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SUNNY BOY 240 / SUNNY MULTIGATE

1. The bootlace ferrules are no longer visible Tighten the three screws in the insulator using a screwdriver torque 0 8 Nm Ensure that the individual conductors are positioned securely in the correct pin connectors of the insulator Completing Mounting of the AC Field Plug 1 Push the plug enclosure onto the insulator Both parts snap audibly together The catch mechanism on the insulator and on the plug enclosure must be correctly aligned 2 Tighten the screw connection of the plug enclosure using a torque wrench and then tighten it with two different torques First tighten the screw connection with a torque of 3 3 Nm Set the value 3 0 Nm at the scale of the torque wrench specified by SMA Solar Technology AG Then tighten the screw connection with a torque of 4 4 Nm Set the value 4 0 Nm at the scale of the torque wrench specified by SMA Solar Technology AG Tip the indicated torque only applies to the torque wrench specified by SMA Solar Technology AG The value to be set on the torque wrench is lower than the actual value for more information on the calculation of the torque to be set go to www stahlwille com A torque wrench consists of the following components torque wrench basic device square insertion tool and crow s foot wrench 3 Make sure that the screw connection of the plug enclosure is securely fastened 36 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 6 Electrica
2. 40 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG 6 Electrical Connection 6 9 Connecting the Sunny Multigate to the Utility Grid Connect the AC cable of the utility grid to the connecting terminal plate of the Sunny Multigate labeled Grid according to the following procedure Cable requirements Only use copper cables Use only cables made of solid wire or stranded wires Temperature resistant up to 90 L Conductor cross section 1 5 mm to 6 0 mm Requirement L The Sunny Multigate must be correctly installed in the distribution box L1 If an external residual current device is required install a type A residual current device which trips at a residual current of 100 mA or higher for details on selecting a residual current device see Technical Information Criteria for Selecting a Residual Current Device at www SMA Solar com Overvoltage category The Sunny Multigate can be deployed in utility grids of installation category IIl or lower as defined in IEC 60664 1 This means that the Sunny Multigate can be permanently connected to the origin of an utility grid in a building In installations involving long outdoor cable routes additional measures for overvoltage suppression must be taken so that the overvoltage category is reduced from IV to Ill Procedure 71954 Danger to life due to electric shock Ensure that the circuit breaker is switched off and ensure that it cannot be r
3. Installation Manual SUNNY BOY 240 SUNNY MULTIGATE 5 5 240 11 Version 1 1 AMERICAN ENGLISH Legal Provisions SMA Solar Technology AG Legal Provisions The information contained in these documents is property of SMA Solar Technology AG Any publication whether in whole or in part requires prior written approval by SMA Solar Technology AG Internal reproduction used solely for the purpose of product evaluation or other proper use is allowed and does not require prior approval SMA Warranty You can download the current warranty conditions from the Internet at www SMA Solar com Trademarks All trademarks are recognized even if not explicitly identified as such A lack of identification does not mean that a product or symbol is not trademarked The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG Inc and any use of these marks by SMA Solar Technology AG is under license QR Code is a registered trademark of DENSO WAVE INCORPORATED SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E mail info SMA de 2004 to 2013 SMA Solar Technology AG All rights reserved 2 58240 1 1 1 Installation Manual SMA Solar Technology AG Table of Contents Table of Contents 1 2 Information on this Document 7 Safety pi duda iMi GR t vienna VH td Q
4. NOTICE Destruction of the measuring device due to overvoltage Only use measuring devices with a DC input voltage range up to at least 600 V If the Sunny Multigate indicates a ground fault in the PV array proceed as follows Procedure 1 Ensure that no terminal of the PV module is grounded 2 Use Sunny Portal or Sunny Explorer to determine which of the connected inverters has a ground fault see user manual of the communication product at www SMA Solar com Risk of electric shock due to high voltages Disconnect the affected inverter from any voltage source see Section 9 page 49 4 Measure voltages with a suitable measuring device Measure the voltages between the positive terminal and the ground potential Measure the voltages between the negative terminal and the ground potential Measure the voltages between the positive and negative terminals If the following results are present at the same time there is a ground fault in the PV system All measured voltages are stable The sum of the two voltages to ground potential is approximately equal to the voltage between the positive and negative terminals Eliminate the ground fault If there is no ground fault and the problem persists contact the SMA Service Line 5 Commission the PV system see Section 7 Commissioning page 43 64 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 12 Decommissioning 12 Deco
5. tasks described in this manual see Section 2 2 Skills of Qualified Persons page 10 Additional Information Links to additional information can be found at www SMA Solar com Document Title Micro Inverters in Sunny Portal Document Type User Manual Sunny Explorer User Manual Circuit Breaker Technical Information Measured Values and Parameters Technical Information Criteria for Selecting a Residual Current Device Technical Information Application for SMA Grid Guard Code Certificate Installation Manual SMG SB240 lA en 1 1 7 1 Information on this Document Symbols Symbol Explanation SMA Solar Technology AG DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury A WARNING Indicates a hazardous situation which if not avoided can result in death or serious injury A CAUTION Indicates a hazardous situation which if not avoided can result in minor or moderate injury NOTICE Indicates a situation which if not avoided can result in property damage i Information that is important for a specific topic or goal but is not safety relevant Indicates a requirement for meeting a specific goal Desired result x A problem that could occur Nomenclature Complete designation Designation in this document Sunny Boy Inverter micro inverter product Sunny Multigate Prod
6. 34 To allow for greater distances between two inverters use the AC field plug see Section 6 6 Option 1 AC Cabling with AC Field Plug page 34 Connecting the PV Module to the Inverter see Section 6 4 page 32 Connecting the PV Module to the Inverter connect one PV module to each inverter in accordance with the following procedure Requirements Each inverter must connected fo no more than PV module The limiting values for the input voltage and the input current of the inverter must be observed The positive connection cable DC of the PV module must be fitted with a positive DC connector suitable for the DC connector of the inverter The negative connection cable DC of the PV module must be fitted with a negative DC connector suitable for the DC connector of the inverter Procedure 1 A DANGER Danger to life due to electric shock Do not disconnect the AC connector under load Ensure that the circuit breaker is switched off and ensure that it cannot be reconnected Ensure that the PV module is covered 2 Check the PV module for ground faults see Section 11 3 page 64 3 Check the DC connectors of the PV module for correct polarity and connect to the 32 DC connectors of the supplied DC plug Tip for correct assignment the DC plug is marked with and The DC connectors snap into place Ensure that the DC connectors are securely in place Inser
7. Maximum AC cable route of the PV system left last inverter right first inverter connected to Sunny Multigate robust support surface must available for mounting the device e g concrete walls In living areas make sure that the support surface is not made of drywall or similar The mounting location must be suitable for the weight and dimensions of the Sunny Multigate see Section 13 Technical Data page 66 The mounting location should be clear and safely accessible at all times without the need for any auxiliary equipment such as scaffolding or lifting platforms Non fulfillment of these criteria may restrict servicing The mounting location should not be exposed to direct solar irradiation Climatic conditions must be met see Section 13 Technical Data page 66 The ambient temperature must be between 40 C and 45 C This will ensure optimal operation of the Sunny Multigate Dimensions for mounting with screws 108 mm Inverter g E E 2 oll 162 mm e st Figure 9 Dimensions of the Sunny Multigate and the drill holes for mounting with screws 26 SMG SB240 lA en 11 Installation Manual SMA Solar Technology AG 5 Mounting Minimum clearances when mounting in a metal distribution box The minimum clearance inside the metal distribution box must be 12 7 mm to all walls Recommended clearances L Observ
8. Nominal AC current at 220 V 1A Nominal AC current at 230 V 1A Nominal AC current at 240 V 0 96 A Maximum output current 1A 66 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 13 Technical Data Total harmonic distortion of the output current lt 3 with total harmonic distortion of the AC voltage lt 2 and AC power gt 50 of the rated power Maximum residual output current 241A Rated power frequency 50 Hz AC power frequency 50 Hz 60 Hz Operating range at AC power frequency 50 Hz 45 5 Hz to 63 Hz Operating range at AC power frequency 60 Hz 45 5 Hz to 63 Hz Power factor at rated power Feed in phases Connection phases Overvoltage category with Sunny Multigate as per IEC 60664 1 Protective Devices DC reverse polarity protection Short circuit diode Grid monitoring SMA Grid Guard 5 AC short circuit current capability Available Ground fault monitoring Insulation monitoring Galvanic isolation Available General Data Width x height x depth without connection area 188 mm x 199 mm x 43 mm Width x height x depth with connection area 188 mm x 218 mmx 43 mm Weight 1 3 kg Operating temperature range 40 C to 65 C Maximum permissible value for relative humidity 100 non condensing Maximum operating altitude above MSL 3 000 m Noise emission typical lt 38 dB A Power loss i
9. Sunny Boy and the Sunny Multigate No loads must be connected between the Sunny Multigate and the circuit breaker The grounding conductor of the AC cable from the inverter must be connected to the Sunny Multigate The grounding conductor of the Sunny Multigate must be connected to the equipotential bonding of the AC distribution board The Sunny Multigate must not be opened 2 2 Skills of Qualified Persons The tasks described in this document may only be performed by qualified persons Qualified persons must have the following skills Knowledge of how an inverter works and is operated Training in how to deal with the dangers and risks associated with installing and using electrical devices and systems Training in the installation and commissioning of electrical devices and systems Knowledge of the applicable standards and directives Knowledge of and adherence to this document and all safety precautions 10 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG 2 Safety 2 3 Safety Precautions This section contains safety precautions that must be observed at all times when working on or with the product To prevent personal injury or property damage and to ensure long term operation of the product read this section carefully and follow all safety precautions at all times DANGER Risk of electric shock due to ground fault If a ground fault occurs parts of the system may still be live
10. The generator voltage is too low Corrective measures 1 Wait for higher irradiation 2 If necessary remove snow or dirt from the PV modules 3903 Waiting for DC start conditions Generator voltage too high Start conditions not met 3903 The generator voltage is too high Corrective measures Wait until the DC start conditions are met 600210 Self diagnosis Interference device 6002 6005 6006 6006 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line 6305 Self diagnosis Interference device 6305 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line 6402 Self diagnosis Overtemperature 6402 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line Installation Manual 5 2404 1 1 57 11 Troubleshooting SMA Solar Technology AG Event Event cause and corrective measures number 6406 DC overcurrent Overcurrent input A HW 6406 The current at the module input of the inverter is too high The inverter has interrupted the feed in operation Corrective measures Check whether the line voltage at the connection point of the inverter is permanently in the permissible range and or whether voltage jumps occur e g by switching on and off large loads If voltage jumps occur or the line voltage is outside the permissible range due to local grid con
11. Voltage Sources 49 10 Disconnecting the Sunny Multigate from Voltage Sources 51 11 Treublesh ohrg nd iie nito sas leni fais 52 11 1 LED Signals on the Sunny Multigote 52 11 2 Events Information Warnings and Errors 54 11 3 Checking the PV System for Ground Faults 64 12 De ecommissiohning 2 Ua DE asss 65 12 1 Decommissioning the Inverter 65 12 2 Decommissioning the Sunny Multigate 65 4 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG Table of Contents 13 Technical a 66 Sal Sunny Boy 2 AD uas oor tv 66 13 2 Sunny 69 13 3 Torques of AC Field PIUGS ci v Rod ede 71 T4 Accessories ui MR VERAS 72 15 74 Installation Manual SMG SB240 lA en 1 1 5 Table of Contents SMA Solar Technology AG 6 58240 1 1 1 Installation Manual SMA Solar Technology AG Information on this Document 1 Information on this Document Validity This document is valid for the following device types SB240 10 Sunny Boy 240 Multigate 10 Sunny Multigate Target Group This document is intended for qualified persons Only qualified persons are allowed to perform the
12. after commissioning using Sunny Explorer to optimize the operation of the inverter Requirements The PV system must be commissioned see Section 7 Commissioning page 43 A computer with an Ethernet interface must be available Sunny Explorer from software version 1 06 must be installed on the computer The system must be registered in Sunny Explorer The changes to the grid relevant operating parameters must be approved by responsible grid operator Li When changing grid relevant parameters the SMA Grid Guard code must be available see Certificate Application for SMA Grid Guard Code at www SMA Solar com Procedure 1 Access the Sunny Explorer user interface 2 Select and set the desired parameter 3 Save settings Installation Manual SMG SB240 lA en 1 1 47 8 Configuration SMA Solar Technology AG 8 6 Changing the Country Data Set i The country data set must be set correctly If you select a country data set which is not valid for your country and purpose it can cause a disturbance in the PV system and lead to problems with the grid operator When selecting the country data set you must always observe the locally applicable standards and directives as well as the properties of the PV system e g PV system size grid connection point If you are not sure which country data set is valid for your country or purpose contact your grid operator and ask which country data set is to be config
13. compatibility 2004 108 EC EMC Low voltage directive 2006 95 EC LVD The product stated below has been developed constructed and manufactured in accordance with the above mentioned EC directives The applied harmonized standards are shown in the following table Sunny Boy SB 240 10 Multigate 10 Electromagnetic Interference EMC directive Article 5 Annex I 1 a EN 61000 6 3 2007 A1 2011 EN 61000 6 4 2007 A1 2011 Electromagnetic interference emissions EMC Directive Article 5 Annex 1 1 EN 61000 3 3 2008 EN 61000 3 2 2006 A1 2009 A2 2009 EN 61000 3 11 2000 x X lt lt EN 61000 3 12 2005 Immunity to interference EMC Directive Article 5 Annex 1 1 EN 61000 6 1 2007 61000 6 2 2005 Device safety LVD Article 2 Annex 1 EN 62109 1 2010 lt Standard applicable X Standard not applicable Information Without an explicit written confirmation by SMA this declaration of conformity is no longer valid if the product is modified supplemented or changed in any other way components which are not part of the SMA accessories kit are integrated in the product as well as if the product is used or installed improperly Niestetal 2013 11 06 SMA Solar Technology AG PPa pol Frank Greizer Vice President MPTDV 1 2 5 240 2 10 Declaration of Conformity with German European and International Non Euro
14. for the DC plug B pin connector For AC cable connection for connecting two inverters For connecting the first inverter to the Sunny Multigate For inserting the protective cap on the last inverter The unused AC pin connector must be sealed in some countries The protective caps must be plugged into the middle AC pin connector since it is the only one having eyelets for sealing Installation Manual SMG SB240 lA en 1 1 29 6 Electrical Connection SMA Solar Technology AG 6 2 2 Sunny Multigate Figure 11 Connection areas on the Sunny Multigate Item Designation A Connecting terminal plate for the connection of the AC cable of the inverter labeling Inverter B Pin connector for connecting the optional communication Pin connector for connecting the network cable RJ45 Connecting terminal plate for the connection of the AC cable of the utility grid labeling Grid 6 3 Connecting the AC Cable to the Inverters Figure 12 AC cabling among the inverters left last inverter right first inverter 30 5 5 240 11 Installation Manual SMA Solar Technology AG 6 Electrical Connection Requirements O For fusing purposes use at maximum 16 A circuit breaker L1 No loads must be connected between the individual inverters For the AC cable connection to the Sunny Boy only use the AC cable recommended by SMA Solar Technology AG see Sec
15. in place Connect the grounding conductor of the Sunny Multigate to the equipotential bonding of the AC distribution board SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 7 Commissioning 7 Commissioning Requirements 0000 o Od All inverters must be correctly mounted The AC connector must be firmly plugged in The DC plug and the connectors must be firmly plugged in The connection areas of all inverters must be dry and sealed rain tight by means of connectors and where applicable a protective cap The PV modules must be correctly mounted The circuit breaker must be correctly rated The country data set must be configured according to the country or purpose You can find the configured country data set on the enclosed supplementary sheet with the default settings The Sunny Multigate must be correctly installed in the distribution box The unused AC pin connector on the last inverter of the PV system must be sealed with a protective cap The first inverter of the PV system must be correctly connected to the Sunny Multigate via the AC cable All conductors must be connected in accordance with the terminal labels No conductors must be swapped The AC cable of the utility grid must be correctly connected to the Sunny Multigate All conductors must be connected in accordance with the terminal labels No conductors must be swapped NOTICE Damage to the Sunny Multigate due to incorrectly co
16. inaccessible to children L1 A solid support surface must be available for mounting e g concrete or masonry or frame construction underneath the PV modules In living areas make sure that the support surface is not made of drywall or similar When in use the inverter makes noises which can be perceived as a nuisance L1 When mounting on the framework the mounting position should preferably be in the center of the PV module This will ensure a longer electrical endurance of the inverter L The mounting location must be suitable for the weight and dimensions of the inverter see Section 13 Technical Data page 66 The mounting location should not be exposed to direct solar irradiation Direct solar irradiation can increase the operating temperature of the inverter As a result the inverter reduces its power output The ambient temperature must be between 40 C and 5 C This ensures optimal operation of the inverter Installation Manual SMG SB240 lA en 1 1 19 5 Mounting Dimensions for mounting 20 44 mm 38 mm 188 mm SMA Solar Technology AG 16mm SMG SB240 lA en 1 1 199 mm 218 mm Installation Manual SMA Solar Technology AG 5 Mounting Figure 6 Dimensions of the inverter and the drill holes for mounting Recommended clearances L1 When using an AC cable of 1 40 m min 50 mm to max 1 10 m L When using an AC cable of 2 0 m min 50 mm
17. individual insulated conductors The grounding conductor must be 42 mm long The grounding conductor must be approximately 7 mm longer than L and N Land N must each be 35 mm long 3 Using the insulation stripping tool strip the insulation of the three individual conductors each by 10 mm tolerance 1 mm Take care not to damage the individual stranded wires The cable is assembled 42 mm 10 mm 1 I 1 35 _ 4 Push one bootlace ferrule onto each stripped insulated conductor up to the stop 5 Crimp the bootlace ferrule tightly using a crimping tool 6 Ensure that a crimping length of max 2 4 mm is maintained Premounting the AC Field Plug l Slide the screw connection over the cable with the bootlace ferrules Ensure that the thread of the screw connection is facing the bootlace ferrule Use your fingers to push the seal as far as possible into the plug enclosure Lead the plug enclosure with the seal over the cable The thread must be facing the thread of the screw connection Installation Manual SMG SB240 lA en 1 1 35 6 Electrical Connection SMA Solar Technology AG Mounting the Insulator 1 Push the stranded wires with the bootlace ferrules up to the stop in the premounted pin connectors inside the insulator The line conductor must be plugged into pin connector L the neutral conductor into pin connector N and the grounding conductor into the pin connector with the symbol
18. it up and off the top hat rail f mounted on the brackets release the screws with a flat blade screwdriver blade width 3 5 mm and remove the Sunny Multigate If the Sunny Multigate is to be stored or shipped pack the Sunny Multigate and the AC connector Use the original packaging or packaging suitable for the weight and size of the Sunny Multigate see Section 13 Technical Data page 66 If the Sunny Multigate is to be disposed of dispose of the Sunny Multigate in accordance with the locally applicable disposal regulations for electronic waste Installation Manual SMG SB240 lA en 1 1 65 13 Technical Data 13 Technical Data 13 1 Sunny Boy 240 DC Input Maximum number of connected PV modules per inverter SMA Solar Technology AG Maximum DC power at cos 1 245 W Maximum input voltage 45 V MPP voltage range at 230 V 23 0 V to 32 0 V Operating range at 230 V 23 0 V to 40 0 V Rated input voltage 29 0 V Minimum input voltage 23 0 V Minimum initial input voltage 23 0 V Maximum initial input voltage 40V Maximum input current 85A Maximum input current per string 8 5A Maximum short circuit current per module 1A Number of independent MPP inputs 1 Strings per MPP input AC Output Rated power at 230 V 50 Hz 230 W Maximum apparent AC power 230 VA Rated grid voltage 230V Nominal AC voltage 220V 230V 240V AC voltage range 184 V to 270 V
19. label to use the product safely and when seeking customer support from the SMA Service Line Symbols on the Type Labels Symbol Explanation Danger to life due to high voltages The product operates at high voltages All work on the product must be carried out by qualified persons only Risk of burns from hot surfaces The product can get hot during operation Avoid contact during operation Allow the product to cool down sufficiently before carrying out any work Wear personal protective equipment such as safety gloves Observe the documentation Observe all the documentation supplied with the product CE marking The product complies with the requirements of the applicable EU directives C VDE certification mark The product was tested by VDE and conforms with the current safety and health requirements Certified safety The product was tested by VDE and conforms with the current safety and health requirements Installation Manual SMG SB240 lA en 1 1 17 4 Product Description SMA Solar Technology AG 4 4 Communication Communication between Inverter and Sunny Multigate The inverter is connected to the Sunny Multigate via the AC cable The communication and data transmission between the Sunny Multigate and the inverters takes place via a Powerline interface Communication between Sunny Multigate and Other Communication Products PV module PV module PV module Last SU
20. load In accordance with the accident prevention regulations a safety harness must be worn or a safety scaffold must be used Use a fall protection When mounting the inverter on the roof underneath the PV modules proceed as follows You can mount the inverter with the back panel or with the enclosure lid to the roof SMA Solar Technology AG recommends mounting the inverter with the enclosure lid to the roof This will allow for better heat dissipation Observe the minimum clearance of the inverter to the PV module i Information on the illustrations in this section The figures show the recommended mounting option for the inverter with the lid to the roof The procedure for mounting the inverter with the back panel to the support surface is identical and is not depicted in the figures in this section i Position of the inverter In order to ensure optimum operation and long electrical endurance of the inverter install each inverter under the center of the respective junction box of the PV module Additionally required mounting material not included in the scope of delivery L The required fastening material must be selected according to the profile rail used L The mounting material must be made of stainless steel L Diameter of the screws max 8 mm NOTICE Damage to the PV module due to screws being too long The length of the screws must be suitable for the clearance between the inverter and the PV
21. the connection point of the inverter is too high The inverter has disconnected from the utility grid Corrective measures Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line Installation Manual SMG SB240 lA en 1 1 59 11 Troubleshooting SMA Solar Technology AG Event Event cause and corrective measures number 202 Grid fault Grid undervoltage fast 202 The utility grid has been disconnected the AC cable is damaged or the line voltage at the connection point of the inverter is too low The inverter has disconnected from the utility grid Corrective measures 1 Ensure that the circuit breaker is switched on 2 Ensure that the AC cable is not damaged 3 Ensure that the AC cable is correctly connected A Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently with
22. Configuration L Ona router or modem with NAT Network Address Translation there must not be any port forwarding Potential communication problems can thus be prevented L There must be no packet filtering or manipulation for SIP packets on the router or modem L The registration ID RID and identification key PIC for registration in Sunny Portal must be available see type label on the Sunny Multigate or enclosed label Procedure Register the Sunny Multigate in Sunny Portal see User Manual Micro Inverters in Sunny Portal at www SunnyPortal com Useful hint The Plant Setup Assistant guides you through user registration and the registration of your PV system in Sunny Portal 8 4 Connecting the Sunny Multigate to Sunny Explorer Requirements The PV system must be commissioned see Section 7 Commissioning page 43 O A computer with an Ethernet interface must be available L The Sunny Multigate must be connected to the network O Sunny Explorer from software version 1 06 must be installed on the computer Procedure Start Sunny Explorer and create a PV system see Sunny Explorer user manual at www SMA Solar com 8 Changing Operating Parameters This section describes the basic procedure for changing operating parameters Always change operating parameters as described in this section The operating parameters of the Sunny Multigate are set to certain values by default You can change the operating parameters
23. D RID and identification key PIC for registration in Sunny Portal E 1 Installation manual for Sunny Boy and Sunny Multigate mounting overview supplementary sheet with default settings Last inverter The inverter that is located at the end of the PV system and not directly connected to the Sunny Multigate but only to one other inverter is called the last inverter in this document An AC pin connector remains unused on the last inverter and must be closed with a protective cap Keep this label with your access data for registration in Sunny Portal The access data can be found on the Sunny Multigate type label AC Cable and DC Plug A B Figure 3 Components included in the scope of delivery of the AC cable and the DC plug Item Quantity Designation A AC cable with two connectors for connecting two inverters or for connecting the first inverter with the AC field plug B 1 DC plug with two DC connectors First inverter The inverter that is located at the beginning of the PV system and is directly connected to the Sunny Multigate via the AC cable is called first inverter in this document The DC connectors illustrated may deviate from your order 14 5 5 240 11 Installation Manual SMA Solar Technology AG 4 Product Description 4 Product Description 4 1 Sunny Boy The Sunny Boy is a micro inverter for PV systems that converts the direct current from a PV module into grid compliant alternatin
24. L 32 15 286 730 Belgique Mecheln Belgi Brasil Vide Espanha Cesko SMA Central amp Eastern Europe s r o 420 235 010 417 Praha Chile Ver Espa a Danmark Se Deutschland Tyskland Deutschland SMA Solar Technology AG Medium Power Solutions Niestetal Wechselrichter 49 561 9522 1499 Kommunikation 49 561 9522 2499 SMS mit R ckruf 49 176 888 222 44 Hybrid Energy Solutions Sunny Island 49 561 9522 399 Power Plant Solutions Sunny Central 49 561 9522 299 SMA Ib rica Tecnolog a Solar Llamada gratuita en S L U 900 14 22 22 Barcelona Internacional 34 902 14 24 24 74 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 15 Contact France SMA France 5 5 Medium Power Solutions lyon Onduleurs 33 472 09 04 40 Communication 33 472 09 04 41 Hybrid Energy Solutions Sunny Island 33 472 09 04 42 Power Plant Solutions Sunny Central 33 472 09 04 43 India SMA Solar India Pvt Ltd 9 22 61713888 Mumbai Italia SMA Italia S r l 39 02 8934 7299 Milano K rpoc Kibns Bkz Yunanistan luxemburg Siehe Belgien Luxembourg Voir Belgique Magyarorsz g l sd esko Csehorsz g Nederland zie Belgien Belgi sterreich Siehe Deutschland Per Ver Espa a Polska Patrz esko Czechy Portugal SMA Solar Technology Portugal Isento de taxas em Portugal 800 20 89 87
25. Manufacturer WERA via distributor Art no 05074700001 Screwdriver bit 1 4 hexagon length 25 mm Application cross head screws Manufacturer WERA via distributor Art no 05056422001 Torque wrench Adjustable by scale torque range 2 Nm to 20 Nm Manufacturer STAHLWILLE via distributor Art no 50181002 72 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG Designation Crow Ring wrench AF 25 Brief description Manufacturer STAHLWILLE 14 Accessories SMA order number via distributor Art no 02190025 Square insertion tool Outer square 203 mm Inner square 9x12 Manufacturer STAHLWILLE via distributor Art no 58240005 734 5 Screwdriver Insulated Blade width 4 mm Blade thickness 0 8 mm Manufacturer WERA via distributor Art no 050061 15006 Installation Manual SMG SB240 lA en 1 1 73 15 Contact 15 Contact If you have technical problems concerning our products contact the SMA Service Line We need the following information in order to provide you with the necessary assistance Inverter device type Device type of the Sunny Multigate Type and number of PV modules connected Type of communication Warning or error SMA Solar Technology AG Australia SMA Australia Pty Ltd Toll free for Australia 1800 SMA AUS S qa 1800 762 287 International 61 2 9491 4200 Belgien SMA Benelux BVBA SPR
26. Module to the 32 Installation Manual SMG SB240 lA en 1 1 3 Table of Contents SMA Solar Technology AG 6 5 AC Cabling from Inverter to Sunny Multigate 33 6 6 Option 1 AC Cabling with AC Field Plug 34 6 6 1 Assembling the AC Field Plug sse 34 6 6 2 Removing and Reassembling the AC Field Plug 37 6 6 3 Connecting the AC Field Plug to the AC Cable of the Inverter 38 6 6 4 Disconnecting the AC Field Plug from the Inverter AC Cable 38 6 7 Option 2 AC Cabling with Junction Box 39 6 8 Connecting the Inverter to the Sunny Multigate 39 6 9 Connecting the Sunny Multigate to the Utility Grid 41 Z e cundu We 43 Cornfigurdllori aot tis iot ain 45 PROCS GUNS satis Onda tad 45 8 2 Connecting the Sunny Multigate to the Network 45 8 3 Registering the Sunny Multigate in Sunny Portal 46 8 4 Connecting the Sunny Multigate to Sunny Explorer 47 8 5 Changing Operating 47 8 6 Changing the Country Data Set iine eee tte 48 8 7 Deactivating the Webconnect Function 48 9 Disconnecting the Inverter from
27. NNY BOY Internet SUNNY MULTIGATE Router 2 Figure 5 Example of a PV system with micro inverters and Sunny Multigate with communication via Speedwire Webconnect Communication between the Sunny Multigate and other SMA communication products e g Sunny Explorer Sunny Portal takes place via Speedwire Webconnect Speedwire is a type of communication based on Ethernet You can connect the Sunny Multigate to your network via Speedwire Webconnect enables data exchange between Sunny Multigate and Sunny Portal In order to establish a connection to Sunny Portal the Sunny Multigate must be connected to a router or modem with Internet connection and be integrated into the local network To enable data exchange between Sunny Multigate and Sunny Portal you must register the PV system in Sunny Portal see Section 8 3 page 46 If you do not want to use the Webconnect function you can deactivate it in Sunny Explorer see Section 8 7 page 48 18 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 5 Mounting 5 Mounting 5 1 Requirements for Mounting the Inverter Requirements for the mounting location A WARNING Danger to life due to fire or explosion Despite careful construction electrical devices can cause fire Do not mount the product in areas containing highly flammable materials Do not mount the product in potentially explosive atmospheres The mounting location must be
28. Touching live components can lead to lethal electric shocks Prior to touching any components always disconnect the inverter from any voltage sources as described in this document see Section 9 page 49 Prior to touching any components always disconnect the Sunny Multigate from any voltage sources as described in this document see Section 10 page 51 DANGER Risk of electric shock due to damaged devices Operating a damaged inverter or Sunny Multigate can lead to hazardous situations that result in lethal electric shocks Only operate the inverter and the Sunny Multigate provided that they are in safe and full working order Regularly check for visible damage A WARNING Risk of burns from hot surfaces The surfaces of the inverter and the Sunny Multigate can get very hot Touching the surface can result in burns Mount the inverter in such a way that it cannot be touched inadvertently Do not touch hot surfaces Wait ten minutes for the surface to cool sufficiently before performing any work on the inverter Observe the safety messages on the inverter and the Sunny Multigate NOTICE Damage to the inverter due to moisture and dust intrusion Dust or moisture intrusion can damage the inverter and impair its functionality Seal all inverter pin connectors with the appropriate plugs or protective caps Installation Manual SMG SB240 lA en 1 1 11 2 Safety SMA Solar Tech
29. Unipessoal Lda Internacional 351 212377860 Lisboa Rom nia Vezi esko Cehia Schweiz Siehe Deutschland Slovensko pozri esko esk republika South Africa SMA Solar Technology South Africa 08600 SUNNY 08600 78669 Pty Ltd International 27 12 643 1785 Centurion Pretoria United SMA Solar UK Ltd 44 1908 304899 Kingdom Milton Keynes Edad SMA Hellas AE 801 222 9 222 International 30 212 222 9 222 Installation Manual SMG SB240 lA en 1 1 75 15 Contact SMA Solar Technology AG Ing SMA Solar Thailand Co Ltd 66 2 670 6999 cHetol SMA Technology Korea Co Ltd 82 2 508 8599 rh Eg SMA Beijing Commercial Company 86 10 5670 1350 Ltd 971 2 698 5080 SMA Middle East LLC lt ee sl das yall Other countries International SMA Service Line Toll free worldwide 00800 SMA SERVICE Niestetal 800 762 7378423 76 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany Phone 49 561 9522 0 Fax 49 561 9522 100 Internet www SMA de E mail info SMA de Register court Amtsgericht District court Kassel HRB registration number 3972 Chairman of the Supervisory Board G nther Cramer Managing Board Roland Grebe lydia Sommer Pierre Pascal Urbon Marko Werner EC Declaration of Conformity with the Guidelines of the European Community Electromagnetic
30. anation A LED Inverter off The communication with the inverters is not active glowing green The inverters are in operation glowing orange least one of the connected inverters is in Warning mode You will find the detailed error message in Sunny Portal or Sunny Explorer If communication is still possible determine the respective error message in Sunny Portal or Sunny Explorer glowing red At least one of the connected inverters is in Fault mode You will find the detailed error message in Sunny Portal or Sunny Explorer You can find the cause and its corrective measure in this document Events Information Warnings and Errors 52 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG LED Status B LED Multigate 11 Troubleshooting Explanation Either there is no AC voltage present or the Sunny Multigate is defective glowing green The Sunny Multigate is in normal operating state glowing orange The Sunny Multigate is in Warning mode 1 4 If communication is still possible determine the respective error message in Sunny Portal or Sunny Explorer You can find the cause and its corrective measure in this document Events Information Warnings and Errors If no communication is possible disconnect the network cable from the Sunny Multigate and reconnect the Sunny Multigate to the network see Section 8 2 page 45 If the error persists disconnect the Sunny Multigate fro
31. ause the other end of the network cable is not correctly attached or there is no voltage supply Ensure that the router or computer is supplied with voltage Ensure that the network cable is correctly attached If the network cable is correctly attached and the problem persists contact the SMA Service Line see Section 15 Contact page 74 Registering the Sunny Multigate in Sunny Portal If you want to use the Webconnect function and monitor your PV system in Sunny Portal you must register the Sunny Multigate in Sunny Portal Requirements 46 The system must commissioned see Section 7 Commissioning page 43 The Sunny Multigate must be connected to a router or modem with Internet access and must be integrated in the local network If the router or the modem does not support DHCP or if DHCP is deactivated you can use the SMA Connection Assist to integrate the Sunny Multigate into your network see www SMA Solar com All UDP ports gt 1024 on the router or modem must be open for outgoing connections If there is a firewall installed on the router or modem you might have to adjust the firewall rules It must be possible for the outgoing router or modem connections to reach all Internet destinations target IP target port If there is a firewall installed on the router or modem you might have to adjust the firewall rules 5 5 240 11 Installation Manual SMA Solar Technology AG 8
32. chnology AG 8 Configuration 8 Configuration 8 1 Procedure Once you have commissioned the PV system you may have to adjust various settings via a communication product This section describes the procedure for configuration and gives an overview of the steps you must perform in the prescribed order Procedure Refer to 1 If you want to integrate the PV system into a Speedwire Section 8 2 page 45 network connect the Sunny Multigate to the network 2 Register the Sunny Multigate a communication product in Section 8 3 page 46 and order to manage the PV system data or to set the operating Section 8 4 page 47 parameters 3 Change the PV system time and PV system password Manual of the communication product at www SMA Solar com 4 Check which country data set the Sunny Multigate is set to Supplementary sheet with default settings 9 If the country data set is not set correctly for your country Section 8 6 page 48 your purpose adjust to the required country data set 8 2 Connecting the Sunny Multigate to the Network You can configure the Sunny Multigate and the inverters using an SMA communication product e g Sunny Portal Sunny Explorer In order to register your PV system in Sunny Portal you must connect the Sunny Multigate to the local network Required material not included in the scope of delivery O One network cable Cable requirements The cable length and quality have an effect on the
33. displayed contact the SMA Service Line 58 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 11 Troubleshooting Event Event cause and corrective measures number 10265 PLC communication impaired 10265 The cause must be determined by the SMA Service Line Corrective measures 1 If several Sunny Multigate devices are installed in a PV system check whether the AC cabling of the inverters to the Sunny Multigate is laid separated from each other If the AC cables are not laid separately from each other do lay the AC cables from the inverter to the Sunny Multigate in separate locations 2 If the problem persists contact the SMA Service Line Sunny Multigate Event Event cause and corrective measures number 101 System incident Grid monitoring spot value 101 The line voltage or grid impedance at the connection point is too high The inverter has disconnected from the utility grid Corrective measures Check whether the line voltage at the connection point is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 102 Grid fault Grid overvoltage fast 102 The line voltage or grid impedance at
34. ditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 6415 Self diagnosis Interference device 6305 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line 6450 Self diagnosis Energy transfer not possible Interference device 6450 The inverter cannot feed into the utility grid Possible causes line voltage is too high a PV module is defective soiled or shaded a cloudy or foggy day Corrective measures 1 Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter 2 Check whether the DC voltage is stable in a realistic range in accordance with the datasheet of the PV module and the assessment of the weather situation Therefore determine the voltage during inverter operation using a communication product 3 Check whether the respective PV module is heavily soiled or shaded Clean the PV module if soiled 4 During a very cloudy or foggy day wait for higher irradiation 5 If none of the described causes is applicable and the message is still
35. ductors on the connecting terminal plate are touched there is a risk of electric shock To avoid contact with screws or conductors only use screws with a maximum head height 6 mm for mounting on the brackets Press the brackets out from the inside The brackets snap audibly into place Mark the drill holes using the brackets as a template Drill the holes Insert screws with a maximum head height of 6 mm through the brackets and tighten Make sure not to damage the brackets Ensure that the Sunny Multigate is securely in place SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG 6 Electrical Connection 6 Electrical Connection 6 1 Safety during Electrical Connection A DANGER Risk of electric shock due to contact with live components when opening the Sunny Multigate There are live components inside the Sunny Multigate There is a risk of electric shock if you open the Sunny Multigate Never open the Sunny Multigate NOTICE Damage to the inverter due to moisture ingress When the inverter is open moisture can penetrate and cause damage to the inverter The inverter is no longer water tight and its function may be impaired Never open the inverter 6 2 Connection Areas 6 2 1 Sunny Boy View from Below I Figure 10 Connection areas at the bottom of the inverter Designation Explanation A DC pin connector Terminal
36. e the recommended clearances within the distribution box A 98 mm 150 mm Permitted mounting positions L1 Only mount the Sunny Multigate horizontally on the wall or on the top hat rail inside the distribution box 5 5 Mounting the Sunny Multigate Mounting Options Mounting on top hat rail Mounting with screws at the brackets Additionally required mounting material not included in the scope of delivery L Distribution box complying with the installation site requirements according to degree of protection IP20 Ll For mounting on top hat rail top hat rail DIN rail suitable for the distribution box if necessary Width 35 mm length 235 mm L1 When mounting with press out brackets four screws suitable for the size of the brackets and for the material of the distribution box The maximum permissible height of the screw head of 6 mm must not be exceeded Installation Manual SMG SB240 lA en 1 1 27 5 Mounting SMA Solar Technology AG Mounting on top hat rail 1 2 For mounting on a top hat rail attach the Sunny Multigate to the top hat rail from above and hook it in M The Sunny Multigate snaps audibly into place Ensure that the Sunny Multigate is securely in place Mounting with Screws 1 2 28 For mounting with screws use the four brackets on the rear panel of the Sunny Multigate WARNING Danger to life due to electric shock If screws or con
37. eck whether the AC cabling of the inverters to the Sunny Multigate is laid separated from each other If the AC cables are not laid separately from each other do lay the AC cables from the inverter to the Sunny Multigate in separate locations 2 If the problem persists contact the SMA Service Line 8104 Interference device 8104 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line 62 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 11 Troubleshooting Event Event cause and corrective measures number 9014 Invalid device combination 901 4 The Sunny Multigate and the inverters cannot be operated in this combination Corrective measures 1 Contact SMA Service Line and request the latest firmware update if necessary 9015 Max permitted number of inverters exceeded 9015 The number of inverters connected exceeds the number specified in the currently set standard Corrective measures Reduce the number of inverters in the PV system until the maximum permissible number is reached see user manual of the communication product 10221 New device cannot be administered 10221 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line 10259 Inconsistent communication version 10259 The communication version of an inverter is not supported or the device combination is invalid Co
38. econnected 2 Route the AC cable of the utility grid through one opening at the bottom of the distribution box to the terminal Grid of the Sunny Multigate 3 Dismantle the AC cable to the desired length Strip 8 mm insulation off each of the three conductors of the AC cable of the utility grid Installation Manual SMG SB240 lA en 1 1 41 6 Electrical Connection SMA Solar Technology AG 5 NOTICE 42 Damage to the Sunny Multigate due to incorrectly connected conductors If PE and L or are swapped the Sunny Multigate could be damaged during commissioning Be sure to observe the terminal labels on the Sunny Multigate Connect all conductors in accordance with the terminal labels Connect the grounding conductor of the AC cable to the terminal PE of the Sunny Multigate Make sure that the conductor is inserted into the terminal right up to the stop Connect the line conductor of the AC cable to the terminal L of the Sunny Multigate Make sure that the conductor is inserted into the terminal right up to the stop Connect the neutral conductor of the AC cable to the terminal N of the Sunny Multigate Make sure that the conductor is inserted into the terminal right up to the stop Tighten all three screws of the connecting terminal plate using a flat blade screwdriver torque 0 6 Nm Ensure that all terminals are correctly allocated L N PE DOO s lt Ensure that all conductors are securely
39. ed feed in operation for safety reasons Corrective measures Check the grid connection for significant short term frequency fluctuations Installation Manual SMG SB240 lA en 1 1 55 11 Troubleshooting SMA Solar Technology AG Event Event cause and corrective measures number 501 Grid fault Grid frequency disturbance 501 The power frequency is not within the permissible range The inverter has disconnected from the utility grid Corrective measures If possible check the power frequency and observe how often major fluctuations occur If fluctuations occur frequently and this message is displayed often contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the grid operator gives his approval discuss any changes to the operating parameters with the SMA Service Line 1001 Installation failure grid connection L N swapped 1001 The conductors L and N are swapped or PE is not connected Corrective measures Check whether the inverter is correctly connected at the connecting terminal plate Inverter of the Sunny Multigate If the inverter is not correctly connected disconnect it from voltage sources see Section 9 page 49 disconnect the Sunny Multigate from voltage sources see Section 10 page 51 and connect the conductors L N and PE correctly Check whether the AC field plugs between the inverters were correctly assembled Disconnect the invert
40. er from voltage sources see Section 9 page 49 disassemble the AC field plug and assemble it correctly see Section 6 6 2 page 37 If the inverter is connected correctly the AC field plug assembled correctly and this message is still displayed contact the SMA Service Line 3401 DC overvoltage Overvoltage input A SW 3401 The DC input voltage connected to the inverter is too high This can destroy the inverter Corrective measures 1 Immediately disconnect the PV module from the inverter 2 Check whether the DC voltage is below the maximum input voltage of the inverter If the DC voltage is below the maximum input voltage of the inverter reconnect the DC connectors to the inverter If the DC voltage is above the maximum input voltage of the inverter ensure that the PV module has been correctly rated or contact the installer of the PV module If this message is repeated frequently contact the SMA Service Line 56 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 11 Troubleshooting Event Event cause and corrective measures number 3501 Insulation resistance Insulation failure 3501 The inverter has detected a ground fault in the PV array As long as the fault exists the inverter will not feed in Corrective measures Check the PV system for ground faults see Section 11 3 page 64 3902 Waiting for DC start conditions Generator voltage too low Start conditions not met 3902
41. ess steel L Two screws suitable for the support surface O Two washers suitable for the screws L Two screw anchors suitable for the support surface and the screws Procedure Risk of electric shock if electric cables and other supply lines damaged by drilling Before drilling ensure that there are no electric cables and supply lines in the wall that could be damaged 2 Mark the position of the drill holes using the holes in the enclosure For this use the two outer holes or the two oblong holes in the middle Drill the holes and insert the screw anchors 4 Align the inverter with the drill holes and attach it using suitable screws and washers 24 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 5 Mounting 5 3 Grounding the Inverter Enclosure If a second grounding conductor or equipotential bonding is locally required you can also ground the inverter enclosure This prevents touch current if the original grounding conductor fails You can ground each inverter separately or connect several inverters with one another Procedure Connect the grounding conductor to the equipotential bonding of the AC distribution board 5 4 Requirements for Mounting of the Sunny Multigate WARNING Danger to life due to fire or explosion Despite careful construction electrical devices can cause fire Do not mount the product in areas containing highly flammable materials Do not m
42. g current The alternating current generated is fed into the utility grid via the Sunny Multigate The DC plug has the function of a DC load break switch Symbols on the Inverter and the DC Plug Symbol Explanation Grounding conductor This symbol indicates the position for the grounding conductor connection DC load break switch The DC plug has the function of a DC load break switch 4 2 Sunny Multigate The Sunny Multigate is a communication unit and forms the electrical connection point of the PV system with a maximum of twelve micro inverters to the utility grid The Sunny Multigate is equipped with an integrated disconnection point for grid monitoring The Sunny Multigate is connected between the micro inverters and the utility grid to feed the alternating current of the micro inverters collectively into the utility grid Figure 4 Design of the Sunny Multigate Installation Manual SMG SB240 lA en 1 1 15 4 Product Description SMA Solar Technology AG Item Designation A Press out brackets for mounting with screws B Screw terminal for AC input inverter Labeling Inverter C LEDs The upper LED indicates the operating state of the inverter The lower LED indicates the operating state of the Sunny Multigate Depending on the operating state the LEDs are glowing green red or orange or are off see Section 11 1 LED Signals on the Sunny Multigate page 52 D Interface for optional communicat
43. igate There are live components inside the Sunny Multigate There is a risk of electric shock if you open the Sunny Multigate Never open the Sunny Multigate Before working on the Sunny Multigate always disconnect it from any voltage sources as described in this section Procedure 1 71954 Danger to life due to electric shock Disconnect the circuit breaker and secure against reconnection 2 Ensure that no voltage is present between conductors L and N at the AC terminal Grid using a suitable measuring device 3 Ensure that no voltage is present between conductors L and PE at the AC terminal Grid using a suitable measuring device 4 Ensure that no voltage is present between conductors L and at the AC terminal Inverter using a suitable measuring device 5 Ensurethat no voltage is present between conductors L and PE at the AC terminal Inverter using a suitable measuring device Installation Manual SMG SB240 lA en 1 1 51 11 Troubleshooting SMA Solar Technology AG 11 Troubleshooting 11 1 LED Signals on the Sunny Multigate The LEDs on the Sunny Multigate indicate the operating state of the PV system Inverter Figure 16 Position of the LEDs on the Sunny Multigate The upper LED is labeled with Inverter and indicates the operating state of the inverters The lower LED is labeled with Multigate and indicates the operating state of the Sunny Multigate LED Status Expl
44. in the permissible range and this message is still displayed contact the SMA Service Line 301 Grid fault Voltage increase protection 301 The line voltage or grid impedance at the connection point of the inverter is too high The inverter has disconnected from the utility grid to comply with the power quality Corrective measures Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 401 Grid fault Island grid 401 The inverter is no longer in grid parallel operation and has stopped feed in operation for safety reasons Corrective measures Check the grid connection for significant short term frequency fluctuations 60 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 11 Troubleshooting Event Event cause and corrective measures number 501 Grid fault Grid frequency disturbance 501 The power frequency is not within the permissible range The inverter has disconnected from the utility grid Corrective measures If possible check the power frequency and observe how often major fluctuations occur If fluctuations occ
45. ion Type label F Screw terminal for AC output utility grid Labeling Grid G Pin connector for connecting the network cable RJ45 4 3 Type Labels and Stickers Sunny Boy The type label uniquely identifies the inverter The type label is located on the right hand side of the enclosure You will find the following information on the type label Device type Model Serial number Serial No Date of manufacture Device specific characteristics You will require the information on the type label to use the product safely and when seeking customer support from the SMA Service Line Label with Inverter Serial Number A type label with the serial number of the inverter is located at the rear of the Sunny Boy This label is detachable To enable clear identification of the inverters of a PV system e g under fault conditions this label can be applied to the enclosed mounting overview 16 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 4 Product Description Sunny Multigate The type label provides a clear identification of the Sunny Multigate The type label is located on the righthand side of the enclosure You will find the following information on the type label Device type Model Serial number Serial No Registration ID RID for registration in Sunny Portal Identification key PIC for registration in Sunny Portal Device specific characteristics You will require the information on the type
46. l Connection 6 6 2 Removing and Reassembling the AC Field Plug i Removing and reassembling the AC field plug is only possible within 72 hours In total the AC field plug may at maximum be removed three times and only within the first 72 hours after the first assembly After the period of 72 hours has expired the AC field plug must not be removed The cable must be shortened again before each assembly Procedure 1 71934 Danger to life due to electric shock Do not disconnect the AC field plug under load Ensure that the circuit breaker is switched off and ensure that it cannot be reconnected Ensure that the PV modules are covered Disconnect the AC field plug from the AC cable of the inverter see Section 6 6 4 page 38 3 Loosen the screw connection of the plug enclosure Remove the seal from the opening of the thread Make sure not to damage the fins of the plug enclosure To do this insert a flat blade screwdriver blade width 4 mm into the small slot of the plug enclosure and unlock the fastening clamps until the insulator is detached from the plug enclosure 5 Detach the plug enclosure from the insulator te 6 Loosen all three screws using a screwdriver and remove the conductors 7 Shorten the cable and reassemble the AC field plug see Section 6 6 1 page 34 Installation Manual SMG SB240 lA en 1 1 37 SMA Solar Technology AG 6 Electrical Connection Connecting the AC Field Plug t
47. lorer If this message is still displayed contact the SMA Service Line Installation Manual SMG SB240 lA en 1 1 61 11 Troubleshooting SMA Solar Technology AG Event Event cause and corrective measures number 6415 Self diagnosis Interference device 6415 The reference voltage test failed Corrective measures Disconnect the Sunny Multigate from voltage sources see Section 10 page 51 and re commission it see Section 7 page 43 If this message is still displayed contact the SMA Service Line 6702 Interference device 6702 The cause must be determined by the SMA Service Line Corrective measures Contact the SMA Service Line 7001 Fault sensor interior temperature 7001 The temperature sensor for the indoor temperature of the Sunny Multigate is defective Feed in operation will be interrupted Corrective measures Contact the SMA Service Line 7702 Self diagnosis Interference device 7702 An relay error has occurred Corrective measures Disconnect the Sunny Multigate from voltage sources see Section 10 page 51 and re commission it see Section 7 page 43 If this message is still displayed contact the SMA Service Line 8101 to Communication disturbed 8101 8102 8102 An error has occurred in the internal communication This can be caused by one of the following Feed in operation continues Corrective measures 1 If several Sunny Multigate devices are installed in a PV system ch
48. m any voltage source see Section 10 page 51 and reconnect it see Section 6 9 page 41 If the error persists contact the SMA Service Line glowing red The Sunny Multigate is in Fault mode 1 If communication is still possible determine the respective error message in Sunny Portal or Sunny Explorer You can find the cause and its corrective measure in this document Events Information Warnings and Errors If no communication is possible disconnect the network cable from the Sunny Multigate and reconnect the Sunny Multigate to the network see Section 8 2 page 45 If the error persists disconnect the Sunny Multigate from any voltage source see Section 10 page 51 and reconnect it see Section 6 9 page 41 If the error persists contact the SMA Service Line Installation Manual SMG SB240 lA en 1 1 53 11 Troubleshooting SMA Solar Technology AG 11 2 Events Information Warnings and Errors During operation of the PV system events may occur which can refer to one or several inverters or the Sunny Multigate Events can be information warnings or errors All events are displayed in the communication product you are using e g Sunny Portal Sunny Explorer Sunny Explorer additionally displays the corresponding event number for each event Inverter Event Event cause and corrective measures number 101 System incident Grid monitoring spot value 101 The line voltage or grid impedance at the connec
49. mmissioning 12 1 Decommissioning the Inverter 1 DANGER Danger to life due to electric shock Do not disconnect the AC connectors under load Disconnect the inverter from all voltage sources see Section 9 page 49 Release and remove all cables from the inverter Loosen all screws in the drill holes Remove the inverter from the wall or profile rail If the inverter is to be stored or shipped in packaging pack the inverter the DC connectors and the AC connector Use the original packaging or packaging that is suitable for the weight and dimensions of the inverter see Section 13 Technical Data page 66 Dispose of the inverter in accordance with the locally applicable disposal regulations for electronic waste 12 2 Decommissioning the Sunny Multigate 1 Ov Ot Ee co A DANGER Danger to life due to electric shock Disconnect the Sunny Multigate from voltage sources see Section 10 page 51 Release the screw terminals on the Sunny Multigate using a flatblade screwdriver blade width 3 5 mm Remove the conductors L and N from both connecting terminal plates If a network cable is connected pull the network cable out of the pin connector Pull the grounding conductor out of both connecting terminal plates Disassemble the Sunny Multigate f mounted on a top hat rail detach the Sunny Multigate from the top hat rail To do this tilt the lower edge of the Sunny Multigate forwards and lift
50. module bottom side Make sure that the PV module is not damaged by the screws being used 22 SMG SB240 IA en 1 1 Installation Manua SMA Solar Technology AG 5 Mounting There are several options for attaching the inverter to the framework on the roof In the following example mounting with T head bolts is described Procedure 1 Keep the supplied mounting overview at hand for the allocation of the inverters to the PV modules 2 Incase the connection area points upwards during mounting make sure to protect the plugs and pin connectors against ingress of moisture 3 Remove the label with the inverter serial number from the inverter and attach it to the corresponding position in the mounting overview included in the delivery 4 Insert the T head bolts into the profile rail and turn by 90 This will firmly anchor the screws in the profile rail 5 Position the inverter on the anchored screws Insert the screws into the oblong holes in the enclosure as far as the required fastening point 6 Attach the inverter using suitable washers and nuts 7 Ensure that the inverter is securely in place Installation Manual SMG SB240 lA en 1 1 23 5 Mounting SMA Solar Technology AG 5 2 2 Mounting the Inverter the Wall To mount the inverter on the wall proceed as follows Additionally required mounting material not included in the scope of delivery L The mounting material must be made of stainl
51. n box manvfacturer Cable requirements L Cable cross section 2 5 mm L1 Cable type PV cable Nexans 269 Photovoltaic Energyflex PVO7AC F BW 3 2 5 mm 450 750 V Temperature resistant up to 90 External diameter of the cable sheath 9 6 mm to 10 mm Number of stranded wires 46 Cable type copper wire tin plated 00000 Wire cross section 0 25 mm 6 8 Connecting the Inverter to the Sunny Multigate Connect the free end of the AC cable coming from the AC field plug to the connecting terminal plate of the Sunny Multigate The connecting terminal plate assigned for this is labeled Inverter Requirement L The Sunny Multigate must be correctly installed in the distribution box Cable requirements Do not use shielded cables L Only use copper cables Temperature resistant up to 90 L Only use cables with stranded wires 1 5 mm to 6 0 mm i Installation of several Sunny Multigate devices When installing several Sunny Multigate devices in a PV system a three wire cable with a grounding conductor each must be used per Sunny Multigate in order to guarantee trouble free communication between the Sunny Multigate and the inverter Procedure Wy Danger to life due to electric shock Ensure that the circuit breaker is switched off and ensure that it cannot be reconnected Ensure that the PV modules are covered 2 Route the AC cable of the first inverter to the terminal Inverter of the S
52. n night mode lt 0 03 W Topology HF transformer Installation Manual SMG SB240 lA en 1 1 67 13 Technical Data Cooling concept SMA Solar Technology AG Convection Degree of protection IP 5 Protection class Grid configurotions TN C grid configuration TNS grid configuration TN C S grid configuration Approvals and national standards as per 09 2013 VDEO126 1 1 VDE AR N 4105 Climatic Conditions As per IEC 60721 3 4 installation type C class Extended temperature range 40 C to 65 C Extended humidity range 0 to 100 Extended air pressure range 79 5 kPa to 106 kPa As per IEC 60721 3 4 transport type E class 2K3 Temperature range 25 C to 70 C Features DC connection DC plug with DC connector DC plug assembled MC4 DC plug assembled Tyco AC connection AC cable with two connectors Powerline interface As standard The DC connectors supplied depend on the order for SMA order numbers of the DC connectors see Section 14 Accessories page 72 The length of the AC cable depends on the order and is either 1 40 m or 2 0 m Efficiency Maximum efficiency Nmax 95 876 European efficiency ney 95 3 68 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 13 2 Sunny Multigate 13 Technical Data AC Input Maximum n
53. national standards VDEO126 1 1 as per 09 2013 VDE AR N 4105 Climatic Conditions As per IEC 60721 3 4 installation type C class Extended temperature range 40 C to 45 C Extended humidity range 0 to 100 Extended air pressure range 79 5 kPa to 106 kPa As per IEC 60721 3 4 transport type E class 2K3 Temperature range 25 C to 70 C Features Powerline communication to inverters As standard Speedwire Webconnect communication to As standard SMA communication products RJ45 Display of the PV system and communication 2 LEDs status Torques Screw terminals 0 6 Nm 70 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG Data Storage Capacity Energy yield over the day per inverter 13 Technical Data At least 63 days Daily yields per inverter At least 30 years Event messages of the Sunny Multigate for users At least 1 024 events Event messages of the Sunny Multigate for installers At least 1 024 events Event messages per inverter for users At least 256 events Event messages per inverter for installers At least 256 events 13 3 Torques of AC Field Plugs Screw in insulator 0 8 Nm Screw connection of the AC plug enclosure 3 3 Nm initial torque Screw connection of the AC plug enclosure 4 4 Nm end torque Installation Manual SMG SB240 IA en 1 1 71 14 Accessories 14 Accessories You will find the correspo
54. nding accessories and spare parts for your product in the following overview If required these can be ordered from SMA Solar Technology AG or your distributor SMA Solar Technology AG Designation Brief description SMA order number DC plug assembled 24 DC plugs assembled 10 MCA Multi Contact KST4 DC plug assembled 24 DC plugs assembled with Tyco Solarlock MLDCTYCO 10 Tyco AC field plug 20 AC field plugs MI ACCON 10 AC protective cap 200 AC protective caps MLACCAP 10 AC cable 1 40 m 24 AC cables with counterplugs for connecting the inverters among each other MLACCAB 14 10 AC cable 2 0 m 24 AC cables with counterplugs for connecting the inverters among each other MLACCAB20 10 Bootlace ferrules 2 5 mm Manufacturer Miromar LLC Distributor Ferrules Direct Order no N25010 Cable shears Insulated handles 165 mm Manufacturer KNIPEX via distributor Art no 95 16 165 Stripping knife with straight knife blade TiN 8 mm to 28 mm Manufacturer JOKARI via distributor Art no 728000 Insulation stripping tool Stripping diameter up to 10 mm insulation stripping length up to 25 mm Manufacturer WEIDM LLER via distributor Order no 9005000000 Crimping tool Square crimping tool for bootlace ferrules up to 10 mm Manufacturer RENNSTEIG via distributor Art no 610 084 3 Torque screwdriver 1 4 hexagon socket 0 3 Nm to 1 2 Nm
55. nection point of the inverter is too low The inverter has disconnected from the utility grid Corrective measures 1 Ensure that the circuit breaker is switched on 2 Ensure that the AC cable is not damaged 3 Ensure that the AC cable is correctly connected 4 Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 301 Grid fault Voltage increase protection 301 The line voltage or grid impedance at the connection point is too high The inverter has disconnected from the utility grid to comply with the power quality Corrective measures Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 401 Grid fault Island grid 401 The inverter is no longer in grid parallel operation and has stopp
56. nnected conductors If PE and L or N are swapped the Sunny Multigate could be damaged during commissioning Be sure to observe the terminal labels on the Sunny Multigate All conductors must be connected in accordance with the terminal labels Ensure that all terminals are correctly allocated Installation Manual 5 2404 1 1 43 7 Commissioning SMA Solar Technology AG Procedure 44 Switch on the circuit breaker Both LEDs on the Sunny Multigate are glowing green Feed in operation begins X The LED Inverter is off There is a disturbance in the PV system You will find the detailed error message in Sunny Portal or Sunny Explorer You can find the cause and its corrective measure in this document see Section 11 1 Events Information Warnings and Errors page 52 X The LED Inverter on the Sunny Multigate is glowing orange or red There is a disturbance in at least one of the connected inverters You will find the detailed error message in Sunny Portal or Sunny Explorer You can find the cause and its corrective measure in this document see Section 11 1 Events Information Warnings and Errors page 52 X The LED Multigate on the Sunny Multigate is glowing orange or red There is a disturbance in the Sunny Multigate Identify and eliminate the disturbance see Section 11 1 LED Signals on the Sunny Multigate page 52 SMG SB240 lA en 1 1 Installation Manual SMA Solar Te
57. nology AG NOTICE Damage to the Sunny Multigate type label due to the use of cleaning agents If the Sunny Multigate is dirty or dusty you can clean the enclosure the ventilation slots the type label and the LEDs Prior to cleaning it disconnect the Sunny Multigate from voltage sources see Section 10 page 51 Then you can clean the Sunny Multigate with a dry brush NOTICE Damage to the inverter type label due to the use of cleaning agents If the inverter is dirty you can clean the enclosure the enclosure lid and the type label using only water and a cloth 12 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 3 Scope of Delivery 3 Scope of Delivery Check the scope of delivery for completeness and any visible damage Contact your distributor if the delivery is incomplete or damaged Sunny Boy A B Figure 1 Components included in the scope of delivery of the inverter Item Quantity Designation A Inverter B Supplementary sheet for Sunny Boy Sunny Multigate o 0 og o Figure 2 Elements included in the scope of delivery of the Sunny Multigate Installation Manual SMG SB240 lA en 1 1 13 3 Scope of Delivery SMA Solar Technology AG Item Quantity Designation A 1 Sunny Multigate B 1 AC field plug insulator plug enclosure seal screw connection C Protective cap for unused AC pin connector on the last inverter D Label with registration I
58. o the AC Cable of the Inverter Danger to life due to electric shock Do not connect the AC field plug under load Ensure that the circuit breaker is switched off and ensure that it cannot be reconnected 6 6 3 Ensure that the PV modules are covered 2 Plug the free end of the AC cable connected to the inverter into the pin connector of the 4 assembled AC field plug The AC field plug snaps audibly into place The catch mechanisms of both plugs must correctly aligned Disconnecting the AC Field Plug from the Inverter AC Cable Danger to life due to electric shock Do not disconnect the AC field plug under load Ensure that the circuit breaker is switched off and ensure that it cannot be reconnected 6 6 4 Ensure that the PV modules are covered 2 Unlock and remove the AC field plug from the connector of the inverter AC cable Hook a flat blade screwdriver blade width 4 mm into the wide slot at the AC field plug and lever it open At the same time pull out the AC connector 38 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 6 Electrical Connection 6 7 Option 2 AC Cabling with Junction Box As an alternative to the AC field plug you can use a junction box with feed through terminal for the connection of the inverter AC cable to the Sunny Multigate For the assembly and connection of the AC coble follow the instructions of the junctio
59. ount the product in potentially explosive atmospheres WARNING Danger of fire due to missing external enclosure The Sunny Multigate is only protected against fire if it is installed in a distribution box Otherwise the fire risk could lead to personal injury and property damage Only mount the Sunny Multigate in a distribution box NOTICE Damage to the Sunny Multigate from moisture and dust intrusion Dust or moisture intrusion can damage the Sunny Multigate and impair its functionality The Sunny Multigate complies with degree of protection 20 and must always be installed in a distribution box This ensures that the Sunny Multigate is protected against dust and moisture Only mount the Sunny Multigate in a distribution box Li The mounting location must be inaccessible to children Li The mounting location must be suitable for the installation of the Sunny Multigate in a distribution box Li AC cable route of the entire PV system with Sunny Multigate maximum 30 m If you are installing several Sunny Multigate devices in a PV system the AC cable of each Sunny Multigate to the respective inverters must be laid separated from each other in order to guarantee trouble free communication between the Sunny Multigate and the inverter Installation Manual 5 5 240 11 25 5 Mounting SMA Solar Technology AG SUNNY BOY SUNNY BOY SUNNY BOY SUNNY MULTIGATE 30m Figure 8
60. pean standards used for SUNNY BOY 240 10 with Multigate German Standard European Standard International Standard DIN EN EN IEC IEC CISPR DIN EN 61000 6 1 2007 10 DIN EN 61000 6 2 2006 03 DIN EN 61000 6 3 2011 09 DIN EN 61000 6 4 2011 09 DIN EN 61000 3 2 2010 03 DIN EN 61000 3 3 2009 06 DIN EN 61000 3 11 2001 04 DIN EN 61000 3 12 2005 09 DIN EN 62109 1 2011 based on based on based on based on based on based on based on based on EN 61000 6 2 2005 EN 61000 6 3 2007 1 2011 EN 61000 6 4 2007 AT 2011 EN 61000 3 2 2006 A1 2009 A2 2009 EN 61000 3 3 2008 EN 61000 3 11 2000 EN 61000 3 12 2005 EN 62109 1 2010 based on based on based on based on based on based on based on based on EN 61000 6 1 2007 EC 61000 6 1 2005 EC 61000 6 2 2005 EC 61000 6 3 2006 1 2010 EC 61000 6 4 2006 A1 2010 EC 61000 3 2 2005 A1 2008 A2 2009 EC 61000 3 3 2008 EC 61000 3 11 2000 EC 61000 3 12 2004 EC 62109 1 2010 5 240 2 10 2 2 SMA Solar Technology
61. rrective measures 1 Contact the SMA Service Line and request the latest firmware update if necessary 10265 device with serial number X has not been available for X day s 10265 Communication with one or several inverters is no longer possible Corrective measures 1 Check cables and inverters for loose connectors or damage 2 Check PV modules for soiling or damage 3 If the problem persists contact SMA Service Line 10267 Loss of communication to one or several devices 10267 Communication with one or several inverters is no longer possible Corrective measures 1 Check cables and inverters for loose connectors or damage 2 Check PV modules for soiling or damage 3 If the problem persists contact SMA Service Line Installation Manual SMG SB240 lA en 1 1 63 11 Troubleshooting SMA Solar Technology AG 11 3 Checking the PV System for Ground Faults IF the LED Inverter on the Sunny Multigate is glowing red this may indicate a ground fault in the PV system The electrical insulation between the PV system and ground is defective WARNING Danger to life due to electric shock In the event of a ground fault high voltages can be present No terminal of the PV module must be grounded Only touch the cables of the PV modules on their insulation Do not touch any parts of the framework or supports of the PV modules Do not connect any PV module with a ground fault to the inverter
62. rrules 2 5 mm Cable shears 165 mm Stripping knife with straight knife blade 8 mm to 28 mm Insulation stripping tool up to 10 mm Crimping tool for bootlace ferrules up to 10 mm Torque screwdriver 0 3 Nm to 1 2 Nm Cross head screwdriver Pozidriv Bit 1 4 or BiTorsion 1 25mm Torque wrench scale adjustable 2 Nm to 20 Nm Crow Ring wrench AF 25 Square insertion tool outer square 203 mm inner square 9x12 00000000000 Screwdriver insulated blade width 4 mm blade thickness 0 8 mm Cable requirements Cable cross section 2 5 mm L Cable type PV cable Nexans 269 Photovoltaic Energyflex PVOZAC F BW 2 5 mm 450 750 V Temperature resistant up to 90 L External diameter of the cable sheath 9 6 mm to 10 mm L1 Number of stranded wires 46 34 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG 6 Electrical Connection Cable type copper wire tin plated O Wire cross section 0 25 mm DANGER Danger to life due to electric shock Do not disconnect or connect the AC field plug under load Only assemble the AC field plug in a dry environment Observe the operating temperature range of 40 C to 85 C Always assemble the AC field plug as follows in the prescribed order Assembling the Cable 1 Shorten the cable to the desired length using cable shears 2 Dismantle the cable by 42 mm using the stripping knife Take care not to damage the
63. s equipped with an integrated disconnection point for grid monitoring The Sunny Multigate is connected between the micro inverters and the utility grid to feed the alternating current of the micro inverters collectively into the utility grid The product is designed for indoor use only The Sunny Multigate must be installed and operated in a distribution box All components must remain within their permitted operating ranges at all times The product must only be used in countries for which it is approved or released by SMA Solar Technology AG and the grid operator Use this product only in accordance with the enclosed documentation and with the local standards and directives Any other application may cause injury to persons or lead to property damage For safety reasons it is forbidden to modify the product or install components that are not explicitly recommended or distributed by SMA Solar Technology AG for this product Unauthorized modifications and installations will void all warranty claims Any use of the product other than that described in the Intended Use section does not qualify as appropriate The enclosed documentation is an integral part of this product Keep the documentation in a convenient place for future reference and observe the instructions The type label must be permanently attached to the product A maximum of twelve micro inverters can be connected to the Sunny Multigate No loads must be connected between the
64. serve the given sequence If you want to disconnect several inverters from voltage sources you must repeat the following procedure for each inverter Procedure 1 A DANGER Danger to life due to electric shock Do not disconnect the AC connectors under load Disconnect the circuit breaker and secure against reconnection Cover the PV modules 2 Release and remove all connected AC connectors from the inverter Hook a flat blade screwdriver blade width 4 mm into the wide slot on the plug and lever it open At the same time pull out the AC connector without pulling the cable 3 Remove the DC plug from the inverter Do not pull on the DC cables Installation Manual SMG SB240 lA en 1 1 49 9 Disconnecting the Inverter from Voltage Sources SMA Solar Technology AG 50 4 To loosen the protective cap remove the sealing if necessary and hook a flatblade screwdriver blade width 4 mm into the wide slot and and lever it open At the same time pull out the protective cap 5 Risk of electric shock due to high voltages Before carrying out any of the following work wait five minutes for the capacitors to discharge SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 10 Disconnecting the Sunny Multigate from Voltage Sources 10 Disconnecting the Sunny Multigate from Voltage Sources A DANGER Risk of electric shock due to contact with live components when opening the Sunny Mult
65. signal quality Observe the following cable requirements O Cable type 100BaseTx SMA Solar Technology AG recommends cable type SMA COMCAB OUTxxx for outdoor use and cable type SMA COMCAB INxxx for indoor use in the lengths xxx 100 m 200 m 500 m 1 000 m Shielding S FTP or S STP Plug type RJA5 of Cat5 Cat5e Cat Number of insulated conductor pairs and conductor cross section at least 2 x 2 x 0 22 mm or at least 2 x 2x 24 AWG L Maximum cable length between two nodes with patch cable 50 m Installation Manual SMG SB240 lA en 1 1 45 8 Configuration SMA Solar Technology AG Maximum cable length between two nodes with installation cable 100 m UV resistant for outdoor use Requirements system must commissioned see Section 7 Commissioning page 43 A computer with an Ethernet interface must be available Procedure 1 2 8 3 Connect one end of the network cable to the router or directly to the computer Plug the other end of the network cable into the pin connector at the bottom of the Sunny Multigate The green LED in the pin connector is glowing or flashing The Sunny Multigate is connected to the router or the computer The green LED in the pin connector is glowing or flashing and the yellow LED is glowing A 100 Mbit connection to the router or the computer is established All LEDs in the pin connector are off Possible failure c
66. sons or lead to property damage For safety reasons it is forbidden to modify the product or install components that are not explicitly recommended or distributed by SMA Solar Technology AG for this product Unauthorized modifications and installations will void all warranty claims Any use of the product other than that described in the Intended Use section does not qualify as appropriate The enclosed documentation is an integral part of this product Keep the documentation in a convenient place for future reference and observe the instructions The type label must be permanently attached to the product Do not connect any loads between the Sunny Boy and the Sunny Multigate Do not connect any loads between the individual Sunny Boy inverters Do not open the lid of the Sunny Boy Only mount the Sunny Boy on the framework mounted on the roof directly under the PV modules or on the wall Do not mount the Sunny Boy directly on the module frame Do not mount the Sunny Boy on flammable construction materials Do not mount the Sunny Boy in areas containing highly flammable materials Do not mount the Sunny Boy in potentially explosive atmospheres Installation Manual SMG SB240 lA en 1 1 9 2 Safety SMA Solar Technology AG Sunny Multigate The Sunny Multigate is a communication unit and forms the electrical connection point of the PV system with a maximum of twelve micro inverters to the utility grid The Sunny Multigate i
67. t the DC plug with the DC connectors into the outer pin connector on the inverter t Connect the first inverter of the PV system to the Sunny Multigate see Section 6 8 page 39 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG 6 Electrical Connection 6 5 AC Cabling from Inverter to Sunny Multigate You have the option of implementing the AC cabling from the inverter to the Sunny Multigate using either the supplied AC field plug or a junction box with integrated feed through terminal Option 1 Figure 13 AC cabling of the entire PV system with AC field plug Option 2 Figure 14 AC cabling of the entire PV system with junction box example Installation Manual SMG SB240 lA en 1 1 33 6 Electrical Connection SMA Solar Technology AG 6 6 Option 1 AC Cabling with AC Field Plug 6 6 1 Assembling the AC Field Plug The AC cable with the two connectors is used to connect the inverters among each other for a distance of a maximum of 1 70 meters To allow for greater distances between two inverters or to connect the inverter with the Sunny Multigate you will need the enclosed AC field plug Overview A B D Figure 15 Elements of the AC field plug Item Designation A Insulator B Plug enclosure C Seal D Screw connection Additionally required material not included in the scope of delivery Three bootlace fe
68. tion 14 Accessories page 72 L1 If the unused pin connector of an inverter needs to be sealed make sure that the AC cable ofthe last inverter in the PV system is plugged into the outer AC pin connector Only the middle AC pin connector can be used for sealing since it is the only one having eyelets for sealing Procedure Egi Danger to life due to electric shock Do not disconnect the AC connectors under load Ensure that the circuit breaker is switched off and ensure that it cannot be reconnected Ensure that the PV modules are covered 2 Plug one end of the supplied AC cable into the outer AC pin connector of the last inverter of the system The plug snaps audibly into place 3 Plug the protective cap into the middle AC pin Installation Manual connector of the last inverter Seal the protective cap if necessary Only the middle AC pin connector has eyelets for sealing t The protective cap snaps audibly into place 58240 1 1 1 31 6 Electrical Connection SMA Solar Technology AG 7 8 6 4 Only Plug the other end of the AC cable into the middle AC pin connector of the next inverter The plug snaps audibly into place Ensure that the AC connector and the protective cap in the inverter pin connectors are securely in place Connect the free end of the AC cable of the first inverter to the AC field plug see Section 6 6 Option 1 AC Cabling with AC Field Plug page
69. tion point is too high The inverter has disconnected from the utility grid Corrective measures Check whether the line voltage at the connection point is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 102 Grid fault Grid overvoltage fast 102 The line voltage or grid impedance at the connection point of the inverter is too high The inverter has disconnected from the utility grid Corrective measures Check whether the line voltage at the connection point of the inverter is permanently in the permissible range If the line voltage is outside the permissible range due to local grid conditions contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the line voltage is permanently within the permissible range and this message is still displayed contact the SMA Service Line 54 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 11 Troubleshooting Event Event cause and corrective measures number 202 Grid fault Grid undervoltage fast 202 The utility grid has been disconnected the AC cable is damaged or the line voltage at the con
70. to max 1 70 m O Using the AC field plug allows for greater distances between two inverters see Section 6 6 1 Assembling the AC Field Plug page 34 L Observe recommended clearances to the inverters or other objects mind 50 mm max 1 100 mm or 1 700 mm Figure 7 Recommended clearances with AC cable Minimum Clearance between Inverter and PV Module Bottom Side NOTICE Damage to the PV module due to insufficient clearance between the inverter and the PV module bottom side If you have to ground the enclosure allow for a minimum clearance from the inverter to the bottom side of the PV module if necessary Permitted Mounting Position A DANGER Risk of electric shock due to ingress of moisture During mounting make sure that the connection area of the inverter remains dry As soon as the connector and protective cap are plugged in the connection area will be protected from moisture ingress Thus the inverter complies with degree of protection IP65 Installation Manual SMG SB240 lA en 1 1 21 5 Mounting SMA Solar Technology AG 5 2 Mounting the Inverter 5 2 1 Mounting the Inverter on the Roof WARNING Risk of falling when working on the roof There is a risk of falling or slipping when working on the rooftop Observe the applicable accident prevention regulations for work on rooftops Before stepping on the rooftop ensure the load bearing capacity of all parts subjected to
71. u da MAI LE QR 9 2 Intended e t QU RAN dmt edlen 9 22 sSkils of Qualified Persons us 10 23 Safety Precautions roe ir UR OA HR 11 Scope of Delivery M 13 Product 15 Ata Sunny BOV oed ton 15 42 Sunny 15 43 Type Labels and Stickers 16 4 4 sette ote Msi iati 18 U ua sssi sss 19 5 1 Requirements for Mounting the 19 52 Mounting the Inverter Bi eR e Oan e as 22 5 2 1 Mounting the Inverter on the Roof sss 22 5 2 2 Mounting the Inverter on Wall sss 24 5 3 Grounding the Inverter Enclosure sss 25 5 4 Requirements for Mounting of the Sunny Multigate 25 5 5 X Mounting the Sunny Mulfigale recette 27 Electrical Connection 29 5 1 during Electrical Connection 29 Giz Connection ATedS oet Lee a diede a 29 6 27 SSUnny BOYS suyunaka pera tein retis eie er 29 6 2 2 Sunny Multigdte i eee pee eee 30 6 3 Connecting the AC Cable to the 30 6 4 Connecting the PV
72. uct SMA Speedwire Speedwire Torque Torque Inverter which is located at the beginning of the PV system and directly connected to the Sunny Multigate via the AC cable and the AC field plug First inverter Inverter which is located at the end of the PV system and not directly connected to the Sunny Multigate Last inverter Industrial enclosure sub distribution switch cabinet or meter box Distribution box 8 SMG SB240 lA en 1 1 Installation Manual SMA Solar Technology AG 2 Safety 2 Safety 2 1 Intended Use Sunny Boy 240 The Sunny Boy is a micro inverter for PV systems that converts the direct current from a PV module into grid compliant alternating current The alternating current generated is fed into the utility grid via the Sunny Multigate The product is suitable for indoor and outdoor use The Sunny Boy must only be connected to one PV module The PV module used must comply with protection class Il as per IEC 61730 application class A and must be compatible for use with the Sunny Boy The Sunny Boy must be operated with the Sunny Multigate All components must remain within their permitted operating ranges at all times The product must only be used in countries for which it is approved or released by SMA Solar Technology AG and the grid operator Use this product only in accordance with the enclosed documentation and with the local standards and directives Any other application may cause injury to per
73. umber of connected micro inverters 12 Minimum number of connected micro inverters Maximum input current 12A AC Output Rated power at 230 V 50 Hz 2 760 W Rated grid voltage 230V Nominal AC voltage 220V 230V 240V AC voltage range 184 V to 270 V Nominal AC current at 220 V 12A Nominal AC current at 230 V 12A Nominal AC current at 240 V 11 5A Maximum output current 12A Total harmonic distortion of the output current lt 3 with total harmonic distortion of the AC voltage lt 2 and AC power gt 50 of the rated power Rated power frequency 50 Hz AC power frequency 50 Hz 60 Hz Operating range at AC power frequency 50 Hz 45 5 Hz to 63 Hz Operating range at AC power frequency 60 Hz 45 5 Hz to 63 Hz Power factor at rated power Feed in phases 1 Connection phases Overvoltage category as per IEC 60664 1 Protective Devices Overvoltage protection Varistors Maximum permissible fuse protection 16A Installation Manual SMG SB240 IA en 1 1 69 13 Technical Data General Data Width x height x depth without connection area SMA Solar Technology AG 162 mm x 90 mm x 68 mm Weight 0 75 kg Operating temperature range 40 C to 45 C Maximum permissible value for relative humidity 100 non condensing Maximum operating altitude above MSL 3 000 m Cooling concept Convection Degree of protection IP20 Protection class l Pollution degree 3 Approvals and
74. unny Multigate Installation Manual SMG SB240 lA en 1 1 39 6 Electrical Connection SMA Solar Technology AG 3 Dismantle the AC cable to the desired length 4 Strip the insulation of the three AC cable conductors by 8 mm each 5 NOTICE Damage to the Sunny Multigate due to incorrectly connected conductors If PE and L or N are swapped the Sunny Multigate could be damaged during commissioning Be sure to observe the terminal labels on the Sunny Multigate Connect all conductors in accordance with the terminal labels Connect the grounding conductor of the AC cable to the terminal PE of the Sunny Multigate Make sure that the conductor is inserted into the terminal right up to the stop Connectthe line conductor of the AC cable to the terminal L of the Sunny Multigate Make sure that the conductor is inserted into the terminal right up to the stop Connect the neutral conductor of the AC cable to the terminal N of the Sunny Multigate Make sure that the conductor is inserted into the terminal right up to the stop 6 Tighten all three screws of the connecting terminal plate using a flat blade screwdriver torque 0 6 Nm 7 Ensure that all terminals are correctly allocated Inverter 8 Ensure that all conductors are securely in place In order to allow for greater distances between the inverter and the Sunny Multigate use an AC field plug as well see Section 6 6 Option 1 AC Cabling with AC Field Plug page 34
75. ur frequently and this message is displayed often contact the grid operator The grid operator must approve changes to the operating parameters of the inverter If the grid operator gives his approval discuss any changes to the operating parameters with the SMA Service Line 1001 Installation failure grid connection L N swapped 1001 The conductors L and N are swapped or PE is not connected Corrective measures Check whether the connecting terminal plates Grid and Inverter of the Sunny Multigate are correctly assigned If the connecting terminal plates Grid and Inverter are not correctly assigned disconnect the Sunny Multigate from voltage sources see Section 10 page 51 and connect the conductors L N and PE correctly If the connecting terminal plates Grid and Inverter of the Sunny Multigate are correctly assigned and the message is still displayed contact the SMA Service Line Check whether the AC field plugs between the inverters were correctly assembled Disconnect the inverter from voltage sources see Section 9 page 49 disassemble the AC field plug and assemble it correctly see Section 6 6 2 page 37 If the inverter is connected correctly the AC field plug assembled correctly and this message is still displayed contact the SMA Service Line 6002 Self diagnosis Interference device 6002 The system data is defective Corrective measures Download firmware update from www SMA Solar com and install with Sunny Exp
76. ured i Basic procedure for changing operating parameters The basic procedure for changing operating parameters is explained in a separate section Changing Operating Parameters Procedure Select the Set country standard parameter and set the required country data set 8 7 Deactivating the Webconnect Function Requirements The PV system must be commissioned see Section 7 Commissioning page 43 L1 A computer with an Ethernet interface must be available O Sunny Explorer from software version 1 06 must be installed on the computer Procedure 1 Access the Sunny Explorer user interface 2 Under Settings gt External Communication select the parameter Webconnect functionality switched on and set to No 3 Save settings 48 SMG SB240 IA en 1 1 Installation Manual SMA Solar Technology AG 9 Disconnecting the Inverter from Voltage Sources 9 Disconnecting the Inverter from Voltage Sources NOTICE Damage to the inverter due to moisture ingress When the inverter is open moisture can penetrate and cause damage to the inverter The inverter is no longer water tight and its function may be impaired Never open the inverter NOTICE Destruction of the measuring device due to overvoltage Only use measuring devices with a DC input voltage range up to at least 600 V Prior to performing any work on the inverter always disconnect it from all voltage sources as described in this section Ob

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