel cabinet Inserting the Fuses in the DC Parallel DANGER In order to operate under safe conditions and when no voltage is applied internally to the DC Parallel cabinets it is necessary to open all the switch disconnectors installed in the parallel string boxes Make sure that the master switch controlling all the parallel string boxes in the PV field is open Insert the fuses into the DC Parallel using the special fuse puller extractor supplied with every DC Parallel cabinet Close the switches of the parallel string boxes correct insertion extraction of the DC Parallel fuses please refer to the Installation Guide of the Sunway TG TE DC Parallel section 40 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt srarow csac CARRARO GROUP 5 5 Connecting the Auxiliary Power Supply Cables from External Sources DANGER In orde
21. the last two digits stand for the week of fabrication e g 0008 year 2000 week 08 The battery must be collected separately as electrical and electronic waste according to local and currently valid legislation 68 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE CARRARO GROUP Z SANTERNO gt station sic 11 TECHNICAL DATA Main Specifications 9 0 SUNWAY STATION 2x SUNWAY TG240 415 760 2 98 4 97 8 96 3 420 800V LS 800V TE 97 596 0 SUNWAY STATION 2xSUNWAYTG310 415 760 2 98 4 97 9 500 7 5x3 2x2 4 16000 520 800V LS 800V TE 97 5 SUNWAY STATION 2 SUNWAY TG385 415 760 98 4 97 9 620 800 15 800V 97 5 SUNWAY 5 2x SUNWAY TG485 98 4 98 0 820 800V LS 800V TE 97 596 0 SUNWAY STATION 2x SUNWAY TG610 415 760 2 98 5 250 1000 Gear 32000 1020 800V LS 800V TE 97 5 0 9 SUNWAY STATION 2 SUNWAY TG730 415 760 2 98 5 coe 1250 T 1220 800V LS 800V TE 97 596 0 9 SUNWAY STATION 1 SUNWAY TG610 525 820 1 98 5 221 650 AB 16000 710 1000V LS 1000V TE 340 STD 98 096 0 SUNWAY STATION 1x SUNWAY TG610 550 820 1 98 5 His 700 TENIS 711 1000V LS 1000V TE 360 STD 98 096 0 SUNWAY STATION 1x SUNWAY TG750 495 820 1 98 5 982 700 as 810 1000 15 1000 TE 320 STD 98 0 0 9 SUNWAY STATION 1x SUNWAY TG750 25 920 1 98 5 2
22. 0 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE 5 2 Z SANTERNO svuxwaystationtsic CARRARO GROUP Connection to the External Ground Bondin A copper bar is provided inside the inverter compartment for the connection to the external ground bounding A CAUTION The customer is responsible for designing the ground bonding and connecting the ground to the station ground bars The customer shall check the trip times of the protective devices when a fault current occurs trip times are defined by the Utility Administrator Each compartment in the station is provided with a ground bar and the station is supplied complete with equipotential circuits inside the cabinets the ground bonding and external power supply sources if any floor networks and ground collector bars The electrowelded mesh in the floor touch and step voltage is connected only to the inverter compartment connector The LV MV ground connections coming from the PV field shall be connected to the ground bars in the station The ground collector bar external to the station shall be connected to the ground bars as well In the inverter compartment the ground collector bar for the ground connections from the PV field is separate from the internal ground collector bar although it is interconnected with the internal collector bar For details on the ground bonding please refer to the electrical schematics NOTE The ground collector bar
23. 0 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Output Ratings current LV side SUNWAY STATION 420 800V LS Rated output P voltage LV side Threshold SUNWAY STATION 812 1000V Ls SUNWAY STATION 910 1000V Ls lt 1 of the inverter AC rated output power SUNWAY STATION 911 1000V LS ON Te NEN sunwav station 13 1000 15 SUNWAY STATION 1120 1000V LS SUNWAY STATION 1720 1000V LS 2566 1742 SUNWAY STATION 1820 1000V LS 1834 1 With rated Vac and power factor 1 2 No derating up to 1000 m asl 3 Conversion efficiency is calculated without including auxiliary consumptions CARRARO GROUP Z SANTERNO station sic AC Current Rated AC Total Voltage MV Phases MV Distortion side side 6 to 24 kV up lt 3 96 to 30 kV on 3 4 Dimensions and weights not applicable to Sunway Station LC fully made of reinforced concrete Rev 00 30 09 2013 71 73 Connection INSTALLATION OPERATION SANTE RNO AND MAINTENANCE GUIDE CARRARO GROUP SUNWAY STATION LS LC 4 Sunway Station LC Mechanical Data SUNWAY SUNWAY SUNWAY SUNWAY SUNWAY SUNWAY SUNWAY STATION 820 STATION STATION STATION STATION STATION STATION 800V 1020 800V 1220 800V 1350 900V 1120 1000 1420 1000V 1620 1000V Mechanical data Mechanical data of the structure Station dimensions WxHxD 8 4x2 7x2 4m 8 4x2 7x2 4m 8
24. 060 e hermohygrometric sensor PT100 air temperature sensor class 1 3 DIN EN 60751 High precision wind speed and wind direction sensor e Contact temperature sensor for photovoltaic modules Please refer to the Meteo Center User Manual for details on the product Rev 00 30 09 2013 53 73 2 SANTERNO ovii CARRARO GROUP The electrical connections to the Sunway Station are detailed below Meteo Center Terminal board Terminal 230Vac Aux Cabinet Terminal Terminal board Power supply line to cable FG7 3x1 5mm 230Vac RS485 line to cable Belden 3106A 9 6 3 Environmental Sensors The environmental sensors include the following e First second class Pyranometer according to 1509060 PT100 sensor cylindrical flat or in box IP65 Solarmeter Wind speed direction sensor Please refer to the environmental sensors datasheet Sensors are generally connected to the String Boxes if connected to the Sunway Station they are connected to the inverter cabinet as follows Wind speed direction sensor Inverter cabinet Signal Terminal Terminal board Terminal 24 4 6 4 Cable FG70H2R 7 1 5 pee PT100 Ambient temperature PT100 Module temperature Inverter cabinet Terminal board Terminal L1 Caple FG70H2R 3Gx1 5mm Inverter cabinet Terminal board MERE Inverter cabinet Terminal board Cable FG70H2R 3Gx1 5mm __
25. 3 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO sunway station sc CARRARO GROUP 10 10 Checking the Foundations Check the presence of water dirt animals Check to see if the foundations are damaged The lower compartment where cables are held shall be dry and clean Make sure that no animal can enter the cable compartment Take the necessary if any corrective actions Remove the floor panels to gain access to the tank e Remove the screws from each panel e Liftthe panel on one side and pull it out After checking the cable compartment put the panel s and the screws back to place Rev 00 30 09 2013 67 73 2 SANTERNO onsite crc CARRARO GROUP 10 11 Checking the Lighting System Where the lighting system complete with emergency circuit is fitted periodically perform a full discharge recharge cycle of the battery to ensure maximum efficiency DANGER Before performing any maintenance activities remove voltage from the whole equipment including the battery Replace the battery when the equipment endurance is weaker in any case after 4 years from installation and approx 500 discharge recharge cycles The performance of the emergency system is ensured only when using the same batteries brand and model as the batteries supplied with the equipment The date of fabrication of the battery is made up of 4 digits the first two digits stand for the year of fabrication whilst
26. 52 750 ae PUE TUI 811 1000V LS 1000V TE 340 STD 98 096 0 SUNWAY STATION 1x SUNWAY TG750 550 820 1 2852 092 800 ES Beeren 227 812 1000V LS 1000V TE 360 STD 98 0 0 SUNWAY STATION 1x SUNWAY 76760 25 920 1 98 6 252 800 910 1000 15 1000 TE 340 STD 98 096 0 0 SUNWAY STATION 1 SUNWAY 76760 550 820 1 98 6 983 E 911 1000 15 1000V TE 360 STD 98 096 0 0 SUNWAY STATION 1 SUNWAY TG760 580 820 1 98 6 AeA aor 16500 912 1000 15 1000 TE 380 STD 98 096 9 SUNWAY STATION 2x SUNWAY TG610 525 920 2 98 5 22 1250 a SU 1120 1000V LS 1000V TE 340 STD 98 096 0 SUNWAY STATION 2x SUNWAY TG610 550 820 2 98 5 252 1350 T AO ETUR 1320 1000V LS 1000V TE 360 STD 98 0 0 0 SUNWAY STATION 2x SUNWAY TG750 495 820 2 98 5 222 1400 2 ato a 1350 1000V LS 1000V TE 320 STD 98 096 0 9 SUNWAY STATION 2x SUNWAY TG750 525 820 2 98 5 252 1500 T 33500 1420 1000V LS 1000V TE 340 STD 98 096 0 0 SUNWAY STATION 2x SUNWAY TG750 550 820 2 98 5 vds 1650 JA EA PEN 1520 1000V LS 1000V TE 360 STD 98 096 0 0 SUNWAY STATION 2 SUNWAY 76760 25 920 2 98 6 28 9 1600 wem 1550 1000 15 1000 TE 340 STD 98 096 0 SUNWAY STATION 2 SUNWAY TG760 550 820 2 98 676 252 1700 1620 1000 15 1000 TE 360 STD 98 096 0
27. ARY CABINET OGN iiis tern irr nien oco 20 3 8 MEDIUM VOLTAGE CABINET 4 QMT 1 rnm rti ecc ecc 20 3 9 COMPARTMENTS VENTILATION etre pea teen 21 3 10 MV LV E Ie 2 X 21 3 11 SAFETY 21 3 12 LIGHTING SYSTEMS AND teretes tn epe ln tiu 22 Po alo DOORS E 22 3 14 WARNING SIGNS AND 2 23 26 3 16 CONNECTION TO GROUND COLLECTOR BAR IN SUNWAY STATION FP um EE 27 3 17 PERSONAL PROTECTIVE 28 4 HANDLING AND ASSEMBLY riesen 29 Z3 INTRODUCTION s ciat aa Rip aa cuota cR Rp uS 29 42 SAFETY INSTRUC TIONS iiciin ism ene 29 4 3 PREPARING THE INSTALLATION e 29 2 73 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO station sic CARRARO GROUP 44 SIDE TO SIDE MOUNTING 31 4 5 OVERALL DIMENSIONS WITH DOORS 32 4 6 TRANSPORT AND PLACEMENT OF CONCRETE STRUCTURES 33 47 LIFTING INSTRUGTIONSS iis
28. N SUNWAY STATION LS LC 4 10 1 Maintenance Sheet CARRARO GROUP INSTALLATION OPERATION AND MAINTENANCE GUIDE Maintenance Tasks Minimum Frequency See Installation Guide of the Inverter Cabinet maintenance inverter Auxiliary Cabinet maintenance installation Cabinet DC Parallel Cabinet maintenance See Installation Guide of the Cabinet Medium Voltage Cabinet maintenance See Installation Guide of the Cabinet LV MV Cabinet maintenance See Installation Guide of the Cabinet Lighting system maintenance 3 months Station external internal inspection 6 months Cleaning the gutters 6 months Check of the air filters on the doors and grilles 6 months Check of the fans gravity shutters plenum area 6 months Check of the tightening of all the connection terminals of the AC and 12 months DC power cables Emergency stop check 12 months Check of the compartment door switches if fitted 12 months Check of the locks and hinges of the compartment doors 12 months Check of the anticondensation heater in the MV LV transformer 12 months Fire extinguisher check According to local regulations Foundations check 12 months Check of the product identification labels and warning signs 24 months The frequency of scheduled maintenance may need to be increased depending on the location in which the equipment is installed and the relevant ambient conditions Table 1 Maintenance sh
29. ND UPS ADDITIONAL BATTERIES 52 9 3 5 LV INTERFACE PROTECTIVE DEVICE KIT esses 52 9 3 6 DIGITAL MULTIMETER KIT AA ANEA 52 9 3 7 REMOTE VOS KIT 52 9 3 8 INDUSTRIAL ROUTER 3G 52 9 3 9 MV LV TRANSFORMER POWER CORRECTION 52 9 4 TRANSFORMER COMPARTMENT 53 9 4 1 PT100 ON THE MV LV TRANSFORMER 53 9 4 2 MV LV TRANSFORMER FORCED 53 9 5 MEDIUM VOLTAGE COMPARTMENT 5 53 9 5 1 MEDIUM VOLTAGE CABINET INGOING OUTGOING COMPARTMENTS 53 9 5 2 MEDIUM VOLTAGE CABINET FEATURING GENERAL PROTECTION 53 9 6 EXTERNAL 53 9 6 1 SMART STRING AEK RA NAE 53 9 6 2 METEO CENTER 1 1 1 000000000 00000000100000000000000 53 9 6 3 ENVIRONMENTAL SENSORS 54 10 I
30. NTERNO svuxwaystationtsic CARRARO GROUP 10 8 Checking the Emergency Stop A DANGER Danger of death from electrocution and burns due to contact with live components of the AC and DC Low Voltage grid Medium Voltage grid and UPS e Cut off power supply by setting both inverters to stop e Make sure that voltage is applied to the Sunway Station e Open the cover and remove the safe crash glass from the emergency push button thus activating the button itself e Check to see if the master switch in the MV cabinet as well as the DC AC switches in the inverter compartments have been released e Oncompletion of this activity restore the emergency button and all the tripped switches Rev 00 30 09 2013 65 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 10 9 Checking the Anticondensation Heater in the MV LV Transformer Compartment The anticondenstion heater A installed in the MV LV transformer compartment is 550W rated and is equipped with a 45m h fan To activate the anticondensation heater force relay 36KA12 installed inside the Auxiliary Cabinet To obtain the relay switching without powering on the coil bring the relay lever in upright position Replace the lever in horizontal position when the activity is over Check the warm air flow as per the figure on the left Put back the lever to horizontal position when the activity is over 66 73 Rev 00 30 09 201
31. RARO GROUP The Sunway Station is supplied complete with the following documents Name of the document Installation Guide Scope This Guide Contains all the information necessary for the transport assembly installation and maintenance of the product Electrical Schematic of the Sunway Station Contains detailed information on the internal layout and the interconnections of the product Electrical and Mechanical Schematic of all the cabinets installed in the Sunway Station both LV and MV Contains detailed information on the internal layout and electrical schematic of the product User Manuals of all the cabinets both MV and LV and datasheets of all the devices installed in the Sunway Station Contain all the information necessary for the transport assembly installation and maintenance of the product Declaration of Conformity of the system to the state of the art rules Annex I to article 7 of Italian Decree 37 2008 Contains the Declaration of Conformity to the standards applicable to the product Final Test Certificates of all the cabinets systems and devices installed in the Sunway Station Fiscal certificates of the systems if fitted measuring the output energy Contain all the information concerning the execution and outcome of the Production Tests Declaration of Conformity of all the cabinets and devices installed in the Sunway Station Contains the Declaration of Co
32. ation A forced ventilation system is installed to enhance heat dissipation in the MV LV transformer cabinet E NOTE This system is not considered as increasing the transformer rated power The fan is controlled by the PLC 9 5 Medium Voltage Compartment Optionals 9 5 1 Medium Voltage Cabinet Ingoing Outgoing Compartments The MV Cabinet enables making a ring connection of all the conversion substations installed in the PV plant The two ingoing outgoing compartments are provided with a switch disconnector and a ground disconnector The compartment protecting the transformer may be ordered either complete with the switch disconnector equipped with fuses or complete with the switch equipped with line safety relay 9 5 2 Medium Voltage Cabinet featuring General Protection The MV Cabinet may be configured to provide General Protection 9 6 External Optionals 9 6 1 Smart String Box The Smart String Boxes feature the parallel connection of the PV generator strings Polycarbonate flame proof and UV ray resistant box provided with DC load break switch and shunt trip The Smart version is provided with a serial comms system and is capable of measuring the current of each individual string Please refer to the Smart String Box Installation Guide for details on the product 9 6 2 Meteo Center Station The Meteo Center is a system acquiring the PV plant data It is provided with the following sensors e Pyranometer Class 1 ISO 9
33. before installing starting and operating the equipment Only competent personnel must carry out the equipment installation SAFETY RECOMMENDATIONS TO FOLLOW DURING USE AND INSTALLATION OF THE EQUIPMENT NOTE Always read this instruction manual thoroughly before starting the equipment DANGER ALWAYS EARTH THE EQUIPMENT CAUTION The Sunway Station must be used exclusively as described in this manual Any use other than that described in this manual is to be considered improper and therefore non compliant gt DANGER RISK OF ELECTRIC SHOCK Do not touch electric components of the cabinet when it is powered NEVER carry out operations on the equipment when it is powered EXPLOSION AND FIRE RISKS The risk of explosion or fire may exist if the equipment is installed in a room containing flammable vapours Do not install the equipment where there is a risk of explosion or fire e CAUTION Do not connect supply voltages which exceed the rated voltage If voltage exceeding the rated value is applied the internal circuits may be damaged Do not carry out isolation tests between the power terminals or between the control terminals Make sure that the screws on the connection terminal board have been tightened correctly Observe the ambient conditions for installation The electronic boards contain components which are sensitive to electrostatic charges Do not touch the boards unless absolutely necessary S
34. ccuracy is able to guarantee absolute immunity to people and goods against the dangers of electricity The implementation of the prescriptions contained in these standards can reduce hazard exposure but cannot avoid a condition in which accidental events may determine a dangerous situation for people and goods As a matter of facts safe stands as a synonym for compliant with state of the art practices Such practices represent a set of rules that allow implementing a safety level which is considered to be acceptable by the community on the basis of current technical and technological knowledge and economical resources The state of the art continually evolves and the standards describe its evolution over time In particular according to the Italian law no 186 of March 1 1968 a product compliant with CEI Comitato Elettrotecnico Italiano standards means a product constructed in compliance with state of the art practices The equipment described in this manual is compliant with CEI standards and therefore it is to be considered safe in the sense of what is described above 36 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE 5 1 Cable Routing Z SANTERNO svuxwaystationtsic CARRARO GROUP The PE flanges allow connecting the pipes diam 160mm to the foundation tank The flange ensures water tightness up to 1 bar both from the outside and from the inside The parallel edges of the flange all
35. cular conditions However the minimum allowable clearance between two stations is 30 cm Rev 00 30 09 2013 31 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 Spaced Mounting The minimum recommended clearance between two stations is 50 cm This makes pipe sealing easier For side to side mounting arrange the pass through pipes and seal the relevant slots before placing the concrete foundations the foundations placement is not to be charged to Elettronica Santerno The pass through cable slots shall be perfectly aligned between the stations 500 The side to side mounting procedure is described below 1 Leave a minimum clearance of 30 50 cm between each foundation tank for close mounting or spaced mounting accordingly 2 Run the pipes through the slots in each tank 3 Seal the pass through pipes 4 5 Overall Dimensions with Doors Open 1200 Q NOTE A greater distance is required for the access road if any thus ensuring that vehicles do not run too close to the station 32 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt station sic CARRARO GROUP 4 6 Transport and Placement of the Concrete Structures The f
36. e cabinet Danger multi symbol sign Cabinet identification sign Medium Voltage cabinet door Sign for voltage level inside the cabinet Danger multi symbol sign Cabinet identification sign Rev 00 30 09 2013 23 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 Next to the emergency push button between the inverter compartment door and the transformer compartment n 1 Nameplate n 2 Emergency push button sign The picture also shows the emergency push button and the hammer for breaking the safety glass n 1 Sign indicating how to lift the station On the left of the inverter compartment door n 1 PPE sign n 1 Sign indicating the presence of a fire extinguisher inside the inverter compartment 24 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO w station src CARRARO GROUP Warning signs affixed inside the station Inverter compartment n 1 First aid sign n 1 Fire extinguisher sign n 1 Block diagram of the station Medium Voltage compartment n 1 Safe access sign above the Arel key distributor Rev 00 30 09 2013 25 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 3 15 Nameplate The nameplate includes the following data Job order Identifier Code Type and Serial Number of the Sunway Station LS LC Maximum DC voltage in respect to LV Rated AC voltage in
37. e 15POOSSB100 e SUNWAY STATION LS LC ELECTRICAL SUBSTATION USER MANUAL INSTALLATION OPERATION AND MAINTENANCE GUIDE Issued on 30 09 2013 Rev 00 English This manual is integrant and essential to the product Carefully read the instructions contained herein as they provide important hints for use and maintenance safety This product is to be used only for the purposes it has been designed to Other uses should be considered improper and dangerous The manufacturer is not responsible for possible damages caused by improper erroneous and irrational uses Elettronica Santerno is responsible for the product in its original setting Any changes to the structure or operating cycle of the product must be performed or authorized by Elettronica Santerno Elettronica Santerno assumes no responsibility for the consequences resulting by the use of non original spare parts Elettronica Santerno reserves the right to make any technical changes to this manual and to the product without prior notice If printing errors or similar are detected the corrections will be included in the new releases of the manual The information contained herein is the property of Elettronica Santerno and cannot be reproduced Elettronica Santerno enforces its rights on the drawings and catalogues according to the law SANTERNO CARRARO GROUP Elettronica Santerno S p A Via della Concia 7 40023 Castel Guelfo BO Tel 39 0542 489711 Fax 439
38. eet 56 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO station sic CARRARO GROUP 10 2 Visual Inspection of the Station Visually inspect the station outside and inside to check that the walls or the doors are not damaged and to make sure that no rust dirt humidity condensation are found Take the necessary corrective actions 10 3 Check the Locks and Hinges of the Compartment Doors e Make sure that the door locks open and close smoothly e Make sure that the door hinges operate smoothly e Check correct operation of the door stops Repair or replace the locks hinges if required Check the product identification labels and warning signs Rev 00 30 09 2013 57 73 2 SANTERNO onsite crc CARRARO GROUP 10 4 Cleaning the Gutters Cleaning the gutters prevents water from leaking into the station Leaves bird nests and solid matters that build up and decay into the gutters may cause acid solutions that could lead to gutter deterioration associated with rain seepage Clean the gutters on the four sides of the station Do the following e Suck the solid waste e Thoroughly de clog the gutters Use compressed air to clean the gutters e Check to see if cracks or fissures are to be found in the gutters DANGER Observe the national regulations in terms of minimum health and safety requirements when using special equipment such as ladders scaffo
39. en the Sunway Station is commissioned The default value is 130 8 2 3 Inverter Disabled Inverters are disabled and their startup is inhibited when one of the following conditions occur MV circuit breaker protecting the MV LV transformer open ID PLC 8 01 Input line MV circuit breaker open ID PLC 8 02 If this circuit breaker is not fitted this input s processing is disabled Master switch of the Auxiliary Cabinet open ID PLC 0 3 Interface protective devices tripped ID PLC 1 1 Emergency push button pressed ID PLC 1 5 e Maximum temperature achieved inside the Sunway Station 45 Alarms relating to MV LV transformer tripped see section 8 2 2 MV Circuit Breaker Released due to Transformer Overtemperature Auxiliary circuit breaker for inverter fan power supply open When a circuit breaker trips only the relative inverter will be disabled 1 Inverter 1 ID PLC 0 7 2 Inverter 2 ID PLC 0 8 7 Re 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt srarow csac CARRARO GROUP Prior to start up the inverter the following are individually controlled for each inverter DC side ground fault Inverter 1 ID PLC 0 0 Inverter 2 ID PLC 10 4 e AC side ground fault Inverter 1 ID PLC 0 1 Inverter 2 ID PLC 10 7 If both ground faults occur at the same time the inverter is disabled and cannot be started The ground fault control is disabled when the inverter is running 8 2 4
40. entre excavation foundation centre The clearance surrounding the installation place shall be free of obstacles electrical cables telephone cables etc for at least 15m from the installation perimeter and height If Medium Voltage lines are to be found within the clearance surrounding the installation place voltage must be removed from the MV line before placing the Sunway Station Please contact your local Grid Administrator The radius of curvature of the access road must be of at least 25m The minimum room for manoeuvring the crane arm must be 15m in the air The room for manoeuvring the truck and the crane must be of at least 30x30m over tamped ground The roadway must be at least 3m wide The minimum clearance from the station back allowing proper operation of the air extractors shall be of approx 1 metre whilst the minimum allowable clearance for the ventilation grilles on the inverter compartment is 0 5 metres Gutters are provided so catch basins are recommended to drain rain water installation of catch basins is charged to the customer Special handles are required to displace the station Rev 00 30 09 2013 33 73 SUNWAY STATION LS LC Z SANTERNO pu MAINTENANCE GUIDE CARRARO GROUP 4 7 Lifting Instructions Lifting points Spreader bars Lifting ropes Hooking points non d 34 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE SANTERNO stationtsic A N 4 hooking
41. es for maximum reliability and serviceability Rev 00 30 09 2013 15 73 2 SANTERNO ovii crc 3 1 CARRARO GROUP Main Integrated Standard Functions Compartment 1 Low Voltage Cabinets Inverter cabinets DC Parallel cabinets for the second parallel level equipped with 16 inputs per pole Auxiliary Cabinet Air fans for compartment air cooling PT100 probe for the control of the compartment temperature Lighting system featuring fluorescent ceiling lights IP55 2x36W back up battery mounted on one ceiling light Lighting socket with switch Powder fire extinguisher Ground bar Metal door opening outwards optionally equipped with filter Filter classification EN 779 G3 Ventilation grille equipped with filter classification EN 779 G3 Compartment 2 MV LV Transformer Dual secondary MV LV transformer Air fans for compartment air cooling PT100 probe for the control of the compartment temperature Ventilated anticondensation heater Ground collector bar Metal door opening outwards optionally equipped with filter Filter classification EN 779 G3 The door is equipped with Arel safety lock Compartment 3 Medium Voltage Cabinet 16 73 Medium Voltage cabinet Arel safety lock for access control to the transformer compartment Lighting system featuring n 1 fluorescent ceiling light IP55 2x36W provided with back up battery Light socket with switch Insulating rubber mat Dielectric gloves Ground collector
42. ev 00 30 09 2013 47 73 SUNWAY STATION LS LC 4 SANTERNO mantenance cue CARRARO GROUP 8 3 2 Warnings 48 73 SPDs tripped Burglar switch Not used Wire broken in PT100 probe in the MV LV transformer Not used Not used Transformer temperature pre alarm from digital input Transformer temperature pre alarm from PT100 processing Not used Comms failure Wrong node numbering Wire broken in PT100 probe in the inverter compartment Wire broken in transformer PT100 probe phase U Wire broken in transformer PT100 probe phase V Wire broken in transformer PT100 probe phase W Wire broken in transformer core PT100 probe Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt station sic CARRARO GROUP 9 OPTIONALS The Sunway Stations are widely configurable and can be customized to meet the customer s requirements 9 1 Optional Premium Remote Monitoring Please refer to the User Manual of the Sunway Bridge 9 2 Main Optionals 9 2 1 Panic Bars The panic bars are installed on one or more access doors 9 2 2 Burglar Switches The burglar switches are installed inside the Sunway Stations and detect when the access doors are opened The burglar switches are controlled by the PLC oe 9 2 3 Fire Detection System The fire detection system is based on optical barrier sensors installed on the ceiling in one or more station compartment
43. he electrical system System Manager Person in charge of work activities Works Supervisor e Skilled electrician e Instructed person Please refer to section 1 7 Definitions Standard EN50110 1 governs the way work in a plant is carried out and the relationship between the aforementioned persons who may work on the plant to maintain the electrical safety conditions stipulated by European Directives 12 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO svuxwaystationtsic CARRARO GROUP 2 4 Accessing the Equipment Safety Procedure CAUTION Circuits may be live even when the master switches are in disconnect position CAUTION Check the safety statements in the User Manuals relative to the electrical cabinets installed in the Sunway Station DANGER Before accessing the input compartment of the MV Cabinet disconnect the circuit breaker upstream and connect the circuit to ground e g in the main distribution substation gt ee DANGER In the substations with aux power supply coming from external sources disconnect the upstream circuit breaker before accessing the Auxiliary Cabinet Before carrying out any operations inside the substation make sure that it is in safety conditions Do the following 1 Open the master switch of the Medium Voltage cabinet and ground the line via the ground disconnect switch The figure on the left shows the position of the switc
44. hes disconnectors in the EG configuration For the correct manoeuvre of the switches disconnectors refer to the nameplate affixed on the cabinet front and to the cabinets user manuals Rev 00 30 09 2013 13 73 SUNWAY STATION LS LC 2 SANTERNO cuime CARRARO GROUP 2 Open the AC line master switch cabinet front and the DC line master switch cabinet inside of all the inverters in the Sunway Station The figure below shows the position of the switches in the Sunway TG 750 TE inverter AC Switch Turn off the UPS by pressing the ON OFF front button Please refer to the user manual of the UPS Open the UPS input line switch inside the Auxiliary Cabinet In the substations powered through external auxiliary power supply featuring no self power supply optional kit open the master switch of the Auxiliary Cabinet The figure below shows the position of the circuit breakers in model ZZEJQCNO42 and the position of the UPS Cl HHE Dao LETT CLR SELLER E ELLE EH UPS output line switch 6 Open all the switches in the String Boxes in the PV field Please refer to the Installation Guide of the String Boxes for the position of the switches 7 f additional UPS batter
45. hould this be the case take all the necessary precautions to prevent damages caused by electrostatic discharges Rev 00 30 09 2013 11 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 2 1 Intended Use The Sunway Station must only be used as described in this manual Any use other than that described in this manual is to be considered improper and therefore non compliant 2 2 Qualified Technical Personnel All work on the cabinets must be carried out by skilled technical personnel only By skilled personnel it is intended persons who have been suitably trained to carry out the work in question To commission and use the self power supply cabinet personnel must know and understand the instructions for installation and use In particular all safety warnings must be strictly observed 2 3 Execution of Work Maintenance configuration modifications and management operations require the involvement of all production and maintenance personnel These activities must be carried out in observance of health and safety regulations The Standards and Laws governing this aspect vary depending on the personnel involved methods of access and or the tasks which may be carried out on the product and envisage constructive measures aimed at guaranteeing adequate levels of safety Standard EN 50110 1 second edition identifies the people who are granted access to the product Person in charge of running t
46. ies are installed and if the equipment has been inoperative for a long time set the OFF switches on the back of the case of the additional UPS batteries to OFF 14 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt station sic CARRARO GROUP 3 DESCRIPTION OF THE SUNWAY STATION The Sunway Station LS LC manufactured by Santerno are a technological plug and play solution for a photovoltaic system both for power distribution grids and for communications backbones and remote control backbones SUNWAY Station LC thoroughly made of vibrated reinforced concrete and segregate foundations made of vibrated reinforced concrete SUNWAY Station LS featuring sandwich metal sheet walls and integrated foundations made of vibrated reinforced concrete Santerno Sunway Stations are pre assembled substations fully fitted out and tested to reduce the plant costs to a minimum ensuring easy laying and wiring They are 2400 mm wide The cooling system consists in forced ventilation provided directly from the inverters outside the substation Active control of the AC and DC side insulation and mutual coordination of the first ground fault for the maximum operation safety The inverter and substation auxiliaries can be power supplied by an independent source to maximize the amount of produced energy and take maximum advantage from the feed in tariffs Full access to inverters and accessori
47. lding and access position systems with ropes for overhead works Q CAUTION Do not climb into the station roof to clean the gutters Q CAUTION Do not rest the ladder against the gutter 58 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO uwa station sic CARRARO GROUP 10 5 Maintenance of the Air Filters on the Doors and Grilles of the Sunwa The position of the air filter felts is shown in the figure above A Those felts shall be cleaned or replaced only when damaged with equivalent felts featuring dust collection efficiency class G3 Removing and cleaning the felts on the doors of the three compartments in the SS Internal view of the inverter compartment door Remove the felts from the air filters to clean them Remove the 4 screws from each frame see figure on the left Clean the felts with compressed air You can also wash them with water max 40 C and gentle soap When felts are dry put them back into their frame Do the same with the felts on the doors of the MV LV transformer and the MV compartment Rev 00 30 09 2013 59 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 2 Removing and cleaning the felt on the ventilation grille Sunway Station side Internal view of the ventilation grille in the inverter compartment Remove the felt from the grille to clean i
48. n If the power factor correction kit is fitted it is activated 5 minutes after both inverters have been stopped It is deactivated when at least one inverter is started up or when an alarm trips 8 2 9 Alarm Reset Button A light button is located on the Auxiliary Cabinet front The indicator light comes on when an alarm trips or an event fires When the alarm event is reset the lamp can be manually turned off The alarm tripped event fired may be displayed via the RemoteSunway 46 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO station sic CARRARO GROUP 8 39 Alarms and Warnings Generated from the PLC 8 3 1 Alarms 1 Transformer disconnect switch 2 MV line input disconnect switch open 3 Master switch of Auxiliary Cabinet open 4 External emergency 5 Interface protective device 6 Not used 7 Not used 8 No ventilation in inverter1 9 No ventilation in inverter2 10 Not used 11 Transformer temperature from digital input 12 Transformer temperature from PT100 processing 13 Low oil level in the transformer 14 Low oil pressure in the transformer 15 Maximum allowable temperature achieved in the station 16 Not used 17 Not used 18 GND fault INV1 19 GND fault INV2 20 Not used 21 Not used 22 Not used 23 Not used 24 Not used 25 AC1 fault 26 AC2 fault 27 DC1 fault 28 DC2 fault 29 MV disconnect switch open 30 Not used 31 Not used 32 Not used R
49. n the one described above as components or contactors are defined in other sheets 8 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt srarow csac CARRARO GROUP 1 6 Symbols Used m gt DANGER Indicates an operating procedure which if not carried out correctly may lead to injuries or even death caused by electric shock WARNING Indicates an operating procedure which if not carried out correctly may cause serious damage to the equipment Indicates important information concerning use of the equipment Rev 00 30 09 2013 9 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 1 7 Definitions Installer Technician responsible for setting up positioning and installing the equipment in compliance with the system diagram and in accordance with first class professional criteria Operator Worker who has been suitably trained and informed on the risks and relative safety procedures to be adopted The operator can carry out routine maintenance on the equipment Plant manager Person who co ordinates or manages system management activities and is responsible for ensuring health and safety standards are adhered to Technical room Place used for housing the technological systems such as the wiring plumbing heating air conditioning lifting and telecommunications systems It is equipped with suitable
50. nd release of the station MV switch if a critical temperature is detected Rev 00 30 09 2013 21 73 CARRARO GROUP INSTALLATION OPERATION SUNWAY STATIONLESILG Z SANTERNO ano maintenance cupe 3 12 Lighting Systems and Sockets The substation is provided with lighting systems and sockets The lighting devices are watertight and made of self extinguishing polycarbonate One of the lighting devices is provided with emergency light inside the inverter compartment To prevent the battery from discharging when the station is unattended the emergency light is activated only through the relative switch in lamp on position The lighting sockets are located in the inverter compartment and MV compartment 3 13 Doors The pictures show the inverter compartment door the warning signs the air filters the panic bar optional and the internal door catch The door catch installed on the lower part of the door allows 110 angle opening 22 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO w stationtsic CARRARO GROUP 3 14 Warning Signs and Logos Safety warning signs and hoisting mode signs in compliance with local regulations are affixed Warning signs affixed outside the Sunway Station Inverter cabinet door Sign for voltage level inside the cabinet Danger multi symbol sign Cabinet identification sign Transformer cabinet door Sign for voltage level inside th
51. nformity to the standards applicable to the product 1 4 Preservation of the Documentation All documents relative to the Sunway Station LS must be kept for the entire life span of the equipment together with the system documentation They must be kept in a place where they are readily available 1 5 Electrical and Mechanical Schematic To facilitate understanding of the Electrical and Mechanical Schematic and help the user identify the various parts illustrated therein here is a description of how it has been drawn up The first page of the Electrical and Mechanical Schematic contains the technical features and configuration of the inverter as illustrated below ri 85 000005 Iroprieta Field indicates the location of the components Q1 Inside the electrical cabinet Q1F On the front of the electrical cabinet EXT External device Sheet indicates the progressive number of each sheet in the electrical schematic Continued indicates the number of the following sheet 6 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE CARRARO GROUP Z SANTERNO gt station sic The ID code for each component and conductor relates to the first page in which the component or conductor appears usually based on the direction of energy flow followed by a progressive number 18KR2 e Ri 18 3 1 18kM1 C 110Vac RF 1250 A2 100 250V 35 5 16L
52. nnection to the common joist Ground bar for common joists dimensions 40 2 mm Ground connection to the foundations iron rods Ground connection to the floor structure Connection to the ground bar Threaded bar welded to the foundations iron rods Metal common joist Copper braid Door WU dg m I I Rev 00 30 09 2013 27 73 2 SANTERNO ovii crc CARRARO GROUP 3 17 Personal Protective Equipment The following personal protective equipment is supplied with the Sunway Station Compartment Description Features Inverter POWDER FIRE EXTINGUISHER Powder fire extinguisher EN3 7 D M Compartment 6KG 07 01 2005 approved Class 21A 144BC Tank diameter 130mm Height 425mm Gross weight 5 1Kg Inverter FIRE EXTINGUISHER SIGN Compartment 25x31mm MV Cabinet DIELECTRIC GLOVES MADE OF Test voltage 30KV operating voltage LATEX 26 5KV Length 36 cm Compliant with European standard CEI EN 60903 and ENEL EA 0065 unification MV Cabinet GLOVE CASE MV Cabinet INSULATING MAT 1000x500mm Test voltage operating voltage 26 5KV Thickness 3mm Grey anti slip surface Testing marking Compliant with standards CEI IEC 1111 and CEI ENV 61111 28 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO station sic CARRARO GROUP 4 HANDLING AND ASSEMBLY 4 1 Introduction This section includes the
53. ollowing requirements are to be met when transporting unloading and placing the concrete structures that are delivered free at destination It is the Customer s responsibility to make sure that the requirements affecting the placement of the Sunway Station such as logistics road communications for the transport of heavy loads utilization of special transport means are met Elettronica Santerno S p A or authorized third party may carry out on the spot investigations to inspect the site and the progress of work The minimum requirements for the placement of the concrete structures are as follows The construction site shall allow heavy goods vehicles with an overall weight of 44t and not running off road to pass through It is therefore required that the road surface is load bearing and plain with maximum 6 slope The concrete structure shall not be mounted when traffic is forbidden or on Sundays and public holidays The mounting operations will be performed from the personnel of Elettronica Santerno S p A or authorised third party with the means of Santerno S p A or authorised third party according to scheduled tasks agreed upon with the Customer s Delegate Make sure that a truck crane width 2 60m height 4 00m can enter the installation site also consider the room for manoeuvre required The truck crane shall be placed with its side close to the longest side of the excavated area not over 7 00m far from the truck crane c
54. oor The key will be kept locked until the door is safely locked The key locking the MV LV transformer compartment is the left most one in the MV cabinet key distributor When inserting and turning that key the remaining 3 keys turn by 90 and are unlocked The key is locked into the doorlock until the remaining 3 keys are inserted and turned into the key distributor A DANGER Follow the procedure below to safely access the transformer compartment Accessing the transformer compartment is allowed only when no voltage is applied to the transformer Follow the cut off procedure below Before accessing the cabinet make sure that no voltage is applied to the equipment To do so use special tools and wear proper PPE f a V R H TRASFORMATORE QINV 2 TRANSFORMER DITRIBUTORE CHIAVI KEY DISTRIBUTOR Rev 00 30 09 2013 Remove voltage from inverter 1 Open the switch on inverter 1 and pull out the key joined with the distributor key Insert the key into the key distributor and turn the key Remove voltage from inverter 2 Open the AC switch on inverter 2 and pull out the key joined with the distributor key Insert the key into the key distributor and turn the key Close the MV cabinet ground disconnector and pull out the key joined with the distributor key Insert the key into the key distributor and turn the key Turn the distributor key joined with the transformer com
55. ow inserting watertight loops The side fins fit the thermal expansion of the concrete and the polyethylene to avoid microcracks letting liquids enter the prefabricated tanks from the inside and the outside of the substations The drawings below show the position of the PE flanges for the cable entries Flanges for Sunway Station W 6500mm oe 300 670 670 670 670 1790 670 670 670 670 670 2000 670 00 30 09 2013 37 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 2 Flanges for Sunway Station W 8500mm e 900 670 670 La 670 670 2450 680 8400 PEEP Flanges for cable entries on the shortest side of the station 38 73 Rev 00 3
56. p the air fans B check their operation and noise level Do the following to start up the fans force relay 20KA2 installed internally on each inverter cabinet To obtain the relay switching without powering on the coil bring the relay lever in upright position Put back the lever to horizontal position when the activity is over 10 6 2 Checking the Fans the MV LV Transformer Compartment N 2 wall mounted fans are installed internally to the LV MV transformer compartment e Start up the air fans check their operation and noise level Do the following to start up the fans force relay 36KA10 installed on the Auxiliary Cabinet To obtain the relay switching without powering on the coil bring the relay lever in upright position Put back the lever to horizontal position when the activity is over 62 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO sunway station sc CARRARO GROUP 10 6 3 Checking the Gravity Shutters E A SE TERNG CARRARO GROUP O Outside view of the station with the gravity shutters open A Position of the gravity shutters when fans are on Check to see if all flips are open Position of the gravity shutters when fans are stopped Make sure that all flips are down Remove foreign matters if any from the flips Rev 00 30 09 2013 63 73 SANTERNO cuime CARRARO GROUP
57. partment key and pull it out from the key distributor To open the transformer compartment door insert the key in the doorlock and turn the key 43 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 8 PLC SEQUENCE 81 Please refer to the electrical schematic of the Auxiliary Cabinet to know the functions allocated to the digital inputs analog inputs and digital outputs 8 2 Operating Logics 8 2 1 Emergency An emergency push button with safe crash glass is installed outside the substation When this emergency push button is pressed the station is cut off both on grid side and on PV field side due to the following The shunt trip is power supplied thus opening the MV circuit breaker protecting the MV LV transformer e The shunt trips in the DC and AC circuit breakers of all the inverters installed on the Sunway Station are power supplied and the DC and AC circuit breakers open e The shunt trips of all the circuit breakers on the string boxes are power supplied and the circuit breakers open The connection if any of the shunt trips is charged to the customer 8 22 MV Circuit Breaker Released due to Transformer Overtemperature The release command of the MV circuit breaker protecting the MV LV transformer is sent when transformer overtemperature is detected by the PT100 probes inside the LV windings and or the transformer core The release temperature is set via the RemoteSunway wh
58. points on each long side Lifting eyelet in the hooking point Rev 00 30 09 2013 35 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 5 CABLE CONNECTIONS BE MADE BY CUSTOMER The Sunway Stations are pre assembled fully fitted out and tested The customer is charged to do the following connections 1 Cable connection to the external safety ground bonding Cable connection to the DC Parallel cabinet from the String Boxes Cable connection for auxiliary power supply from an external source Cable connection to MV cabinet from an external source Cable connections to data network and power supply to the String Boxes Refer to the EXT section in the electrical schematic to identify the connections to be made for the specific application The cabinets may be accessed only from the front side and are provided with cable entries in the lower part Q CAUTION To ensure high safety level the equipment has been designed and constructed in compliance with all the applicable regulations Moreover essential information and instructions have been provided in this manual However the safety level also depends on the sense of responsibility infused in all the operators working on the installation In any case absolute safety does not exist as stated in the CEI 11 15 standard paragraph 1 1 02 quoted below Omissis No regulation notwithstanding its degree of a
59. r to operate under safe conditions and when no voltage is applied internally to the Auxiliary Cabinet it is necessary to open all the switch disconnectors in the distribution cabinets upstream When the UPS is installed voltage may be applied to the cabinet even when the switch upstream is open Q CAUTION Please refer to the electrical and mechanical schematics and to the User Manuals of the devices being used The customer is responsible for designing the power supply line and for the ground bonding When the self power supply kit is fitted voltage comes from the station power circuit Elettronica Santerno will provide for the connections When the self power supply kit is not fitted the customer will provide for power supply delivery and connection 400V 50Hz 3 ph neutral Please refer to the User Manual of the Auxiliary Cabinet for details on the input terminals The customer is charged to do the following 1 Open the upstream distribution cabinet which powers the aux services of the Sunway Station 2 Connect the line input cable by marking the phases as 3PH N 5 6 Connecting the Cables to the Medium Voltage Cabinet from an External Source A DANGER Danger of death from electrocution and burns due to contact with live components of the AC and DC Low Voltage grid Medium Voltage grid and UPS Before carrying out any operation open all the switches that cut off the Sunway Station input voltage LV and MV Befo
60. ramming parameters are factory set by default and are described in the Programming Guide of the inverters The customer will just have to change the trip thresholds with the values required by the Utility Administrator Under no circumstances shall the customer change other parameters other than the trip thresholds to avoid affecting the correct operation of the Interface Protective Device Check the trip thresholds of the Master Protective Device e g NA30 Thytronic The programming parameters are factory set by default and are described in the Programming Guide of the inverters The customer will just have to change the trip thresholds to the values required by the Utility Administrator Under no circumstances shall the customer change other parameters other than the trip thresholds to avoid affecting the correct operation of the Master Protective Device Check voltage polarity in the subfields at the input of the DC Parallel cabinets Check fuse sizes in the DC Parallel cabinet and check fuse compatibility with the subfield currents Manoeuvres on MV cabinets Test efficiency of the plant 42 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO svuxwaystationtsic CARRARO GROUP 7 ACCESSING THE MV LV TRANSFORMER COMPARTMENT The doorlock of the MV LV transformer compartment is composed of a cylinder activating the locking mechanism and of a matching part Insert and rotate the key to open the d
61. re accessing the cabinet make sure that no voltage is applied to the equipment To do 5 use special tools and wear proper PPE Rev 00 30 09 2013 41 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 Q CAUTION Connecting and operating the MV cabinet is to be done by skilled personnel refer to CEI 11 27 For the correct sequence of the steps to take to gain access to the MV LV compartment please refer to section 7 ACCESSING THE MV LV TRANSFORMER Please refer to the electrical and mechanical schematics and to the User Manuals of the devices being used The customer is responsible for designing the power supply line and for the ground bonding The customer is charged to do the following 1 Cut out the equipment as described in section 7 ACCESSING THE MV LV TRANSFORMER 2 Make sure that no voltage is applied to the cabinet 3 Connect the line input cables and mark the conductors The phase sequence must be observed Please refer to the Medium Voltage cabinet for the activities to be done 6 ACTIVITIES TO BE PERFORMED BY THE CUSTOMER The customer shall make sure that particular requirements are met before connecting the Sunway Station to the power line This section defines some preliminary checks and activities required The activities described below are NOT charged to Santerno Check the trip thresholds of the Interface Protective Devices e g NV10 P Thytronic The prog
62. respect to low voltage Rated AC voltage in respect to high voltage Standards of reference The aluminum nameplate is 250x170mm Example of a nameplate affixed outside the Sunway Station CABINET amc os IIS WWE ae rT Normative Standards CEI 11 35 L N 1086 71 D M 37 08 Via Selice 47 40026 Imola BO Italy SANTERNO CARRARO GROUP Fax 39 0542 489722 26 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt station sic CARRARO GROUP 3 16 Connection to the Ground Collector Bar in the Sunway Station LS For details on how to connect the ground bar of the station please refer to the relative electrical and mechanical schematic Top view of the foundations and connection to the ground collector bar in the Sunway Station LS A A A A A A A A 7 IN Detail C1 Detail D Detail of the ground connection of the access doors Co
63. s The detecting system is controlled by a 2 2 logics when one fire detector triggers a local and remote signal is sent whilst when two fire detectors trigger simultaneously a signal is sent and the whole station is put in safety conditions The fire detection system is controlled by the PLC 9 2 4 Rodent System The rodent system is located in the station foundations and is composed of a control unit equipped with a sound emitter The rodent system control unit may be accessed by removing the floor panels A special circuit checks the correct operation of the rodent system and detects when failures occur In that case a signal is sent The sound emitter is an electronic transducer emitting medium frequency vibrations generated by the resonance of a brass case Those medium frequency vibrations emitted with a calibrated sound pressure level spread in the air in a straight way and are reflected by non soundproof solid bodies The system affects the rodents hearing altering their sense of direction Rev 00 30 09 2013 49 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 9 3 Optionals in the Low Voltage Cabinet and Inverter Cabinets 9 3 1 Fiscal Meters Kit INV1 7 d 14 4 t yu
64. s in the station compartments are connected internally to each other in a radial manner through a 07 V K cable cross section 50 70 95 120 Isc LV side yellow green cable The customer is charged to do the following 1 2 3 Carry out and connect the external ground bonding to the ground collector bar in the inverter compartment Connect the ground cable s of the PV field to the collector in the inverter compartment Connect the shielding of the MV cables to the ground collector bars of the MV cells Rev 00 30 09 2013 39 73 SUNWAY STATION LS LC 4 5 3 N 0 SANTERNO cue CARRARO GROUP Connection of the String Boxes to the DC Parallel DANGER In order to operate under safe conditions and when no voltage is applied internally to the DC Parallel cabinets it is necessary to open all the switch disconnectors installed in the String Boxes CAUTION Please refer to the electrical and mechanical schematics and to the manuals of the equipment adopted for the connection activities The following steps are to be taken by the customer Ts c RON For the Open the master switch controlling all the parallel string boxes in the PV field so that no voltage is applied to the String Box cables Remove all the fuses installed on the DC Parallel Check that no voltage is applied to the String Box inputs in the DC Parallel Make sure that the DC side master switch controlling
65. t Do the following e Remove the 2 side screws highlighted in the figure above The screws may be located under the felt be careful not to damage the felt when removing the screws e Liftthe filter frame until its low part comes out of the doorstop e Turn the low part of the filter towards the inside of the Sunway Station e Pull out the top part of the filter frame from the top doorstop e Pull out the felt from the frame Clean the felt with compressed air You can also wash it with water max 40 C and gentle soap When the felt is dry replace it into its frame 60 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE SANTE RNO SUNWAY STATIONLSILG 10 6 Checking the Fans the Gravity Shutters and the Plenum Area 10 6 1 Checking the Inverter Compartment Fans and Area Plenum In order to gain access to the plenum area N 2 doors on each inverter compartment remove the screws highlighted in the figure on the left Rotate and lift the door to remove it You can now reach the inverter Rev 00 30 09 2013 61 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 Check the following e Remove dust and condensation if any and carefully clean the cabinet top e Make sure that no objects or components are to be found on the grilles A protecting the inverter compartment top fans NA wall mounted fans are installed on each inverter compartment Start u
66. t connection from the DC Parallel to the Inverter Cabinet is comprised in the Sunway Station supply 3 7 X Auxiliary Cabinet QCN The following devices functions are integrated into the Auxiliary Cabinet d Power supply to the auxiliary services and LV distribution Interface node to external network for the remote monitoring services Station device control via PLC Energy meters complete with fiscal purpose certification Modem for remote reading of energy data Interface protective devices 3 8 Medium Voltage Cabinet QMT The substation is standard supplied with the following N 1 Medium Voltage compartment for incoming line n 1 Medium Voltage compartment equipped with e N 1 MCB disconnect switch with shunt trip and grounding disconnect switch upstream of the fuses e grounding disconnect switch downstream of the fuses e fuses with striker sized based on the transformer power Each compartment is provided with a thermostat controlled anticondensation heater 50W 220V 50Hz a capacitive shunt and lamps indicating when voltage is applied 20 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO gt srarow csac CARRARO GROUP 3 9 Compartments Ventilation Ventilation in the Low Voltage Cabinet and the MV LV Transformer Cabinet The cooling system consists in forced ventilation through air fans mounted on the walls of the Sunway Station Gravity shutters are installed o
67. tion and is equipped with on load disconnect switch input EMI filters surge protective devices and a device controlling the ground insulation of the generator The Earthed Kit for the connection of modules with an earthed pole may be installed by request Static Converter The static converter comprises the forced switching IGBT bridge and the electronic control card It implements the most advanced functionality such as control logics current and voltage measurement interface protections integrated into the system software autodiagnostics serial communications AC Output Section The AC Output section comprises control devices such as the Grid Connection Contactor that may act as the Interface Device the output sinusoidal filters the AC side ground insulation control device optional and the generator device which is equipped with open position key lock Rev 00 30 09 2013 19 73 2 SANTERNO CARRARO GROUP 3 6 DC Parallel QPS1 QPS2 N 2 DC Parallel cabinets are fitted for the second parallel level The DC Parallel cabinets are equipped with fuses both on the positive pole and the negative pole The DC Parallel input cables come from the String Boxes installed on the PV field first parallel level Wiring of each input is made on a special copper bar allowing connecting two conductors per pole The input power cables coming from the String Boxes are to be supplied and wired by the customer The outpu
68. to the tank The dimensions of the structure are given in the drawing supplied with the Sunway Station Figures 1a and 1b show the minimum strengthening work required The soil study and the strengthening works are charged to the Customer Rev 00 30 09 2013 29 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 4 Sunway Station j foundations e se wreckage H1 gt H2 lean concrete h 10cm stabilized mixture Fig 18 wrong placement Sunway Station wreckage foundations C 42754 c 326 S wear Pan o ANI 9 AC OS H1 lt H2 lean concrete 10 stabilized mixture Fig 1b proper placement The figure above shows the Sunway Station with its foundations and the wreckage used for earthing up STEP 1 The excavated area must be 0 5 per side wider than the foundations It must be as deep as the land surface STEP 2 The excavated area is filled in with a stabilized mixture up to 10cm STEP 3 A 10cm layer of lean concrete is laid IMPORTANT THE LAYING SURFACE MUST BE PERFECTLY HORIZONTAL STEP 4 The corrugated pipes are laid STEP 5 The corrugated pipes are covered with wreckage 30 73 Rev 00 30 09 2013 INSTALLATION OPERATION AND MAINTENANCE GUIDE Z SANTERNO svuxwa
69. up Fans are stopped 15 minutes after both inverters are stopped Fans are immediately stopped when the emergency command is given 8 2 6 MV LV Transformer Compartment Heater Activation The heater in the MV LV transformer compartment is activated when the temperature drops below 8 C with a preset delay time of 5 seconds The heater is disabled when the MV LV transformer compartment is equal to or higher than 10 C with a preset delay time of 5 seconds The heater is immediately de energized when the emergency command is given 8 2 7 MV LV Transformer Fans Activation The PLC output controls the activation of the ventilation bar if any fitted on the MV LV transformer The fans are activated with a preset delay time of 5 seconds when the LV MV temperature is 95 The fans are stopped with a preset delay time of 5 seconds when the LV MV temperature is 90 Rev 00 30 09 2013 45 73 SANTERNO cue CARRARO GROUP SUNWAY STATION LS LC 2 The default values for fans activation deactivation are the ones given above but they can be modified when commissioning the equipment If failures occur in the PT100 probes installed in the transformer compartment fans are activated as soon as at least one of the inverters is started up Fans are stopped 15 minutes after both inverters are stopped Fans are immediately stopped when the emergency command is given 8 2 8 MV LV Transformer Power Factor Correctio
70. utside the substation one per fan in the substation The figure on the left shows the gravity shutter when the fans are on the figure on the right shows the gravity shutters when the fans are off 3 10 Transformer N 1 MV LV transformer is installed Normally this is a dry transformer with cast resin windings reduced losses dual secondary aluminum windings where required The transformer is provided with N 3 PTOs installed on the LV windings The transformer temperature controller is implemented in the substation PLC The transformer may be extracted from the Sunway Station through the access door of the MV compartment The transformer is equipped with a reversible truck and is installed on rails 3 11 Safety Devices The Sunway Station is provided with the following safety devices emergency push button with safe crash glass installed outside the substation The activation of the emergency button causes the MV main switch as well as the AC and DC switches on all the inverters to open and also enables releasing all the switches installed on the Smart String Boxes insulation control both on DC and AC side AC and DC dual fault coordination inverters provided with automatic disconnect device for critical situations PT100 probes are installed on windings and metal core read by the substation PLC Temperature data are processed with pre alarm signalisation probe malfunction or wiring failure signalisation a
71. ystationtsic CARRARO GROUP The drawing shows that the foundations must be placed on the land surface level not at a lower level than the natural water drainage level Pipes and catch basins must be placed at a lower level than the foundations level in order to prevent water from flowing into the foundations Moreover It is recommended that the Sunway Station be NOT mounted where the ground sinks due to water stagnation and or flooding due to heavy precipitations Carefully seal the cable slots being used The figure below shows the structure of the Sunway Station mounted on the tank The values of the lifting points are also indicated in the figure measures in mm 8700 A CARRARO GROUP 0 0 000 1200 1800 2400 1800 1808 Q NOTE The Sunway Station LS with the foundations height reduced to facilitate construction works may be placed onto the ground 8400 4 4 Side to Side Mounting Close Mounting Close mounting is to be avoided because the pass through pipes cannot be sealed from the outside any ground shifting could cause the stations to be misaligned Close mounting can be done only under parti

sunway station ls en

Contents

Download Pdf Manuals

Related Search

Related Contents