SUNNY BOY 1100 / 1700 - Installation Guide - Eco
Contents
1. CE Description A Plug connectors for connecting the PV strings a_i for the connection of the Electronic Solar Switch ESS DC load disconnection unit Co Cable opening for communication with seal plugs D Cable opening for AC connection 14 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Electrical Connection 5 1 2 View from Inside The following diagram gives a schematic overview of the various components and connection points inside the Sunny Boy with the cover removed mme ff UUUUUUUUUUL 00 oooW ooo joo Of ooo Object Description Varistors section 9 1 2 Slot for communication RS 485 radio section 5 5 Display PE protective earth connecting cable for cover Operating status LEDs Plug socket AC section 5 Tab for grounding the cable shield with RS485 communication Fo Jumper slot for communication Electronic Solar Switch ESS socket PV input plugs DC section 5 2 Installation Guide SB11_17 IENO84820 15 Electrical Connection SMA Solar Technology AG 5 2 Connecting the PV Generator DC Interruption of the current flow When using2. Voltage range Uac 180 V 260 V extended operating range Frequency range 50 Hz 45 5 Hz 54 5 Hz extended operating range 60 Hz 55 5 Hz 64 5 Hz Test voltage DC 1 7 kV 1 s routine testing 5 s type testing Surge testing voltage BE 4 kV serial interface 6 kV Installation Guide SB11_17 IENO84820 39 Technical Data SMA Solar Technology AG SB 1100 SB 1700 EC Declaration of Conformity You can download the EC Declaration of Conformity in the download area at www SMA de under Certificate Dimensions W x H x D approx 434 mm x 295 mm x 214 mm Protection rating according to P65 DIN EN 60529 Climatic conditions according to DIN EN 50178 1998 04 Location of type C class 4K4H extended temperature range 25 C 60 C extended humidity range O 100 extended air pressure range 79 5 kPa 106 kPa Transport of type E class 2K3 Temperature range 25 C 70 C Operation temperature range 29300 Max operating altitude 2000 m above sea level Protective function DC side e __ij All pole disconnection unit on the DC input Electronic Solar Switch DC plug connector side Overvoltage protection thermally monitored varistors Personal protection insulation monitoring Riso gt 1MOhm Pole confusion protection via short circuit diode Protective function AC side Short circuit tolerance current control All pole disconnection unit grid side automatic disconnection device grid g
3. 10 2 Packaging the Sunny Boy If possible always package the Sunny Boy in the original packaging If this is no longer available you can also use an equivalent box that fulfills the following requirements e suitable for loads up to 25 kg e with handle system e can be closed fully 10 3 Storing the Sunny Boy Store the Sunny Boy in a dry place where ambient temperatures are always between 25 C and 60 C 10 4 Disposing of the Sunny Boy Dispose of the Sunny Boy at the end of its service life in accordance with the disposal regulations for electronic waste which apply at the installation site at that time Alternatively send it back to SMA Solar Technology with shipping paid by sender and labeled ZUR ENTSORGUNG for disposal 38 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Technical Data 11 Technical Data PV generator connection data seno seo __ Recommended total generator power 1350 Wp 2050 Wp for Central Europe for Central Europe Voltage ripple lt 10 of the input voltage Internal consumption during operation DEE lt 4 W standby lt 5 W standby a The maximum open circuit voltage that can occur with 10 C cell temperature may not exceed the maximum input voltage Grid connection data B1100 SB1700 Mex fuse proeion A Harmonic distortion of output current at Kugrid lt 2 Pac gt 0 5 Pacnoml Shorcieumtoerance grdside vi curent regulation
4. Maximum cable lengh Cable Requirements External diameter Wire cross section Installation Guide SB11_17 IENO84820 19 Electrical Connection SMA Solar Technology AG Load Disconnection Unit Load Disconnection Unit Use only line circuit breakers as load disconnection units A screw type fuse e g D system Diazed or DO system Neozed is not a load disconnection unit and therefore must not be used as one Upon disconnection under load the screw type fuse element may be destroyed or its functionality may be inhibited by contact burning It only acts as cable protection The maximal permissible rating is located in the technical data page 39 DANGER Danger to life due to fire When a generator Sunny Boy and a consumer are connected to the same line circuit breaker the protective function of the line circuit breaker is no longer guaranteed The current from the Sunny Boy and the grid can add up to overcurrent which is not detected by the line circuit breaker e Never connect loads unsecured between the Sunny Boy and the line circuit breaker e Always install separate fuses for loads Rating for a Line Circuit Breaker Detailed information and examples concerning the rating of a line circuit breaker can be found in the Technical Information line circuit breaker in the download area of SMA Solar Technology at www SMA de 20 SB11_17 IENO84820 Inst
5. Publishing its content either partially or in full requires the written permission of SMA Solar Technology AG Any internal company copying of the document for the purposes of evaluating the product or its correct implementation is allowed and does not require permission Exclusion of liability The general terms and conditions of delivery of SMA Solar Technology AG shall apply The content of these documents is continually checked and amended where necessary However discrepancies cannot be excluded No guarantee is made for the completeness of these documents The latest version is available online at www SMA de or from the usual sales channels Guarantee or liability claims for damages of any kind are excluded if they are caused by one or more of the following e Damages during transportation e Improper or inappropriate use of the product e Operating the product in an unintended environment e Operating the product whilst ignoring relevant statutory safety regulations in the deployment location e Ignoring safety warnings and instructions contained in all documents relevant to the product e Operating the product under incorrect safety or protection conditions e Altering the product or supplied software without authority e The product malfunctions due to operating attached or neighboring devices beyond statutory limit values e In case of unforeseen calamity or force majeure The use of supplied software produced by SMA Solar Technology AG
6. by reconnecting the DC plug connectors of the Sunny Boy with those of the strings 4 Check the Electronic Solar Switch for wear as described in section 8 2 Checking the Electronic Solar Switch for Wear 33 5 Reinsert the Electronic Solar Switch in the socket on AAA the underside of the Sunny Boy NOTICE Manipulating the connector in the handle can damage the Electronic Solar Switch The connector within the handle must remain movable in order to ensure proper contact Tightening the screw voids all warranty claims and creates a fire risk e Do not tighten the connector screw in the Electronic Solar Switch handle NOTICE The Electronic Solar Switch can be damaged if it is inserted incorrectly The Electronic Solar Switch can be damaged by high voltage if it has not been attached properly e Press the handle firmly into place on the socket of the Electronic Solar Switch until it audibly locks into place e Check that the handle is securely in place 6 Switch on the line circuit breaker 7 Check whether the LED display of the Sunny Boy indicates that the device is functioning correctly Operation green Ground fault red Disturbance yellow 32 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Maintenance and Cleaning 8 Maintenance and Cleaning Check the correct operation of the Sunny Boy at regular intervals Impurities such as dust or a
7. distributor connectors Y connectors ensure that these are not visible or accessible so that the DC circuit cannot be interrupted with these The current flow must always be interrupted beforehand via the Electronic Solar Switch e Always unplug the Electronic Solar Switch ESS in order to interrupt the current flow e Requirements for the modules of the connected strings same type same number identical alignment identical tilt e The connection cables of the PV modules must be equipped with plug connectors so that the Sunny Boy s DC plug connectors can be connected to them A pre assembled set for the free cable ends of a string is available as an optional accessory The SMA order codes for the various connectors can be found in section 12 Accessories 43 e The following limit values at the DC input of the Sunny Boy may not be exceeded Inverter Maximum input voltage Maximum input current SB 1100 400 V DC 10 A DC SB 1700 400 V DC 12 6 A DC The complete wiring for a Sunny Boy is shown schematically in the following figure 1 3 gi 4 L AC connection max 2 5 mm String 2 String 16 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Electrical Connection Connection Procedure DANGER Danger to life due to high voltages on the
8. is subject to the following conditions e SMA Solar Technology AG rejects any liability for direct or indirect damages arising from the use of software developed by SMA Solar Technology AG This also applies to the provision or non provision of support activities e Supplied software not developed by SMA Solar Technology AG is subject to the respective licensing and liability agreements of the manufacturer SMA Factory Warranty The current guarantee conditions come enclosed with your device These are also available online at www SMA de and can be downloaded or are available on paper from the usual sales channels if required Trademarks All trademarks are recognized even if these are not marked separately Missing designations do not mean that a product or brand is not a registered trademark 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 2008 SMA Solar Technology AG All rights reserved Installation Guide SB11_17 IENO84820 47 SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany Tel 49 561 9522 4000 Fax 49 561 9522 4040 E Mail Vertrieb SMA de Freecall 0800 SUNNYBOY
9. 21 The Sunny Boy is then no longer protected against water and contamination with dirt If the device has been temporarily decommissioned proceed as follows to restore the IP65 protection rating e Unplug all DC plug connectors and seal them with the protecting caps provided e Attach the Electronic Solar Switch again Grounding the PV generator Comply with the local requirements for grounding the modules and the PV generator SMA Solar Technology recommends connecting and grounding the generator frame and other electricity conducting surfaces in such a way that there is continuous conduction and grounding in order to achieve maximum protection for systems and persons 8 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Unpacking 3 Unpacking 3 1 Packing List Check the delivery for completeness and for visible external damage such as cracks in the housing or in the display If something is missing or damaged contact your dealer Object _ Quantity Description CN a Bo JT Wall mounting bracket CT Electronic Solar Switch ESS DO O moo Set of documents ER 1 installation guide 1 user manual Contents of accessories bag FM Socket element GM Threaded sleeve Hl Pressure screw for PG13 5 Fang ng Brass Eh TAGE presse screw erge cable ossei he Protecting cops for DC comedy RT rteing cop for AC stew damp NI Merz onderhesdisaren O C reyomid MS wesher os bs Tor cove pooner TZ 3 2 Identify
10. Check DC voltage e Higher than maximum input voltage contact the planner installer of the PV generator for assistance e Lower than maximum input voltage reconnect the Sunny Boy to the generator as described in section 5 2 Connecting the PV Generator DC 16 If the message occurs again disconnect the Sunny Boy again and contact the SMA Service Line see section 13 Contact 44 6 2 Blink Codes Overview Green Red Yellow su U ne ashes quickly 3 per secondi ashes slowly ened bly goes ou does not glow does not glow glows flashes a pe 28 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Commissioning Feeding Operation After a fault free grid connection of the Sunny Boy it takes approximately one minute until the green LED is continuously on The blink codes shown before only have the purpose of indicating the initialization of the Sunny Boy and the process of controlling whether the power supply requirements are fulfilled a O The green LED is continuously on LO m O Disturbance or Fault If the Sunny Boy detects a disturbance or fault this is indicated through a blink code of the yellow and where applicable the red LEDs For example if the yellow LED glows for 5 seconds immediately after connection then goes out for 3 seconds and then flashes briefly twice there is a grid fault This could be because either the AC cable has not yet been connected c
11. MMISSIONING ras 3 33 22 26 DISA teats Bo ae ee pa ERLERNEN 27 Blink Codes tatoo Ceti euer asus cocoon seers 28 Opening and Closing Lee 31 Opening the Sunny Boy genceuseerrss ts ddd odes Qe aan 31 Closing the Sunny Boy 22 22 mas Ban 32 Maintenance and Cleaning 33 Cleaning ine Cooling FINS erven en stent dst 33 Checking the Electronic Solar Switch for Wear 33 Troubleshoomgi ssssiscrr ned deden wan seinde dede 34 The Red LED is Continuously on 34 Checking the PV Generator for Ground Fault 34 Checking the Function of the Varistors oee 36 DEcOMMISSIONING 42 33 44 et 38 Disassembling the Sunny Boy 38 Packaging the Sunny BOY ac nechsscukteeesatenaned een 38 Storing the Sunny Boy sassi Here 38 Disposing of the Sunny Boy 38 Technical Data anne ea 39 ACCESSONOS ur er re 43 Coniac oseiro een 44 SB11_17 IEN084820 Installation Guide SMA Solar Technology AG Notes on this Manual 1 Notes on this Manual This manual describes how to mount install commission and service the Sunny Boy 1 100 SB 1100 and Sunny Boy 1700 SB 1700 Store this manual where it will be accessible at all times 1 1 Validity This manual is valid for the Sunny Boy 1100 and Sunny Boy 1700 1 2 Target Group This manual is for qualified personnel The tasks described in this manual may only be performed by qualified personnel 1 3 Additional Information You will find further information on special topic
12. PV Inverter SUNNY BOY 1100 1700 Installation Guide re SB11_17 IENO84820 IMEN SB11_17 Version 2 0 SMA Solar Technology AG Table of Contents Table of Contents 1 1 1 1 2 1 3 1 4 2 2 1 2 2 3 3 1 3 2 4 4 1 4 1 1 4 1 2 4 2 5 5 1 5 1 1 5 1 2 5 2 D 5 4 DEI Notes on this Manual Letti 5 Vario ei 5 Target Group 22 aces eden daden enne 5 Additional Informalion sssc see ssc reits 5 Smoot ced 4 annie adm aeree dette 6 Safely 2m a ar are 7 Appropriate Usage ss sterile rr en 7 Safety Precautions case se sera 8 Unpacking sn Hee sowie ew Oars aw oa ee wee ace 9 PACKING list vna eeen ansehen 9 Identifying the Sunny Boy 9 MOUNING rvs onser eed ee 10 Selecting the Mounting Location 00 0000 eae 10 Sdiciy CIEaraneeszzza wre ia Gadus APE era 11 POSHIONIge gassate ee nr ir deden 1 Mounting Instructions 12 Electrical Connection Lit 14 Overview of the Connection Area 14 View from Belvita d Se death aaa 14 View from Inside teer lt i cpa sien heheh i Seed cane dentate 15 Connecting the PV Generator DC LL 16 Connecting the Public Grid AC o n anaannanaanaanaa 19 Setting the Display Language 24 Communications ice ck ceases eee tabe ee 24 Installation Guide SB11_17 IENO84820 3 Table of Contents SMA Solar Technology AG 6 6 2 7 1 7 2 8 1 8 2 9 1 Fil 9 1 2 10 10 1 10 2 10 3 10 4 11 12 13 CO
13. Sunny Boy e Before connecting the PV generator ensure that the line circuit breaker is switched off 1 Remove the Electronic Solar Switch on the A underside of the Sunny Boy 2 Check the connection cables of the PV modules for the correct polarity and compliance with the maximum input voltage of 400 V DC NOTICE Exceeding the maximum input voltage can destroy the Sunny Boy If the voltage of the PV modules exceeds the maximum input voltage of the Sunny Boy it can be destroyed by the overvoltage All warranty claims become void e Do not connect strings to the Sunny Boy with open circuit voltage greater than the maximum input voltage of the Sunny Boy e Check the system design 3 Check strings for ground faults as described in section 9 1 1 Checking the PV Generator for Ground Fault 34 DANGER Risk of lethal electric shock e Do not connect any strings in which you have detected a ground fault Installation Guide SB11_17 IEN084820 17 Electrical Connection SMA Solar Technology AG Connect the faultless strings of the PV generator 5 Seal the unused DC input sockets with the provided protecting caps de E 6 Reinsert the Electronic Solar Switch in the socket on ANNAN the underside of the Sunny Boy NOTICE Manipulating the connector in the handle can damage the Electronic Solar
14. Switch The connector within the handle must remain movable in order to ensure proper contact Tightening the screw voids all warranty claims and creates a fire risk e Do not tighten the connector screw in the Electronic Solar Switch handle NOTICE The Electronic Solar Switch can be damaged if it is inserted incorrectly The Electric Solar Switch can be damaged by high voltage if it has not been attached properly e Press the handle firmly into place on the socket of the Electronic Solar Switch until it audibly locks into place e Check that the handle is securely in place 18 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Electrical Connection 5 3 Connecting the Public Grid AC il Connection requirements of the grid operator Always observe the connection requirements of your grid operator Cable Design The cable cross section should be sized using the Sunny Design design program www SMA de so that line losses do not exceed 1 at nominal power The Sunny Boy 1100 and 1700 must be connected with a cable cross section of at least 1 5 mm The cable cross section required in an individual case depends on factors such as ambient temperature type of cable installation and line losses and must be selected according to the valid installation guidelines of the respective country of the installation location The maximum cable lengths related to the cable cross section are presented in the following table
15. allation Guide SMA Solar Technology AG Electrical Connection Connection Procedure A round plug connector system is used which allows various cable diameters to be used in the cable outlet For this a PG13 5 pressure screw and a PG16 pressure screw are included in the accessories bag Check which screw fitting is the right one for your AC cable 1 Check the grid voltage compare with Vac on the type label The exact operating range of the Sunny Boy is specified in the operating parameters These can be read via a communication component or requested from SMA Solar Technology The grid voltage cannot be more than 253 V since the Sunny Boy will otherwise not be fully operational In this case contact the local grid operator for assistance 2 Switch off the line circuit breaker protect against A reconnection and make sure no voltage is present Off i _ a I l 2 3 3 Dismantle the cable for approximately 30 mm approx 30 mm Shorten Land N by 5 mm A Strip the wires of the cable by about 4 mm 5 Remove the parts of the AC connection socket from the accessories bag and connect the dismantled and stripped cable as described on the following pages The accessories bag contains a PG13 5 AC connection socket for connection with a cable diameter of 9 to 13 5 mm and a PG16 AC connection socket for c
16. andle replacement part ESS HANDLE 01 RS485 upgrade kit RS485 interface A85PB NR Radio upgrade kit Radio Piggy Back for upgrading a Sunny Boy for BEAMPB NR communication with Sunny Beam including antenna coaxial cable and PG cable gland metal DC connection set Multi Contact 3 adapter set SWR MC Mana en ee DC connection set Multi contact 4 adapter set MC SET Manu mor snai NT Tyco DC connection set TYCO adapter set TYCO SET Remo NOTO Installation Guide SB11_17 IENO84820 43 Contact SMA Solar Technology AG 13 Contact If you have technical problems concerning our products please contact the SMA Service Line We require the following information in order to provide you with the necessary assistance e Inverter type e Type and number of modules connected Communication method e Series number of the Sunny Boy e Blink code or display of the Sunny Boy SMA Solar Technology AG Sonnenallee 1 34266 Niestetal Germany www SMA de Service Line Inverters 49 561 9522 1499 Communication 49 561 9522 2499 SMS return call 49 176 888 222 44 Fax 49 561 9522 4699 E mail Serviceline SMA de AA SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Contact Installation Guide SB11_17 IENO84820 45 Contact 46 SB11_17 IENO84820 SMA Solar Technology AG Installation Guide SMA Solar Technology AG Legal Restrictions The information contained in this document is the property of SMA Solar Technology AG
17. cabling of protection class Il Do not connect any sources of energy other than PV modules to the Sunny Boy When designing the PV system ensure that the values comply with the permitted operating range of all components at all times The free design program Sunny Design www SMA de en SunnyDesign will assist you The manufacturer of the PV modules must have approved the modules for use with this Sunny Boy unit You must also ensure that all measures recommended by the module manufacturer for long term maintenance of the module properties are taken see also Technical Information Module Technology in the download area of www SMA de Do not use the Sunny Boy for purposes other than those described here Alternative uses modifications to the Sunny Boy or the installation of components not expressly recommended or sold by the manufacturer void the warranty claims and operation permission Installation Guide SB11_17 IENO84820 7 Safety SMA Solar Technology AG 2 2 Safety Precautions DANGER Danger to life due to high voltages in the Sunny Boy e All work on the Sunny Boy must be carried out exclusively by qualified personnel CAUTION AN Danger of burn injuries due to hot housing parts e Do not touch the housing of the Sunny Boy during operation NOTICE Foreign objects or water entering the Sunny Boy can damage the device Once the Electronic Solar Switch has been pulled out the Sunny Boy only provides protection degree IP
18. de SB11_17 IENO84820 25 Commissioning SMA Solar Technology AG 6 Commissioning Check the following requirements before commissioning device is securely in place correct connection of the AC cable grid full connection of the DC cables PV strings unused DC plug connectors on the underside of the housing are sealed with protecting caps the housing cover is securely screwed in place the Electronic Solar Switch ESS is securely plugged the line circuit breaker is laid out correctly Commissioning Procedure l 26 Switch on the line circuit breaker On Now look at the LED display and consult the table on the following page to check whether the Sunny Boy is in a fault free and expedient operating Operation green Ground fault red Disturbance yellow mode If this is the case commissioning has been successfully completed SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Commissioning 6 1 Display Feeding Operation After fault free grid connection of the Sunny Boy it takes approximately one minute until the following display messages are shown alternately The display messages shown before only have the purpose of indicating the initialization of the Sunny Boy and the process of controlling whether the power supply requirements are fulfilled 1 Initially the energy generated on the respective day and the current operating m
19. ective earth PE green yellow in the screw terminal with the earth sign on the socket element and tighten the screw 3 Insert the neutral conductor N blue in the screw terminal 1 on the socket and tighten the screw A Insert the live wire L brown or black in the screw terminal 2 and tighten the screw 5 Leave screw terminal 3 free Screw the threaded sleeve onto the socket element 7 Screw the pressure screw tightly onto the threaded sleeve MI AC connection socket has been screwed together 8 Seal the socket element with the provided protecting cap if the Sunny Boy is not immediately connected 9 Insert the AC connection socket into the AC socket on the Sunny Boy If applicable remove the AC socket s protection cap beforehand 10 Screw the AC connection socket s threaded ring tightly onto the AC socket on the Sunny Boy The threaded ring acts as a seal and a cable grip for the AC connection socket VI The AC cable is connected to the Sunny Boy DANGER Danger to life due to high voltages in the Sunny Boy e Do not switch on the line circuit breaker until the PV generator has been connected and the Sunny Boy is securely closed Installation Guide SB11_17 IENO84820 23 Electrical Connection SMA Solar Technology AG 5 4 Setting the Display Language You can set the language of the display using the switches on the underside of the display assemblies inside the Sunny Boy Proceed as follows 1 Open t
20. ences which lao affect all varistors similarly temperature age a induced overvoltage It is therefore strongly recommended that you replace both varistors Ifyou did not receive an extractor tool together with the replacement varistors for the servicing of the terminals contact SMA Solar Technology The terminal contacts can also be provisionally serviced by a screwdriver with a 3 5 mm blade width In the process pay attention to the correct orientation of the varistors NOTICE The Sunny Boy could be irreparably damaged by overvoltage If varistors are missing the Sunny Boy is no longer protected against overvoltages e Replacement varistors should be obtained as soon as possible Do not operate the Sunny Boy without varistors in systems with a high risk of overvoltages 4 Close the Sunny Boy as described in section 7 2 Closing the Sunny Boy 32 VI The check of the varistors is now complete Installation Guide SB11_17 IENO84820 37 Decommissioning SMA Solar Technology AG 10 Decommissioning 10 1 Disassembling the Sunny Boy CAUTION AN Risk of injury due to the heavy weight of the Sunny Boy e Take the Sunny Boy s weight of approximately 25 kg into account 1 Open the Sunny Boy as described in section 7 1 Opening the Sunny Boy 31 2 Remove all cables from the Sunny Boy 3 Close the Sunny Boy fasten the housing cover to the Sunny Boy with the 4 screws 4 Disassemble the Sunny Boy
21. he Sunny Boy as described in section 7 1 Opening the Sunny Boy 31 2 Set the switches to the desired language as illustrated below Switch S2 Switch S1 Germen b 3000000000 English BA Spa fifa 3 Close the Sunny Boy as described in section7 2 Closing the Sunny Boy 32 5 5 Communication The Sunny Boy is equipped with a slot for communication interfaces in order to communicate with special data acquisition devices or a PC with corresponding software See the communication interface documentation for a detailed wiring diagram This section describes how to install the communication module in the Sunny Boy Installation Procedure The letters in brackets refer to the figure on the next page 1 Open Sunny Boy as described in section 7 1 Opening the Sunny Boy 31 NOTICE Electrostatic discharges can damage the communication interface e Do not touch components connections and plug contacts e Touch the PE or an unfinished housing part to ground yourself before unpacking the communication interface 2 Pull the communication cable through one of the cable openings A of the Sunny Boy Use the enclosure opening on the right with radio communications DANGER Danger to life through high voltage if there is a fault with the communication cable e Pull the silicone tube over t
22. he cable The silicone tube must completely cover the communication cable inside the housing 24 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Electrical Connection 3 If the connection plan of the communication device indicates it as necessary Ground the shield of the communication cable at the tab C Install the communication cable B as illustrated in the following figure 5 Connect the communication cables to the screw terminal strip D as described in the connection plan of the communication device 6 Connect the jumpers E if the connection plan of the communication device indicates this as necessary A detailed description of the jumper functiosn can be found in the communication device documentation Plug the communication interface left justified on the interface slot F 8 Close the Sunny Boy as described in section 7 2 Closing the Sunny Boy 32 ou DE oo 235 7 Enclosure openings in the base of the Sunny Boy Cable route gray surface Tab for grounding the cable shield Screw terminals for the connection of the communication wires Jumper slot Interface slot Installation Gui
23. iddle terminal e Terminal C outer terminal varistor connection without crimp You can check the functioning of the varistors in the following manner 1 Open the Sunny Boy as described in section 7 1 Opening the Sunny Boy 31 2 With the aid of a multimeter determine for both varistors in the installed state whether a conductive connection exists between connectors B and C There is a conducting connection There is probably another fault in the Sunny Boy e Close the Sunny Boy as described in section 7 2 Closing the Sunny Boy 32 Contact the SMA Service Line see section 13 Contact 44 There is no conducting connection The respective varistor is not working and must be replaced The varistors are specially manufactured for use in the Sunny Boy and are not commercially available They must be ordered directly from SMA Solar Technology see section 12 Accessories 43 e For the replacement of the varistors continue with step 3 36 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Troubleshooting 3 Replace both varistors as illustrated in the adjacent drawing with new ones N Insert an extractor tool into the openings of the terminal contacts 1 J 1 MI The terminals will loosen Remove the varistor 2 The pole with the small loop crimp must be fitted to terminal A 3 when remounting 1 Varistor failure is generally due to influ
24. ing the Sunny Boy You can identify the Sunny Boy using the type label The type label is on the right side of the housing The type Type Model and the serial number Serial No of the Sunny Boy can be found on the type label among other things Installation Guide SB11_17 IENO84820 9 Mounting SMA Solar Technology AG 4 Mounting 4 1 Selecting the Mounting Location DANGER Danger to life due to fire or explosion Despite careful construction a fire can occur with electrical devices Do not install the Sunny Boy e on flammable construction materials e in areas where highly flammable materials are stored e in potentially explosive areas CAUTION Danger of burn injuries due to hot housing parts e Mount the Sunny Boy in such a way that it cannot be touched inadvertently during operation CAUTION Risk of injury due to the heavy weight of the Sunny Boy e Take the Sunny Boy s weight of 25 kg into account for mounting Take the following conditions into account during mounting e The mounting location and mounting method must be suitable for the weight and dimensions see section 1 Technical Data 39 of the Sunny Boy e Mount on a solid surface e The mounting location must be accessible at all times e The Sunny Boy must be easy to remove from the mounting location at any time e The ambient temperature should be below 40 C to guarantee optimal operation Do not expose the Sunny Boy to d
25. inst ground potential Example V 40V V 00 V 20 V 20 V The ground fault is between the second and third module in this case Repeat step 2 for each string The table illustrated below shows the various results and corresponding measures You have found a ground fault The installer of the PV generator must remedy the ground fault in the affected string before you may reconnect the string to the Sunny Boy Do not reconnect the faulty string Close the Sunny Boy and operate as described in section 7 2 Closing the Sunny Boy 32 You have found no ground fault It is likely that one of the thermally monitored varistors is defective e Check the varistors as described in section 9 1 2 Checking the Function of the Varistors 36 M The ground fault check is finished Installation Guide SB11_17 IENO84820 35 Troubleshooting SMA Solar Technology AG 9 1 2 Checking the Function of the Varistors Varistors are wearing parts Their functioning becomes restricted through aging or due to repeated responses as a result of overvoltages It is therefore possible that one of the thermallly monitored varistors has lost its protective functioning and thus the red LED is lit Position of Varistors The position of the varistors can be seen in section 5 1 2 View from Inside 15 Observe the following allocation of the terminals e Terminal A outer terminal varistor connection with crimp e Terminal B m
26. irborne blossoms can cause heat concentration that can lead to yield losses Also check the Sunny Boy and the cables for visible external damage Undertake repairs if necessary 8 1 Cleaning the Cooling Fins CAUTION AN Danger of burn injuries due to hot housing parts e Do not touch the housing of the Sunny Boy during operation The heat dissipation of the product can be restricted by unclean cooling fins e Clean the cooling fins with a suitable soft brush 8 2 Checking the Electronic Solar Switch for Wear To check the Electronic Solar Switch for wear proceed as follows 1 Remove the Electronic Solar Switch 2 Check whether metal tongues inside the connector have a brown discoloration or are burned off M If all metal tongues are in acceptable condition as illustrated above the Electronic Solar Switch can continue to be used M If at least one of the metal tongues has a brown discoloration or is completely burned off as illustrated below proper functioning of the Electronic Solar Switch is no longer guaranteed 3 Replace the defective Electronic Solar Switch before reactivating the Sunny Boy You can purchase replacements from SMA Solar Technology see section 12 Accessories 43 Installation Guide SB11_17 IENO84820 33 Troubleshooting SMA Solar Technology AG 9 Troubleshooting If the Sunny Boy displays other blink codes or display messages than described in section 6 Commissioning 26
27. irect sunlight so as to avoid power reduction due to excessive heating e Ina living area do not mount the unit on I plasterboard walls or similar in order to avoid audible vibrations The Sunny Boy can make noises when in use which can be regarded as a nuisance when installed in a living area 10 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Mounting 4 1 1 Safety Clearances Observe the following minimum clearances to walls other devices or objects to guarantee sufficient heat dissipation and enough space for removing the Electronic Solar Switch Direction Minimum Clearances 50 cm 4 1 2 Position e Vertical installation or tilted backwards by max 45 e Never install the device with a forward tilt Do not install horizontally e Install at eye level to allow operating modes to be read Installation Guide SB11_17 IENO84820 11 SMA Solar Technology AG Mounting 4 2 Mounting Instructions CAUTION AN Risk of injury due to the heavy weight of the Sunny Boy Take the Sunny Boy s weight of 25 kg into account Use the wall mounting bracket as a drilling template and mark the position of the drill holes IL 108 75 mm 217 5 mm 115 5 mm 179 5 mm AO mm Mounting material Attach the wall mounting bracket with the corresponding m
28. nger to life due to high voltages in the Sunny Boy Before you open the Sunny Boy e Switch off the line circuit breaker and secure it to prevent it from being reactivated 1 Remove the Electronic Solar Switch AMAA Be sure to pull the handle downwards and slightly towards the wall There is a contact in the middle that automatically starts the switching process when the handle is pulled DANGER Danger to life due to unsafe disconnection from the PV generator Safe disconnection from the PV generator is only guaranteed after removal of the Electronic Solar Switch and of all DC plug connectors e Remove the DC plug connector immediately to completely disconnect the PV generator from the Sunny Boy 2 Check whether all LEDs and the display have gone out DANGER Danger to life due to high voltages in the Sunny Boy e Wait 15 minutes for the capacitors to discharge 3 Safe disconnection from the PV generator is only guaranteed after removal of the Electronic Solar Switch and of all DC plug connectors 4 Remove the PE connection from the cover by loosening the locking device of the PE connection on the cover Installation Guide SB11_17 IENO84820 31 Opening and Closing SMA Solar Technology AG 7 2 Closing the Sunny Boy 1 Reconnect the protective earth PE to the housing cover 2 Secure the housing cover of the Sunny Boy by evenly tightening the 4 screws Connect the PV generator
29. ode are displayed 2 After 5 seconds or by tapping on the housing cover the current feed in output and the input voltage appear 3 After a further 5 seconds or when you tap again the total energy produced and the time the Sunny Boy has been connected to the grid are displayed 4 Then the cycle begins again Disturbance 1 In case of a failure the message Disturbance will a be indicated in the status bar me 2 The exact failure message follows For example if the grid fault message shown here is displayed immediately after connection it may be due to the fact that the AC wire is not correctly connected or the circuit breaker is not switched on yet 3 Ifthe disturbance was caused by a measured value that does not correspond to the standard the value measured at the time of the disturbance is displayed If another measurement is possible the present value is displayed in the second line The precise meaning of the error and status messages are described in the user manual provided for the Sunny Boy Installation Guide SB11_17 IENO84820 27 Commissioning SMA Solar Technology AG PV Overvoltage NOTICE Excessive DC input voltage can destroy the Sunny Boy e Disconnect the grid voltage and the PV generator from the grid if after a short period of time the bottom yellow LED lights up repeatedly 4 times at intervals of one second and the display shows the accompanying message
30. onnection with a cable diameter greater than 13 5 mm to a maximum of 17 mm o amp Socket element u Pressure screw for PG13 5 Fastening case for PG13 5 TI Threaded sleeve PG 16 pressure screw for large cable cross sections Installation Guide SB11_17 IENO84820 21 Electrical Connection SMA Solar Technology AG Preparatory work for the connection of cables with a diameter up to 13 5 mm gt Grid voltage lies within the permissible voltage range ne 1 Press the sealing ring into the fastening case 2 Guide the pressure screw for PG13 5 over the AC cable 3 Guide the fastening case including the sealing ring over the AC cable VI Pressure screw and fastening case including the sealing ring are guided over the AC cable 4 Continue with the section Further procedures on page 23 Preparatory work for the connection of cables with a diameter of 13 5 to 17 mm gt Grid voltage lies within the permissible voltage range 1 Guide the pressure screw for PG16 over the AC cable VI Pressure screw has been guided over the AC cable 2 Continue with the section Further procedures on page 23 22 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Electrical Connection Further Procedures gt Pressure screw and where applicable the fastening case including the sealing ring have been guided over the AC cable Guide the threaded sleeve over the AC cable 2 Insert the prot
31. orrectly or the line circuit breaker has not yet been switched on The yellow LED flashes twice in succession LED on IDEA i Explanation of the Blink Codes For a detailed description of the blink codes see the provided user manual of the Sunny Boy Installation Guide SB11_17 IEN084820 29 Commissioning PV Overvoltage The yellow LED flashes 4 times quickly in succession yA LEDon DMA E NoE 7 i ni n Di NOTICE Excessive DC voltage can destroy the Sunny Boy Immediately disconnect the Sunny Boy Switch the line circuit breaker off Remove the Electronic Solar Switch Disconnect the DC plug connectors Check DC voltage SMA Solar Technology AG e Higher than maximum input voltage contact the planner installer of the PV generator for assistance e Lower than maximum input voltage reconnect the Sunny Boy to the generator as described in section 5 2 Connecting the PV Generator DC 16 If the message occurs again disconnect the Sunny Boy again and contact the SMA Service Line see section 13 Contact 44 30 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Opening and Closing 7 Opening and Closing NOTICE Electrostatic discharges can damage the Sunny Boy Internal components of the Sunny Boy can be irreparably damaged by electrostatic discharge e Ground yourself before you touch a component 7 1 Opening the Sunny Boy DANGER Da
32. ounting material depending on the surface 2 Attach the wall mounting bracket to the wall using suitable screws and washers For vertical installation and installation on solid concrete or block walls for example you can fitthe wall mounting bracket using 6 mm x 50 mm hexagon bolts to DIN 571 standard stainless steel type and with wall anchors of type SX 8 Installation Guide SB11_17 IENO84820 SMA Solar Technology AG 3 Hang the Sunny Boy with its upper mounting plates in the wall mounting bracket so that a lateral shifting from the wall mounting bracket is not possible 4 Secure the Sunny Boy against lifting by tightening the M x 12 screw included in the accessories bag 5 Check that the unit is securely in place VI The Sunny Boy is now mounted on the wall Installation Guide Mounting PEE EAE ALDI NNNANNNNNANNANTF INN INN UU SB11_17 IENO84820 gt 13 Electrical Connection SMA Solar Technology AG 5 Electrical Connection NOTICE Electrostatic discharges can damage the Sunny Boy Internal components of the Sunny Boy can be irreparably damaged by static discharge e Ground yourself before you touch a component 5 1 Overview of the Connection Area 5 1 1 View from Below The following figure shows the assignment of the individual enclosure openings on the bottom of the Sunny Boy A B A C D a
33. read the associated user manual in order to obtain the precise meaning of the display messages or the blink codes and if necessary the error correction Do not undertake any repairs that are not described here but rather use the 24 hour replacement service the Sunny Boy will be sent within 24 hours and the repair service of SMA Solar Technology 9 1 The Red LED is Continuously on If the red LED of the status display is continuously on during operation there is either a ground fault in the PV generator or at least one of the varistors for the overvoltage protection is defective 9 1 1 Checking the PV Generator for Ground Fault 1 Disconnect the Sunny Boy from both the DC and AC connections as described in section 7 1 Opening the Sunny Boy 31 2 Measure the voltages between the plus and minus pole of a string against the ground potential If voltage is found there is a ground fault in the corresponding string DANGER Risk of lethal electric shock In case of a ground fault the PV generator may carry high voltages Do not touch the frame of the PV generator Do not touch PE Wait until no voltage can be measured Do not connect strings with ground faults to the Sunny Boy 34 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Troubleshooting 3 The approximate position of the ground fault can be determined from the ratio of the measured voltages between plus against ground potential and minus aga
34. s such as designing a line circuit breaker or the description of the operating parameters in the download area at www SMA de Refer to the user manual for detailed information on troubleshooting and operating the Sunny Boy Installation Guide SB11_17 IENO84820 5 Notes on this Manual SMA Solar Technology AG 1 4 Symbols Used The following types of safety instructions and general information appear in this document as described below T DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE indicates a situation that can result in property damage if not avoided Information Information provides tips that are valuable for the optimal installation and operation of your product 6 SB11_17 IEN084820 Installation Guide SMA Solar Technology AG Safety 2 Safety 2 1 Appropriate Usage The Sunny Boy is a PV inverter which converts the DC current of the PV generator to AC current and feeds it into the public grid Principle of a PV system with this Sunny Boy Lf FF 3 THM MAD Yh HMMM II AR The Sunny Boy may only be operated with PV generators modules and
35. uard 2 1 double implementation RS485 gave old Electronic Solar Switch ESS Electrical service life in case of a short circuit min 50 switching processes with a nominal current of 30 A Maximum switching voltage 800 V AO SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Technical Data Efficiency 881100 SB 1700 Mex fire DE CEC rebate efficiency 91 6 91 8 Efficiency graphs Overall efficiency 9 SUNNY BOY 1100 400 600 800 1000 1200 Output power W Installation Guide SB11_17 IENO84820 41 Technical Data SMA Solar Technology AG z gt c 2 VU E E Sen gt O 200 400 600 800 1000 1200 1400 1600 1800 Output power W 42 SB11_17 IENO84820 Installation Guide SMA Solar Technology AG Accessories 12 Accessories You will find the corresponding accessories and replacement parts for your product In the following overview If needed you can order these from SMA Solar Technology or your dealer Brief description SB 1100 SB 1700 SMA order number Replacement varistors Set of thermally monitored varistors 2 pcs SB TV3 BE SBE IT Positive grounding set Refit set for the positive connection to ground of ESHV P NR e Negative grounding set Refit set for the negative connection to ground of ESHV N NR dn Ed Electronic Solar Switch ESS h
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