SMA S Technical Description
  1. Manuals
  2. Brands
  3. SMA Manuals
  4. UPS
  5. S
  6. Technical description

SMA S Technical Description

Backup-system
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Backup-System
SUNNY BACKUP SYSTEM S
Technical Description
SBU2200-TEN083320 | 98-2004520 | Version 2.0
EN

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the S and is the answer not in the manual?

Questions and answers

Summary of Contents for SMA S

  • Page 1 Backup-System SUNNY BACKUP SYSTEM S Technical Description SBU2200-TEN083320 | 98-2004520 | Version 2.0...
  • Page 2 Overview of the Navigation Area: Submenu 2 Submenu 1 Main menu Home Screen 110# Meter Inverter 112# Meter Device 100# METERS 120# Meter Battery 132# State Grid 130# Meter Backup 134# Meter Device 150# Meter Compact 210# Set Inverter 221# Bat Property 222# Bat Chargemode 220# Set Battery...

  • Page 3: Table Of Contents

    Automatic Switch Box S ........
  • Page 4 Mounting the Sunny Backup 2200 using the wall mounting bracket ..29 Automatic Switch Box S ......33 5.2.1...
  • Page 5 Communication........61 7.5.1 SBU 2200 and Automatic Switch Box S......61 7.5.2 SBU 2200 and an External Communication Device.
  • Page 6 Table of Contents SMA Solar Technology AG Using the Sunny Backup 2200 ..... 97 12.1 Navigation Area........97 12.1.1...
  • Page 7 SMA Solar Technology AG Table of Contents 15.5 Grid Reconnection ....... . . 122 15.6...
  • Page 8 Sunny Backup 2200....... . 163 23.2 Automatic Switch Box S ......166 23.3 Sunny Remote Control 1 .

  • Page 9: Notes On This Manual

    A performance loss of 0.5 % per 100 m is to be expected starting at an elevation of 2000 m above sea level. Do not use the devices of the Sunny Backup System S for purposes other than those indicated in this technical description. Use of the device for other purposes can void the warranty as well as damage both the devices and the system.

  • Page 10: Symbols Used

    Notes on this Manual SMA Solar Technology AG 1.3 Symbols Used The following types of safety instructions are used in this document: 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.

  • Page 11: The Sunny Backup System S

    BATFUSE A.01 Battery The Sunny Backup System S is suitable for use in conjunction with the Sunny Boy PV inverters from SMA Solar Technology AG. The Sunny Backup System S can be integrated into new PV system installations, and can also be retrofitted onto existing PV systems.
  • Page 12 PV system, and during discharging, is up to 93 %. Due to the 's very high overload capability of up to 3.8 kW for 5 minutes, and the integrated smooth startup of the Sunny Backup 2200, critical loads with very high start currents can also be started safely.

  • Page 13: System Constellation

    SMA Solar Technology AG The Sunny Backup System S 2.2 System constellation he Sunny Backup 2200 can be integrated into different system constellations. The following graphic illustrates the wiring of the individual components in the backup system. PV system Public grid...

  • Page 14: Safety Instructions

    Safety Instructions SMA Solar Technology AG 3 Safety Instructions Please follow all operating and safety instructions in this manual. Failure to follow these instructions could result in damage to the device or the system and cause personal injury. Store the manual at an easily accessible location.

  • Page 15: Unpacking

    Unpacking 4 Unpacking Before installing the Sunny Backup 2200 and the Automatic Switch Box S make sure that all parts are included in the delivery. • Carefully check the packaging, the Sunny Backup 2200 and the Automatic Switch Box S for any signs of damage.

  • Page 16: Packing List

    Unpacking SMA Solar Technology AG 4.1 Packing List 4.1.1 Sunny Backup 2200 The following elements are included: 2x E 2x D Sunny Backup 2200 with cover Wall bracket Battery temperature sensor 3-pole print terminals (for connecting relays 1 & 2) 4-pole print terminals (e.g. for connecting battery temperature sensor) Silicone tube 10 mm x 0.5 m...

  • Page 17: Automatic Switch Box S

    SMA Solar Technology AG Unpacking 4.1.2 Automatic Switch Box S The following elements are included: Automatic Switch Box S (AS-Box-S.1) Socket wrench for housing cover Set for wall mounting • 4 x wall anchors (6 mm) • 4 x screws • 4 x rubber washers...

  • Page 18: Sunny Remote Control 1

    Unpacking SMA Solar Technology AG 4.1.3 Sunny Remote Control 1 The following elements are included: Sunny Remote Control 1 (SRC-1) Fixing screws and wall anchors CAT5e-FTP patch cables (2 x RJ45 plugs, 5 m) MMC/SD card SBU2200-TEN083320 Technical Description...

  • Page 19: Batfuse A.01

    SMA Solar Technology AG Unpacking 4.1.4 BatFuse A.01 The following elements are included: DC fuse BatFuse A.01 Wall mounting plate Double membrane adapter Fuse plug 125 A NH-00 Technical Description SBU2200-TEN083320...

  • Page 20: Required Tools And Resources

    Unpacking SMA Solar Technology AG 4.2 Required Tools and Resources You require the following tools and materials in order to mount and install the Sunny Backup System S: Tools (not included in delivery) Stripping pliers Cable end sleeves Drill Drill (e.g. stone drill), from Ø 6 mm to 10 mm...

  • Page 21: Type Label/Firmware Version

    SMA Solar Technology AG Unpacking 4.3 Type Label/Firmware Version 4.3.1 Sunny Backup 2200 You can identify the Sunny Backup 2200 by the type label and the firmware version. • The type label is located outside on the right side of the housing.

  • Page 22: Automatic Switch Box S

    Unpacking SMA Solar Technology AG 4.3.2 Automatic Switch Box S You can identify the Automatic Switch Box S by the type label. The type label is located outside on the right side of the housing. SBU2200-TEN083320 Technical Description...

  • Page 23: Sunny Remote Control 1

    SMA Solar Technology AG Unpacking 4.3.3 Sunny Remote Control 1 You can identify the display from the type label. The type label is located on the rear side of the Sunny Remote Control 1. Technical Description SBU2200-TEN083320...

  • Page 24: Batfuse A.01

    Unpacking SMA Solar Technology AG 4.3.4 BatFuse A.01 You can identify the DC fuse by the type label. The type label is located inside on the right side of the housing. SBU2200-TEN083320 Technical Description...

  • Page 25: Mounting

    Mounting 5 Mounting Take note of the required installation conditions listed below before mounting, installing and commissioning the Sunny Backup 2200 and the Automatic Switch Box S. Information When selecting the mounting location, you must observe the applicable building regulations (e. g. the German model cable/pipe system directive MLAR). During planning, clarify the provisions for stairwells or escape routes with the respective fire protection authority.

  • Page 26: Selecting The Mounting Location

    Mounting SMA Solar Technology AG Wall bracket: 315.9 mm 260 mm 170 mm 5.1.2 Selecting the Mounting Location DANGER! Danger to life due to fire or explosion. During operation, the temperature of the housing may exceed 60 °C. Do not install the device •...

  • Page 27: Observe Minimum Clearances

    SMA Solar Technology AG Mounting • The mounting location and mounting method must be suitable for the weight (approx. 18 kg) and dimensions. • Select a solid surface for mounting the device. • The mounting location must be accessible at all times (do not mount in inaccessible locations).

  • Page 28: Mounting Position

    Mounting SMA Solar Technology AG 5.1.4 Mounting Position NOTICE! Short circuit due to condensation. Condensation water can build up if the device is operated in a horizontal position. • Only operate the device when it is in a vertical position hanging on a wall.

  • Page 29: Mounting The Sunny Backup 2200 Using The Wall Mounting Bracket

    SMA Solar Technology AG Mounting 5.1.5 Mounting the Sunny Backup 2200 using the wall mounting bracket 1. Use the wall bracket as a drilling template. Number of drill holes used • When wall mounting the unit, use at least two of the horizontal holes and the lowest hole in the middle.
  • Page 30 Mounting SMA Solar Technology AG Transporting the Sunny Backup 2200 When transporting and mounting the Sunny Backup 2200, use the ergonomic handles at the sides of the housing. 3. Attach the device to the wall mounting bracket slightly to the left using its mounting plate.
  • Page 31 SMA Solar Technology AG Mounting 5. Secure the housing in position. Push the Sunny Backup 2200 to the right on the wall bracket, until the Sunny Backup 2200 locks into place with the locking bolt on the rear wall. 6. Ensure that it is correctly in place.
  • Page 32 Mounting SMA Solar Technology AG Optional Anti-theft Protection Protect the device against theft. Secure the Sunny Backup 2200 using a lock on the wall mounting bracket. The lock must meet the following requirements: • Size: A: 6 - 10 mm in diameter B: 21 mm –...

  • Page 33: Automatic Switch Box S

    SMA Solar Technology AG Mounting 5.2 Automatic Switch Box S 5.2.1 Dimensions 120 mm 300 mm 200 mm Rear side of the housing 260 mm 160 mm Technical Description SBU2200-TEN083320...

  • Page 34: Selecting The Mounting Location

    Mounting SMA Solar Technology AG 5.2.2 Selecting the Mounting Location DANGER! Danger to life due to fire or explosion. Do not install the device • on flammable construction materials, • in areas where highly flammable materials are stored, • in potentially explosive areas •...

  • Page 35: Sunny Remote Control 1

    • The mounting location must be conveniently accessible. Using the display, you control the Sunny Backup 2200 and the Sunny Backup System S. • An ambient temperature between 0 °C and 50 °C ensures optimum operation. • Do not expose the device to direct sunlight.

  • Page 36: Wall Mounting

    Mounting SMA Solar Technology AG 5.3.3 Wall Mounting Mount the Sunny Remote Control 1 on the wall near the Sunny Backup 2200. Proceed as follows: 1. Allow for sufficient space for installing the communication cable and MMC/SD card. 2. Use the drilling template to determine the position of the two drill holes.

  • Page 37: Batfuse A.01

    SMA Solar Technology AG Mounting 5.4 BatFuse A.01 5.4.1 Dimensions 111 mm 180 mm 254 mm 5.4.2 Observe Minimum Clearances Observe the following clearances when mounting the device: Technical Description SBU2200-TEN083320...

  • Page 38: Wall Mounting

    Mounting SMA Solar Technology AG 5.4.3 Wall Mounting DANGER! Danger to life due to fire or explosion. Do not install the device • on flammable construction materials, • in areas where highly flammable materials are stored, • in potentially explosive areas Mount the BatFuse A.01 on the wall.
  • Page 39 SMA Solar Technology AG Mounting 165 mm 190 mm 4. Mark drill holes on the wall. 5. Drill the holes. 6. Feed the screws through the wall mounting plate. 7. Fasten housing on the wall. The mounting of the DC fuse is complete.

  • Page 40: Installing Batteries

    Mounting SMA Solar Technology AG 5.5 Installing Batteries Information Observe the battery manufacturer's installation instructions, as provided with the battery upon delivery, and the applicable standards and directives for installation of batteries (EN 50272-2). DANGER! Danger to life due to fire.
  • Page 41 SMA Solar Technology AG Mounting The necessary air volume flow for ventilation of the room which accommodates the batteries is calculated as per EN 50272-2 under the following assumptions: • Nominal battery voltage = 24 V • Battery type: closed lead acid batteries (VRLA) •...
  • Page 42 Mounting SMA Solar Technology AG FLA battery For closed lead acid batteries with the same charging voltages, the ventilation requirements are higher. The requirements exceed the specifications listed here by a factor of 5. As closed lead acid batteries are generally charged with even higher charging voltages, the ventilation requirements increase even further.

  • Page 43: Opening And Closing

    • Follow the instructions! 1. Switch off the Sunny Backup 2200. 2. Disconnect the Sunny Backup 2200 and the Automatic Switch Box S from all voltage sources (battery, grid) (see sections 11.2 „Stopping“ (93) and 11.3 „Deactivation“ (95)). 3. Wait 15 minutes (discharge time of the capacitors).

  • Page 44: Automatic Switch Box S

    Closing the Automatic Switch Box S 1. Check whether all cables are safely installed and that all tools were removed from the housing of the Automatic Switch Box S (see section 8 „Electrical Connection of the Automatic Switch Box S“ (69)).

  • Page 45: Batfuse A.01

    SMA Solar Technology AG Opening and Closing 6.3 BatFuse A.01 The housing of the BatFuse A.01 has a removable cover. Remove this cover only when installing the device, for disconnecting the Sunny Backup 2200 from the battery or for required maintenance or repair work.

  • Page 46: Electrical Connection Of The Sunny Backup 2200

    Electrical Connection of the Sunny Backup 2200 SMA Solar Technology AG 7 Electrical Connection of the Sunny Backup 2200 DANGER! Risk of death by electric shock due to improperly wired connections • Only qualified electricians are permitted to install the electrical connections of the devices.

  • Page 47: At A Glance

    SMA Solar Technology AG Electrical Connection of the Sunny Backup 2200 7.1 At a Glance The following figure gives you an overview of all the Sunny Backup 2200 connections: Communication Sunny Remote Control 1 DC connection Additional AC connections connections Technical Description...
  • Page 48 Electrical Connection of the Sunny Backup 2200 SMA Solar Technology AG Cable Openings in the Housing All cables are fed through the openings located under the device and then inserted into the appropriate connection terminals in the Sunny Backup 2200.
  • Page 49 • Battery temperature sensor (section 7.6.1 „Battery Temperature Sensor“ (64)) • Multi-function relay 1 and 2 (section 7.6.2 „Multi-function Relay 1 and 2“ (65)) • External communication (section 7.5 „Communication“ (61)) • Automatic Switch Box S connection (section 8 „Electrical Connection of the Automatic Switch Box S“ (69)) Technical Description SBU2200-TEN083320...

  • Page 50: Dc Connection

    7.2.1 Grounding External grounding The external grounding of the battery's negative pole is normally possible since the batteries and the grid side are galvanically isolated from one another in the Sunny Backup 2200. In this case, make sure that the high currents that may occur under fault conditions can be adequately discharged.

  • Page 51: Batfuse A.01 (Dc Fuse)

    SMA Solar Technology AG Electrical Connection of the Sunny Backup 2200 7.2.2 BatFuse A.01 (DC fuse) The BatFuse A.01 DC fuse is installed between the Sunny Backup 2200 and the battery. You can connect up to two batteries to the BatFuse A.01. The capacity of both battery sets may not exceed 3000 Ah.
  • Page 52 Risk of lethal electric shock. • Insert the NH fuse into the BatFuse A.01 bracket only after all installation work in the Backup System S has been completed (see pages 7  to 9 ). You can therefore skip the following paragraphs and continue with section 7.2.3 „Connecting the Battery“...

  • Page 53: Connecting The Battery

    SMA Solar Technology AG Electrical Connection of the Sunny Backup 2200 7.2.3 Connecting the Battery Connect a suitable battery to the DC side (see section 23 „Technical Data“ (163)). DANGER! Risk of death by electric shock while battery is connected. • First complete all installation work in the backup system before inserting the NH fuse into the BatFuse A.01 bracket.

  • Page 54: Connecting The Sunny Backup 2200

    Install the DC connections in the following sequence: Information The Sunny Backup System S set contains fully-assembled battery cables. If you have the complete set, you can continue the installation at Number 3. 1. Remove the protective insulation from each DC cable.

  • Page 55: Ac Connection

    TN system only. All valid standards and guidelines must be taken into account! Connect the Sunny Backup 2200 to the Automatic Switch Box S using the AC1 connection terminals with three conductors (see section 7.3.2 „AC1 (AS-Box-S.1)“ (57)). Connect the AC2 connection terminals of the Sunny Backup 2200 to the public grid via a 25 A fuse (see section 7.3.3 „AC2 (Load...

  • Page 56: Grounding

    Sunny Backup System S (see section7.3.3 „AC2 (Load Meter)“ (59)). • For safety reasons (leakage currents exceeding 3.5 mA), connect two protective earth conductors (redundant grounding). Redundant grounding is only available if the Sunny Backup System S is properly installed. Grounding 2 Grounding 1 1.

  • Page 57: Ac1 (As-Box-S.1)

    (M8 x 20 mm screws). 7.3.2 AC1 (AS-Box-S.1) The AC1 connection of the Sunny Backup 2200 is connected to the Automatic Switch Box S via three conductors (see section 8.2.3 „Sunny Backup 2200 (X3/Sunny Backup)“ (76)). Method for connecting the Sunny Backup 2200: 1.
  • Page 58 Electrical Connection of the Sunny Backup 2200 SMA Solar Technology AG 6. Connect the N and L conductors to the AC1 through terminals as labeled. L and N may not be swapped! CAUTION! Danger of crushing when the through terminals snap closed.

  • Page 59: Ac2 (Load Meter)

    N and PE conductors) in the main distribution box. Cable protection Equip the sub-distribution unit with the appropriate circuit breakers. Be sure to observe all the applicable regional standards and guidelines. Wire the AC2 cable as described in section 7.3.2 „AC1 (AS-Box-S.1)“ (57). Technical Description SBU2200-TEN083320...

  • Page 60: Sunny Remote Control 1

    Electrical Connection of the Sunny Backup 2200 SMA Solar Technology AG 7.4 Sunny Remote Control 1 The Sunny Remote Control 1 is connected to the "Display" connection terminal in the Sunny Backup 2200. 1. Loosen the preinstalled plug feed- through on the base of the housing.

  • Page 61: Communication

    Box S. The Sunny Backup 2200 receives the voltage and current measurement signals of the Automatic Switch Box S through the second communication cable. Connect the "Backup" connection sockets of both devices using the red communication cable that is provided.

  • Page 62: Sbu 2200 And An External Communication Device

    Backup 2200. 6. Connect the second RJ45 plug of the cables (outside of the Sunny Backup 2200) with the corresponding connection sockets on the circuit board of the Automatic Switch Box S (see section 8.3 „Communication“ (79)). 7.5.2 SBU 2200 and an External Communication Device The communication interface is used to communicate with SMA communication devices (e.g.
  • Page 63 SMA Solar Technology AG Electrical Connection of the Sunny Backup 2200 To install the communication interface, proceed as follows: 1. Insert the communication cable of the interface into the last available hollowed out section of the internal rubber insert. Make sure the cable is long enough to reach from the housing opening to the desired "ComOut"...

  • Page 64: Additional Connections

    Setting the batteries If Sunny Boys are connected to the communication bus, then the baud rate must be set to 1200 bps (factory setting). The Sunny Backup 2200 uses the SMA-Net protocol for communication. 7.6 Additional Connections 7.6.1 Battery Temperature Sensor The battery temperature sensor measures the temperature of the connected battery. This is necessary since the optimum charging voltage for a battery strongly depends on the temperature.

  • Page 65: Multi-Function Relay 1 And 2

    SMA Solar Technology AG Electrical Connection of the Sunny Backup 2200 4. Insert one wire into each "BatTmp" connection terminal of the 4-pole print terminal included in the delivery. 5. Tighten the screws of the connection terminals. Installation instructions The polarity of the two conductors has no influence on the function of the battery temperature sensor.
  • Page 66 If a relay is used for load shedding, the loads connected to the load breaker will no longer be supplied with electricity in the event of a fault in the Sunny Backup System S. This occurs even if grid power is available.

  • Page 67: Batvtgout Power Supply

    SMA Solar Technology AG Electrical Connection of the Sunny Backup 2200 7.6.3 BatVtgOut Power Supply The battery voltage is conducted to the outside at these terminals. The battery voltage is fused at both poles by PTC resistors (max. 0.75 A) and can fluctuate depending on the battery status. This connection can, for example, be used to supply a DC contactor for load shedding.
  • Page 68 3. Close the Sunny Backup 2200 as described in section „Closing the Sunny Backup 2200“ (44). Information When routing cables between the Sunny Backup 2200 and the Automatic Switch Box S, only permanent cable installation and strain-relieved cables are permissible.

  • Page 69: Electrical Connection Of The Automatic Switch Box S

    Electrical Connection of the Automatic Switch Box S 8 Electrical Connection of the Automatic Switch Box S The Automatic Switch Box S is the automatic switching device of the Sunny Backup system. DANGER! Risk of death by electric shock due to improperly wired connections.
  • Page 70 Electrical Connection of the Automatic Switch Box S SMA Solar Technology AG All cables are fed into the housing from underneath. On the bottom of the housing there are four elastic rubber membranes for installing the AC cables. The fully-assembled communication cables (with RJ45 plugs) are routed through the cable opening gaskets.

  • Page 71: Ac Connection

    Electrical Connection of the Automatic Switch Box S 8.2 AC Connection The figures below show how a single-phase system is connected to the Automatic Switch Box S. A description of how the individual AC cables are installed will then be provided using the X1/PV Meter connection as an example (see section 8.2.1 „PV Feed-In Counter (X1/PV Meter)“...
  • Page 72 When installing the Sunny Backup System S, note the following: • Connect up to two Sunny Boys to the Automatic Switch Box S at the same time (max. 4.6 kW). • Route the N conductor through the Automatic Switch Box S.

  • Page 73: Pv Feed-In Counter (X1/Pv Meter)

    SMA Solar Technology AG Electrical Connection of the Automatic Switch Box S 8.2.1 PV Feed-In Counter (X1/PV Meter) Connect the X1/PV Meter connection to the feed-in counter for the PV system. The cross-section of the cables depends on the upstream fuse. Use a conductor cross- section of max.
  • Page 74 Electrical Connection of the Automatic Switch Box S SMA Solar Technology AG DANGER! Risk of lethal electric shock. The conductor ends can become detached from the spring-type terminal over time. • Do not use cable end sleeves when connecting the AC cable.

  • Page 75: Pv System (X2/Pv System)

    The terminals are designed as spring-type terminals. The nominal AC current is 20 A. Due to the multitude of possible configurations (e.g., one Sunny Boy per phase), the Automatic Switch Box S is not intended to serve as a distributor cabinet or fuse box for the Sunny Boys. Number of PV inverters Connect up to two Sunny Boys to the Automatic Switch Box S at the same time.

  • Page 76: Sunny Backup 2200 (X3/Sunny Backup)

    Only Sunny Boys, and no other feed-in generators, may be connected to the X2/PV System terminal strip if the Automatic Switch Box S is connected via X1/PV Meter to a feed-in counter which is tariffed for PV power. It is also not allowed to connect loads to the X2/PV System terminal strip, or to the cable which runs from this terminal strip to the PV system.

  • Page 77: Consumer System (X4/Backup Loads)

    The grid current and the current from the Sunny Backup 2200 can combine with each other and exceed the permitted 25 A limit. • Install a 25 A fuse between the Automatic Switch Box S (X4/Backup Loads connection terminal) and the loads.
  • Page 78 SMA Solar Technology AG Installation instructions Do not install a galvanic connection (bridge) between the N conductors of the X2/PV System connections and the X4/Backup Loads. If this is done the Sunny Backup System S will not be able to start. SBU2200-TEN083320...

  • Page 79: Communication

    The CAN bus must be terminated at both ends with terminating plugs. The "SyncOut" socket on the circuit board of the Automatic Switch Box S comes with a pre-installed terminating plug for this reason. The other end of the bus is located on the connected Sunny Backup 2200.
  • Page 80 Make sure all of the inserted cables are strain-relieved and the communication cables inside the Automatic Switch Box S cannot come into contact with the stripped 230 V wires. Information When routing cables between the Sunny Backup 2200 and the Automatic Switch Box S, only permanent cable installation and strain-relieved cables are permissible.
  • Page 81 Electrical Connection of the Automatic Switch Box S 8. Now quickly push the NH fuse into the bracket. The Sunny Backup 2200 is connected to the battery. You can now turn on the Sunny Backup System S. Technical Description SBU2200-TEN083320...

  • Page 82: Control Elements

    SMA Solar Technology AG 9 Control Elements Before commissioning the Sunny Backup System S, be sure to read the operating manual first. The Sunny Backup 2200 is operated via the device display using the default settings only (the default values are listed in section 20.2 „Adjustable System Parameters“ (142)).
  • Page 83 SMA Solar Technology AG Control Elements The meaning of the inverter LED colors is described in the following table Green Yellow Sunny Backup 2200 operating mode — — — (no inverter operation) — — standby — — operation — —...

  • Page 84: Sunny Remote Control 1

    Control Elements SMA Solar Technology AG 9.2 Sunny Remote Control 1 You can use the external display (Sunny Remote Control 1) to navigate through the menus of the Sunny Backup 2200. The Sunny Remote Control 1 consists of • rotary pushbutton •...
  • Page 85 SMA Solar Technology AG Control Elements Display Messages The display of the Sunny Remote Control 1 shows four lines with 20 characters each. For details on the display symbols, see section 12.1.1 „Home Screen“ (100). Direction of energy flow Load status...

  • Page 86: First) Commissioning

    Automatic Switch Box S“ (69). Always save data Always use the MMC/SD card to save data and events. This is necessary in order for SMA Solar Technology AG to be able to help you in the event of a fault.

  • Page 87: Starting The Quick Configuration Guide (Qcg)

    SMA Solar Technology AG (First) Commissioning 10.2 Starting the Quick Configuration Guide (QCG) Information When starting the QCG, all parameter values are automatically preset! This makes efficient operation possible with very little effort. The QCG is automatically activated during the initial startup of the device.
  • Page 88 (First) Commissioning SMA Solar Technology AG • "New System" (if you would like to start the system or perform changes to the system configuration) The following parameters must be set when "New System" is selected: (default setting shown in bold) Country configuration: 003#01 Country (GER/VDE0126-1-1, GR_PCC, GR_INSULAR) Date : 003#02 Dt (dd.mm.yyyy)
  • Page 89 SMA Solar Technology AG (First) Commissioning 9. Press the button and confirm or cancel. (Confirm: Y(es), cancel: N(o)) 10. After confirming, the Sunny Backup 2200 is in standby mode. The inverter LED and the battery LED illuminate yellow. 11. The Sunny Backup 2200 now creates a daily file and writes it on the MMC/SD card.
  • Page 90 (First) Commissioning SMA Solar Technology AG Parameter lists For more information on adjustable parameters, see section 20 „Parameter Lists“ (139). Note that you must first enter the installer password before some parameters can be changed (see section 12.2.2 „Setting the Installer Password“ (106)). In addition, some parameters can only be changed in standby mode (see section 11.2 „Stopping“...

  • Page 91: Activating And Deactivating The Backup System

    • voltages and polarities Information The Sunny Backup System S can also be started without the Sunny Remote Control 1, but then the device will only run with the factory default parameters. Starting the Backup System via the Sunny Backup 2200 It is possible to start the Sunny Backup System without the Sunny Remote Control 1, but doing so will limit the inverter to the factory default parameters (default values, see section 20.2 „Adjustable...
  • Page 92 Activating and Deactivating the Backup System SMA Solar Technology AG Starting the Backup System with the Sunny Remote Control 1 1. Insert the NH fuse into the BatFuse A.01(see „Inserting the NH Fuse“ (80)). 2. Push the DC start button on the Sunny Backup 2200.

  • Page 93: Stopping

    SMA Solar Technology AG Activating and Deactivating the Backup System 9. The Sunny Backup 2200 starts. The inverter LED on the Sunny Backup 2200 continuously glows green. 10. Release the button. The Sunny Backup 2200 is running. Starting the Sunny Backup 2200 automatically Even if the "250.01 AutoStr"...
  • Page 94 5. The Sunny Backup 2200 stops running. DANGER! Danger to life due to high voltages. The Sunny Backup System S is in "Standby" mode! Voltage is still present in the Sunny Backup 2200 (both DC and AC sides). • Turn off the Sunny Backup 2200.

  • Page 95: Deactivation

    DANGER! Danger to life due to high voltages. The Sunny Backup System S is switched off! Voltage is still present in the Sunny Backup 2200 (both DC and AC sides). • Disconnect the Sunny Backup 2200 from any voltage sources.

  • Page 96: Reactivating The Device Following Automatic Shutdown

    Disconnect the loads if the Sunny Backup 2200 starts the battery preservation mode after being restarted • Check the availability of grid power. • Check the Automatic Switch Box S for proper functioning. • Only reconnect loads when the Sunny Backup 2200 is in charge mode. SBU2200-TEN083320...

  • Page 97: Using The Sunny Backup 2200

    SMA Solar Technology AG Using the Sunny Backup 2200 12 Using the Sunny Backup 2200 Information The Sunny Backup 2200 is controlled using the Sunny Remote Control 1. 12.1 Navigation Area The navigation area includes the Home Screen and the main menu items •...
  • Page 98 Using the Sunny Backup 2200 SMA Solar Technology AG Overview of the Navigation Area: Main menu Submenu 1 Submenu 2 Home Screen 110# Meter Inverter 112# Meter Device 100# METERS 120# Meter Battery 132# State Grid 130# Meter Backup 134# Meter Device...
  • Page 99 SMA Solar Technology AG Using the Sunny Backup 2200 100# Meters - Display values: This menu contains the display values for the following backup system components: • 110# Meter Inverter - Sunny Backup 2200 • 120# Meter Battery • 130# Meter Backup - Backup system •...

  • Page 100: Home Screen

    Using the Sunny Backup 2200 SMA Solar Technology AG 12.1.1 Home Screen The Home Screen displays the operating status of the Sunny Backup 2200 • battery charging power • output power as well as a variety of information in the status bar.
  • Page 101 SMA Solar Technology AG Using the Sunny Backup 2200 3. row (generator power, grid) No information is provided on the Home Screen. 4. row (status bar): Icon Explanation Device assignment (here: master) Connection to the public grid. The Sunny Backup 2200 is functioning within the limits of the public grid.

  • Page 102: Selecting A Menu

    Using the Sunny Backup 2200 SMA Solar Technology AG 12.1.2 Selecting a Menu Use the button on the Sunny Remote Control 1 to navigate through the menus of the Sunny Backup 2200. • Press the button to access the submenu level.

  • Page 103: Selecting Parameters

    SMA Solar Technology AG Using the Sunny Backup 2200 Order of menu items Some menu items may be skipped, which means you will not see all the parameters in consecutive order. This depends on which password level is set. If you are operating the device on the user level, all parameters that may only be changed by the installer are hidden.

  • Page 104: Selecting Events

    Using the Sunny Backup 2200 SMA Solar Technology AG 12.1.4 Selecting Events Events are displayed as follows: • The menu number and name are indicated on the left and the serial number (quantity) of the event appears on the right. • Date and time.

  • Page 105: Adjusting Settings

    SMA Solar Technology AG Using the Sunny Backup 2200 12.2 Adjusting Settings 12.2.1 Setting Parameters Use the button on the Sunny Remote Control 1 to navigate through a menu and select the parameter you want. When the relevant parameter appears on the display, you can read its present value.

  • Page 106: Setting The Installer Password

    Do not provide the following information for entering the installer password to unauthorized persons. Illegal provision of this information to other persons will lead to invalidation of all SMA Solar Technology AG guarantee provisions. Entering the password You can enter the password when the Sunny Backup 2200 is either in standby mode or in normal operation.
  • Page 107 SMA Solar Technology AG Using the Sunny Backup 2200 Proceed as follows to enter the installer password: The Home Screen is displayed. 1. Select the "200# Settings" menu. 2. Push the button. 3. Select the "260# Set Password" menu. 4. Push the button.

  • Page 108: Setting The Installer Identification

    Some safety-related parameters regarding the SMA grid guard are specially protected, and cannot be altered with the normal installer password. In order to adjust these grid monitoring parameters, you must request your individual SMA grid guard password on the SMA Hotline.
  • Page 109 These parameters are safety-related grid monitoring parameters. To change the SMA grid guard parameters, you must enter your personal SMA grid guard password (installer code). Call the SMA Hotline to obtain your personal SMA grid guard password. You can now change the following parameters: –...

  • Page 110: Directly Accessing The Parameters

    Using the Sunny Backup 2200 SMA Solar Technology AG 12.2.4 Directly Accessing the Parameters The "600# Direct Access" menu gives you direct access to the selected parameter using the parameter name or number. Via the Select Name submenu, you have direct access to the following functions: •...
  • Page 111 SMA Solar Technology AG Using the Sunny Backup 2200 Bat1 (battery values 1) BatSocErr: estimated error of the BatSoc: current battery charge charge state state Name of the Meter Compact BatTmp: battery temperature TotBatCur: battery current BatChrgVtg: battery charging BatVtg: battery voltage...

  • Page 112: Storing Data On An Mmc/Sd Card

    3 characters after the dot. Type of memory card SMA Solar Technology AG recommends using MMC/SD cards made by Transcend. If you use a memory card from another manufacturer, check whether the card is FAT16- formatted. If necessary, format the card. Note that this causes any data already stored on the card to be lost.
  • Page 113 SMA Solar Technology AG Storing Data on an MMC/SD Card The files on the MMC/SD card have the following meanings: File name Meaning evthism.log (evthisN.log for SlaveN) event history of the device, saved by means of parameter "550.01 CardFunc", option StoEvtHis failhism.log (failhisN.log for SlaveN)

  • Page 114: Inserting The Card

    SMA Solar Technology AG Always save data Always use the MMC/SD card to save data and events. This is necessary in order for SMA Solar Technology AG to be able to help you in the event of a fault. The data saved on the MMC/SD card can be processed using common table calculation programs.

  • Page 115: Removing The Card

    SMA Solar Technology AG Storing Data on an MMC/SD Card 4. If an error occurs, the following message is displayed: 13.2 Removing the Card To ensure that all log data is saved during shutdown, write all unsaved data from the buffer to the MMC/SD card by selecting the "ForceWrite"...

  • Page 116: Writing Log Data

    Storing Data on an MMC/SD Card SMA Solar Technology AG 13.4 Writing Log Data Using the "550.02 DatLogEna" parameter, you can activate the function for writing log data to your MMC/SD card (activated by default). You will be prohibited from removing the card if the Sunny Remote Control 1 is writing data to the MMC/SD card.

  • Page 117: Updating Firmware

    SMA Solar Technology AG Storing Data on an MMC/SD Card Display screen Meaning The memory capacity of the MMC/SD card is full. MMC/SD card has an invalid file format. MMC/SD card is not compatible. Fault correction For help on troubleshooting, refer to section 21.8 „Troubleshooting“ (157).
  • Page 118 Storing Data on an MMC/SD Card SMA Solar Technology AG 3. While the Sunny Backup 2200 performs the update, the following messages are displayed: Mandatory reset Once the update has been successfully completed, a mandatory reset follows so that the changes take effect.

  • Page 119: Inverter Operation

    SMA Solar Technology AG Inverter Operation 14 Inverter Operation 14.1 Overload and Short-circuit Behavior The Sunny Backup 2200 can be temporarily operated under overload conditions. It can also supply short-circuit currents. If an overload exists, the Sunny Backup 2200 will supply 2900 W of power for a period of 30 minutes.

  • Page 120: Grid

    The PV system feeds into the public grid via a dedicated meter. In the event of grid failure, the Sunny Backup System S disconnects the public grid from the loads in less than 50 ms and then powers these loads with grid-quality voltage. The Sunny Backup 2200 is responsible for powering the loads while the grid is down (stand-alone grid operation).

  • Page 121: Operating On The Public Grid

    SMA Solar Technology AG Grid 15.2 Operating on the Public Grid In grid operation, the loads and the Sunny Backup 2200 are connected to the public grid. In this case, the voltage and frequency in both grids are identical. In grid operation, grid monitoring checks for breaches of the permissible limits for voltage and frequency (see Grid Reconnection), and for grid failure.

  • Page 122: Grid Reconnection

    Grid SMA Solar Technology AG 15.5 Grid Reconnection In stand-alone operation, the Sunny Backup 2200 constantly checks whether the grid has been reconnected (see above). If the voltage and frequency of the main power grid are within the permissible range of parameters "232.01 GdVtgMin" and "232.02 GdVtgMax" for time "232.07 GdVldTm"...

  • Page 123: Battery Management

    The battery capacity ("221.02 NomBatCpy" parameter) is to be entered as the nominal capacity for a ten hour discharge (C10). If this is not available from the battery manufacturer's data sheet, it can be calculated from the data for different discharge times (120 h, 100 h, 20 h, 5 h, 1 h) in the following manner: C120/1.28...

  • Page 124: Start Options

    Only when the battery is new does its usable capacity correspond to the capacity specified by the battery manufacturer. As the battery ages and as a result of frequent insufficient charging, the battery’s useable capacity may decrease considerably on a permanent or only a temporary basis. SBU2200-TEN083320...

  • Page 125: Charge Control

    SMA Solar Technology AG Battery Management The battery's state of health (display value "342.01 Soh") is a percentage measurement for the present useable capacity relative to the nominal capacity. 100 % means that the entire nominal capacity can still be utilized. At 50 %, only half of the original nominal battery capacity can be utilized.
  • Page 126 The charging voltage does not rapidly change, but is slowly adjusted to the new nominal value by approx. 0.5 mV/cell*s as the constant voltage phase changes to the float charge. This also takes place if the nominal value is changed manually.

  • Page 127: Boost Charge

    SMA Solar Technology AG Battery Management For this reason, the Sunny Backup 2200 is equipped with automatic temperature compensation of the charging voltage. The charging voltage is adjusted by 4 mV/°C and cell for battery types VLA and FRLA as well as by 0 mV/°C and cell with NiCd batteries. The temperature compensation value can be set using the "222.11 BatTmpCps"...

  • Page 128: Silent Mode

    16.4.4 Silent Mode Only during operation on the public grid and at times when PV grid feeding is not possible, can the silent mode be used alongside the float charge. Silent mode causes the system's operating consumption to go down. Silent mode is activated by means of the "224.01 SilentEna" parameter. The parameters "231.01 PvFeedTmStr"...
  • Page 129 SMA Solar Technology AG Battery Management Level 1: The first level is used to switch the Sunny Backup 2200 to standby mode at times when energy is not absolutely necessary (e.g., at night). You define the start time using the "223.01 BatPro1TmStr"...

  • Page 130: Battery Diagnostics

    Battery Management SMA Solar Technology AG 16.6 Battery Diagnostics The "320# Diag Battery" menu displays several values that provide information on the past operational behavior of the battery. These values are helpful in checking the efficiency of the set parameters and in viewing the typical operating conditions of the battery (see section 20.3 „Diagnostics“...

  • Page 131: Relay

    SMA Solar Technology AG Relay 17 Relay The Sunny Backup 2200 provides you with various options to control internal and external operations. For this purpose, two relays are integrated into the device with which you can assign functions using the "241.01 Rly1Op" and "241.02 Rly2Op" parameters. Information on the connection of both relays is provided in section 7.6.2 „Multi-function Relay 1 and 2“...
  • Page 132 Relay SMA Solar Technology AG Assignment of relays You can only assign one function to each relay. Operating principle of the relays The relays are changeover contacts. They can be used as either a break contact or a NO contact.

  • Page 133: Sunny Boy

    (for Germany: DIN VDE 0126-1-1) and may not be operated directly on the grid. The Automatic Switch Box S combined with the Sunny Backup 2200 ensures that the PV system can be safely disconnected from the public grid.
  • Page 134 • Never operate the Sunny Boy directly on the grid using these settings. • Only run the Sunny Boys in the Sunny Backup System S using the Automatic Switch Box S connections specifically provided for this purpose (see section 8.2.2 „PV System (X2/PV System)“...

  • Page 135: Frequency Shift Power Control (Fspc)

    Sunny Boy Setting older SMA inverters It may happen that older SMA inverters cannot yet be set to "Offgrid" (stand-alone grid) via the "Default" parameter. In this case, the values 1 - 6 in the table must be set individually.
  • Page 136 Sunny Boy SMA Solar Technology AG This function is shown in the following figure: Operation The data in the above figure have the following meanings: • f refers to the base frequency of the stand-alone grid (50 Hz in this example).

  • Page 137: Maintenance And Care

    PEN and the equipotential bonding bar! Check that the Sunny Backup System S functions properly at least once a year. Thus, the Sunny Backup 2200, the Automatic Switch Box S, and the battery are tested for correct functionality. Despite the available grid, you can start the backup operation using the "530.02 BkupTst"...

  • Page 138: Battery

    Maintenance and Care SMA Solar Technology AG The Automatic Switch Box S then disconnects the loads from the grid, and subsequently connects the PV system to the consumer grid. Thus, the loads are no longer powered by the public grid, but instead by your backup system.

  • Page 139: Parameter Lists

    SMA Solar Technology AG Parameter Lists 20 Parameter Lists Overview of the Navigation Area: Main menu Submenu 1 Submenu 2 Home Screen 110# Meter Inverter 112# Meter Device 100# METERS 120# Meter Battery 132# State Grid 130# Meter Backup 134# Meter Device...

  • Page 140: Display Values

    Parameter Lists SMA Solar Technology AG Only parameters in the menu branches "200# Settings" and "500# Operation" can be changed. All other values are only displayed. All menu items that can only be changed after entering the installer password are shaded in gray in the following tables.
  • Page 141 SMA Solar Technology AG Parameter Lists 120# Meter Battery Menu Parame Parameter name Range/unit Description ter no. BatSoc present battery charge state (SOC) BatVtg battery voltage BatChrgVtg battery charging voltage AptTmRmg hhmmss remaining absorption time (hhmmss) BatChrgOp active charging process:...

  • Page 142: Adjustable System Parameters

    Parameter Lists SMA Solar Technology AG 20.2 Adjustable System Parameters NOTICE! Damage caused by incorrect values. Once the button is pressed, operating data values can immediately change to their new settings. Incorrect values in these parameters can probably not be corrected quickly enough.
  • Page 143 SMA Solar Technology AG Parameter Lists Menu Parame Parameter name Range/unit Default Description ter no. value BatTmpMax degC maximum battery temperature BatTmpStr degC battery restart temperature following stop due to overtemperature 222# Bat Chargemode BatChrgCurMax battery charging current limit (depends on...
  • Page 144 Parameter Lists SMA Solar Technology AG Menu Parame Parameter name Range/unit Default Description ter no. value ChrgVtgFlo 2.25 cell voltage nominal value for float charge 2.25 = VRLA 2.25 = FLA 1.55 = NiCd depending on the setting in QCG...
  • Page 145 Parameters marked with * Parameters designated with * are safety-related grid monitoring parameters. To change the SMA grid guard parameters, you must enter your personal SMA grid guard password (installer code). Call the SMA Hotline to obtain your personal SMA grid guard password.
  • Page 146 Parameter Lists SMA Solar Technology AG 240# Set Relay Menu Parame Parameter name Range/unit Default Description ter no. value 241# Relay General Rly1Op AutoGn function of relay 1: = switched off = switched on AutoGn = automatic generator connection = automatic load disconnection, only...
  • Page 147 SMA Solar Technology AG Parameter Lists Menu Parame Parameter name Range/unit Default Description ter no. value Lod2SocTm2Str SOC limit for load shedding 2 start for t2 Lod2SocTm2Stp SOC limit for load shedding 2 stop for t2 Lod2Tm1Str hhmmss load shedding 2 time 1...

  • Page 148: Diagnostics

    Parameter Lists SMA Solar Technology AG 20.3 Diagnostics 310# Diag Inverter Menu Parame Parameter name Range/unit Description ter no. 311# Diag Total EgyCntIn energy absorbed EgyCntOut energy fed EgyCntTm energy metering run time 312# Diag Device Master device address (type) FwVer...
  • Page 149 SMA Solar Technology AG Parameter Lists Menu Parame Parameter name Range/unit Description ter no. BatEgyCntOut energy meter for battery discharge AhCntIn meter for battery charging ampere hours AhCntOut meter for battery discharging ampere hours BatTmpPkMin degC minimum battery temperature BatTmpPkMax...

  • Page 150: Events, Warnings And Errors (History)

    Parameter Lists SMA Solar Technology AG 20.4 Events, Warnings and Errors (History) Information on events and error messages [410# (Fail Current), 420# (Fail History) and 430# (Event History)], are provided in section 21.4 „Display of Errors and Events“ (153). 20.5 Functions in Operation...
  • Page 151 SMA Solar Technology AG Parameter Lists 520# Oper Battery Menu Parame Name Range/unit Default Description ter no. ManChrgSel Idle Idle triggers equalization charge (manual) Start Stop 530# Oper Backup Menu Parame Parameter name Range/unit Default Description ter no. value BkupTst...

  • Page 152: Troubleshooting/Problem Solving

    Troubleshooting/Problem Solving SMA Solar Technology AG 21 Troubleshooting/Problem Solving In principle, the Sunny Backup 2200 makes a distinction between events and errors. These messages are displayed on the external Sunny Remote Control 1 display. • Events describe state changes or transient states (e.g. firmware update).

  • Page 153: Display Of Errors And Events

    – y6xx - RLY = Relay – y7xx - SYS = System – y8xx - BOX = Automatic Switch Box S 3. The third and 4. fourth positions contain two digits. These numbers provide information on the frequency in which this particular message has occurred.

  • Page 154: Events

    Troubleshooting/Problem Solving SMA Solar Technology AG 21.5 Events The meaning of events reported by the Sunny Backup 2200 are explained in the following table: Display no. Description Category INV E101 wait status E102 startup process E103 operation E110 shutting down due to fault...

  • Page 155: Error Categories

    E711 MMC/SD card inserted E712 Sunny Remote Control 1: parameter update E713 start of the relay test for the Automatic Switch Box S E714 start of the "small" relay test (only in stand-alone operation) E715 Sunny Remote Control 1 activated 21.6 Error Categories...
  • Page 156 Troubleshooting/Problem Solving SMA Solar Technology AG Displ. Level Description F145 overtemperature (voltage converter) Category BAT F206 battery overtemperature F208 battery overvoltage (internal limit for cell voltage) W210 battery overvoltage warning (depending on charging voltage nominal value) W211 insufficient battery temperature warning...

  • Page 157: Troubleshooting

    Because the RCD switch has a protective function (voltage disconnection in the event of a fault) which is rendered ineffective by the Sunny Backup system. In order to preserve this protective function, the RCD switch must be positioned between the Automatic Switch Box S and the loads. Technical Description...
  • Page 158 "SMA grid guard version 2". Only once the Sunny Boy is connected to the Sunny Backup system's X2 / PV System input, may "SMA grid guard version 2" be deactivated. Its functions are then assumed by the control and monitoring within the Sunny Backup System S.
  • Page 159 Sunny Boy. The Sunny Boy is automatically connected to the Automatic Switch Box S (see section 8.2 „AC Connection“ (71)). Once you switch off the Sunny Backup 2200, you also switch off the Automatic Switch Box S, thus disconnecting your PV system from the public grid.
  • Page 160 Why is the Sunny Backup System S not starting? • Check whether there is a galvanic connection between the N conductors between the X2/PV system connections terminals and the X4/backup loads of the Automatic Switch Box S. Remove this bridge, if necessary, and restart the system.
  • Page 161 SMA Solar Technology AG Troubleshooting/Problem Solving Why does the "VAC-Low" error (output voltage too low) also occur when the Sunny Backup 2200 is started? • A permanent short circuit exists in the consumer grid. Check the AC output connections (X3 / Backup-Loads).

  • Page 162: Optional Devices

    Sunny Backup 2200! The software for configuration of your Sunny Backup 2200, and for reading and analyzing the data, can be found at the SMA Solar Technology AG website, at www.SMA.de, and can be downloaded for free (see section 24 „Contact“ (169)).

  • Page 163: Technical Data

    SMA Solar Technology AG Technical Data 23  Technical Data 23.1 Sunny Backup 2200 Output data Nominal AC voltage (V ) (adjustable) 230 V (202 to 253 V) AC, nom Nominal frequency (f 50 Hz (45 to 65 Hz) Continuous AC output (P ) at 25 °C...
  • Page 164 Technical Data SMA Solar Technology AG Efficiency/power consumption Max. efficiency 93 % Operating consumption in standby mode Operating consumption with no load in discharging mode 21 W Operating consumption with no load in float charge mode 35 W Certification EC Declaration of Conformity enclosed, download area www.SMA.de...
  • Page 165 SMA Solar Technology AG Technical Data Load limits for multi-function relay 1 and 2: - switching of resistive loads AC1: 6.0 A at 250 V~ - switching of strong inductive loads AC15: 1.2 A at 250 V~ Interruption time max. interruption time...

  • Page 166: Automatic Switch Box S

    Technical Data SMA Solar Technology AG 23.2 Automatic Switch Box S Type S · Input/output data Nominal AC voltage 230 V Nominal frequency 50 Hz PV nominal AC output power 4600 W PV nominal AC current 20 A Loads nominal AC output power...

  • Page 167: Sunny Remote Control 1

    SMA Solar Technology AG Technical Data 23.3 Sunny Remote Control 1 Interfaces DC supply voltage 12 V (from SBU 2200 through communication cable) Nominal current 200 mA Data storage and service 128 MB SD/MMC card Communication RS 422 Communication cable CAT5e-FTP patch cables (2 x RJ45 plugs) Max.

  • Page 168: Dc Fuse (Batfuse A.01)

    Technical Data SMA Solar Technology AG 23.4 DC fuse (BatFuse A.01) Output data Nominal DC voltage 24 V Nominal DC current 125 A Mechanical data Fuse 125 A NH00 Width x height x depth (254 x 180 x 111) mm Weight 1.5 kg...

  • Page 169: Contact

    • Type and size of additional energy sources (PV systems, Sunny Boy) Saving data and events Always use the MMC/SD card to save data and events. This is necessary in order for SMA Solar Technology AG to be able to help you in the event of a fault.

  • Page 170: Glossary

    In the Sunny Boy / Sunny Mini Central, this function is performed by the “SMA grid guard Version 2”. With Sunny Backup 2200, it is integrated in the Automatic Switch Box.
  • Page 171 See Battery Power Converter. Battery Management The battery management is responsible for optimal battery charging and reliable protection against deep discharge. This is the only way of ensuring that the battery service life reflects the manufacturer's specifications. Battery Power Converter A bidirectional power converter which can regulate voltage and frequency in a stand-alone grid and is also responsible for correct battery charging.
  • Page 172 Glossary SMA Solar Technology AG Charge Level Describes the present amount of charge which can be drawn from the battery, in percent of the nominal capacity (100 % = battery full, 0 % = battery empty). Charge Mode See Battery Charging Mode.
  • Page 173 SMA Solar Technology AG Glossary Equalize Charge Equalization charge: Allows multiple series-connected battery cells to be charged to a unified charge level of 95 – 100 %. Without regular equalization charging, the charge states of the individual cells slowly drift apart, which can lead to premature battery bank failure.
  • Page 174 All other inverters of the cluster must be configured so as to leave these tasks to the master, and to be led by the master (-> slaves). The master is also the device at which the cluster's configuration, operation, and data recording occurs in a centralized manner.
  • Page 175 Abbreviation for Powerline modem: communication between SMA inverters and the monitoring devices can be made with a cable, a radio link, or a Powerline modem. Powerline modems use a carrier frequency of approx.
  • Page 176 Glossary SMA Solar Technology AG Parallel Connection Parallel connection of batteries (all positive poles together and all negative poles together) increases the capacity of the battery bank while keeping the voltage constant. Example: two 24 V/100 Ah batteries connected in parallel still have a voltage of 24 V, but have a capacity of 100 Ah + 100 Ah = 200 Ah.
  • Page 177 State of Charge: the charge level of the batteries, see Charge level. If, for example, 25 Ah are taken from a 100-Ah battery, the charge level (SOC) is then 75 %. State of Health: describes the relationship between the present capacity and the battery's nominal value, given as a percentage.
  • Page 178 Glossary SMA Solar Technology AG VRLA Valve regulated lead acid battery: lead-acid battery with semi-solid electrolyte or closed lead acid battery. Examples of this type of battery are gel batteries and AGM batteries (Absorbent Glass Mat). SBU2200-TEN083320 Technical Description...
  • Page 179 The use of supplied software produced by SMA Solar Technology AG is subject to the following conditions: • 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.
  • Page 180 SMA Solar Technology AG www.SMA.de Sonnenallee 1 34266 Niestetal, Germany Tel.: +49 561 9522 4000 Fax: +49 561 9522 4040 E-Mail: Vertrieb@SMA.de Freecall: 0800 SUNNYBOY Freecall: 0800 78669269...

This manual is also suitable for:

Src-1As-box-s.1Sbu 2200

Table of Contents