Sma SB 700U User Manual

Sunny Boy SB 700UInstallation Guide Version 1.1 SB700U-11:SE3207TBE-SB07U

1-2 SMA America SB700U-11:SE3207Product OverviewThe Sunny Boy is a DC to AC grid-tied utility interactive inverter for use with photovoltaic (PV).

SB700U-11:SE3207 SMA America 1-3SafetyAnti-Islanding ProtectionIslanding is a condition that can occur if the utility grid is disconnected while th

1-4 SMA America SB700U-11:SE3207UL1741 is the standard applied by Underwriters Laboratories to the Sunny Boy to certify that it meets the requireme

SB700U-11:SE3207 SMA America 1-5Installation OverviewThis section provides a high-level overview of the installation process so you have an idea wh

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SB700U-11:SE3207 SMA America 2-1Section 2:Unpacking and InspectionAll Sunny Boy inverters are thoroughly checked before they are packed and shipped. A

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SB700U-11:SE3207 SMA America 3-1Section 3:Mounting the Sunny BoyThis section provides guidelines to help you select the best mounting location, cautio

3-2 SMA America SB700U-11:SE3207Choosing a Mounting LocationConsider the following guidelines, cautions, and warnings when choosing a mounting loca

SB700U-11:SE3207 SMA America 3-3CAUTION: Rain-tight or wet location hubs that comply with the requirements in the Standard for Fittings for Ca-ble

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3-4 SMA America SB700U-11:SE3207Dimensions and Recommended ClearancesThe outer dimensions of the Sunny Boy 700U are shown in Figure 3-2. The Sunny

SB700U-11:SE3207 SMA America 3-5Wall-Mounting BracketFigure 3-3 Dimensions of the wall-mounting bracket

3-6 SMA America SB700U-11:SE3207Mounting ProcedureThe Sunny Boy 700U is shipped with a T-shaped wall-mounting bracket that is suitable for use with

SB700U-11:SE3207 SMA America 3-7wall.Note: The diameter of the holes you drill must match the hardware you are using to mount the Sunny Boy. For ex

3-8 SMA America SB700U-11:SE320711. Verify that the Sunny Boy 700U is firmly mounted in place.

SB700U-11:SE3207 SMA America 4-1Section 4:Wiring and Connecting the Sunny BoyThis section provides step-by-step procedures and other information requi

4-2 SMA America SB700U-11:SE3207Sequence of ConnectingWARNING: Always connect the wires to the Sunny Boy in the following sequence:1. De-energize a

SB700U-11:SE3207 SMA America 4-3Sunny Boy 700U Internal ComponentsAll of the terminals and connectors for DC input, AC output, and communications a

4-4 SMA America SB700U-11:SE3207Figure 4-1 Sunny Boy 700U Internal Component LocatorThe DC input from the PV array (via the DC disconnect enclosur

1/2” DC KnockoutGFDI FuseCommunication CableGland1/2” AC Knockout SB700U-11:SE3207 SMA America 4-5Figure 4-2 Bottom View of the Sunny Boy 700U Show

SB700U-11:SE3207 SMA America iiiCopyright © 2007 SMA America, Inc. All rights reserved.No part of this document may be reproduced, stored in a retriev

4-6 SMA America SB700U-11:SE3207Wiring the AC OutputThis subsection provides complete, step-by-step procedures for wiring the AC output from the Su

SB700U-11:SE3207 SMA America 4-7The diagram in Figure 4-3 shows the potential losses in AC wires with respect to the cross-sectional area of the ca

4-8 SMA America SB700U-11:SE3207Connecting the AC WiresUse the following procedure to connect the AC wires to the Sunny Boy:WARNING:You must connec

SB700U-11:SE3207 SMA America 4-9Figure 4-4 AC Connection TerminalsDC- PE PE L NENS1ENS2S15S13S11S9S7S5200V150V2 3 57DC+LNPE PEAS2AB BS1AS2AB BS1Eq

4-10 SMA America SB700U-11:SE3207Wiring the DC InputThis subsection provides procedures for configuring the Sunny Boy’s DC input-voltage range and

SB700U-11:SE3207 SMA America 4-11Configuring the DC Input-Voltage RangeThe Sunny Boy 700U is designed for a maximum DC input voltage of 250 V DC. T

4-12 SMA America SB700U-11:SE3207Figure 4-6 Configuring the DC Input-Voltage RangeNote: The Sunny Boy 700U is shipped from the factory with the DC

SB700U-11:SE3207 SMA America 4-13Table 4-2 DC Input-Voltage Range ConfigurationDC Range DC Range-ConfigurationPlugDC Range-ConfigurationJumper125

4-14 SMA America SB700U-11:SE3207Figure 4-7 Online String-Configuration Calculator at < www.sma-america.com >

SB700U-11:SE3207 SMA America 4-15Connecting the DC WiresWARNING: You must connect the wires that carry the DC voltage from the PV array to the Sunn

iv SMA America SB700U-11:SE3207IMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONSThis manual contains important instructions for the Sunny Boy 700U

4-16 SMA America SB700U-11:SE3207Use the following procedure to connect the DC wires to the Sunny Boy:1. Verify that the main breaker in the main u

SB700U-11:SE3207 SMA America 4-17Note: The Sunny Boy has provisions for either one or two PV strings. The positive and negative terminal blocks eac

4-18 SMA America SB700U-11:SE3207Connecting Communication CablesVarious data-communication options are available for the Sunny Boy 700U. These opti

SB700U-11:SE3207 SMA America 4-193. Install a jumper in position A, the bottom set of pins on the communication jumper block, to set it for termina

4-20 SMA America SB700U-11:SE3207Replacing the CoverWhen you have finished connecting the AC-output wires, the DC-input wires, the grounding wires,

SB700U-11:SE3207 SMA America 4-21should face the LID. 5. While holding the cover in place, carefully insert the four screws with lock washers throu

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SB700U-11:SE3207 SMA America 5-1Section 5:CommissioningWARNING:Follow the steps in the commissioning pro-cedure in the order they are presented. Devia

5-2 SMA America SB700U-11:SE3207Note: If there is a ground fault in the array, the „EarthCurrentMax“ error message will be displayed and the GFDI fuse

SB700U-11:SE3207 SMA America 6-1Section 6:Displays and MessagesEach Sunny Boy inverter comes equipped with a three LED status indicator. This allows t

SB700U-11:SE3207 SMA America vCautions and WarningsWARNING:A Warning describes a hazard to person-nel. It calls attention to a procedure or practic

6-2 SMA America SB700U-11:SE3207Figure 6-1 The Sunny Boy LED Status Indicator

SB700U-11:SE3207 SMA America 6-3LED Operation IndicatorsStandby (Night)The inverter is in standby mode because the input voltage is too low for ope

6-4 SMA America SB700U-11:SE3207StoppedThe inverter has stopped operating while there is sufficient power available to calibrate its internal syste

SB700U-11:SE3207 SMA America 6-5Normal OperationThe inverter is feeding the utility grid in either “MPP” or “Constant Voltage” mode.“MPP” Mode: The

6-6 SMA America SB700U-11:SE3207LED Fault IndicatorsGround FaultThe inverter has detected a ground fault in the PV system and has disconnected from

SB700U-11:SE3207 SMA America 6-7Consistent FaultThe yellow LED remains lit.The Sunny Boy has detected a fault with the internal utility monitoring

6-8 SMA America SB700U-11:SE3207Grid FailureThe yellow LED is on for 5 seconds, out for 3 seconds and then blinks twice. The code is repeated 3 tim

SB700U-11:SE3207 SMA America 6-9High Input VoltageThe yellow LED is on for 5 seconds, remains off for 3 seconds and then blinks 4 times. The code i

6-10 SMA America SB700U-11:SE3207Inverter FaultThe yellow LED is on for 5 seconds, remains off for 3 seconds and then blinks 5 times. The code is r

SB700U-11:SE3207 SMA America 6-11Status Messages on the DisplayThe Sunny Boy 700U is optionally equipped with the „Sunny Display“ LCD in the lid.Be

vi SMA America SB700U-11:SE3207General WarningsAll electrical installations must be done in accordance with the local and National Electrical Code ANS

6-12 SMA America SB700U-11:SE3207Messages of the Sunny Display During OperationThe Sunny Display presents all relevant operating data one screen af

SB700U-11:SE3207 SMA America 6-13Messages of the Sunny Display in Case of a FailureIn case of a failure the Sunny Display switches to „Failure“ and

6-14 SMA America SB700U-11:SE3207IIndication of an overvoltage on one of the DC input connectors!PV-Overvoltage!!DISCONNECT DC !ndication of DC Ove

SB700U-11:SE3207 SMA America 6-15Sunny Display Language SelectionThe Sunny Display option has the ability to display information in any of four dif

6-16 SMA America SB700U-11:SE3207Communication OptionsSunny Boy inverters are available with different communication options depending upon your ne

SB700U-11:SE3207 SMA America 6-17Sunny SensorBoxThe Sunny SensorBox is a useful extension for the Sunny Webbox which can monitor weather conditions

6-18 SMA America SB700U-11:SE3207Measuring Channels and MessagesThe communication options support a number of measuring channels and messages from

SB700U-11:SE3207 SMA America 6-19Serial Number: Sunny Boy serial numberCO2 saved: CO2 saved in operation timeMode: operating modeError: description

6-20 SMA America SB700U-11:SE3207Sunny Boy 700U Operating ParametersCAUTION:Any unauthorized modifications of the operating parameters can• Result

SB700U-11:SE3207 SMA America 6-21Memory Function no function default param. reset Op.Data Reset errorsNo functionDefault param.: Sets all parameter

SB700U-11:SE3207 SMA America viiContentsRevision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .iiiSafety and Haza

6-22 SMA America SB700U-11:SE3207The following parameters appear in parameter list but connot be modified:Table 6-2 Name Unit Range Default Descri

SB700U-11:SE3207 SMA America 6-23Memory Function no function default param. reset Op.Data Reset errorsNo functionDefault param.: Sets all parameter

6-24 SMA America SB700U-11:SE3207The following parameters appear in parameter list but connot be modified:Table 6-4 Name Unit Range Default Descri

SB700U-11:SE3207 SMA America 6-25Memory Function no function default param. reset Op.Data Reset errorsNo functionDefault param.: Sets all parameter

6-26 SMA America SB700U-11:SE3207The following parameters appear in parameter list but connot be modified:Name Unit Range Default DescriptionPlimit

SB700U-11:SE3207 SMA America 7-1Section 7:TroubleshootingGeneralOur quality control program assures that each inverter is manufactured to exacting spe

7-2 SMA America SB700U-11:SE3207Information Regarding the PV modules:• Manufacturer and model of the module• Output power of the module• Open circuit

SB700U-11:SE3207 SMA America 7-3Error messages In case of an error, the Sunny Boy 700U generates the error code according to the operating mode and th

7-4 SMA America SB700U-11:SE3207K1-Close K1-Open K2-OpenRelay test failed. Contact SMA for assistance. ErrorMSD-Time-outBFR or SSR controller failure

SB700U-11:SE3207 SMA America 8-1Section 8:Technical SpecificationsFCC Compliance InformationSunny Boy Utility Interactive Inverter, Model SB700UThi

viii SMA AmericaSB700U-11:SE32076 Displays and MessagesLED Operation Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-

8-2 SMA America SB700U-11:SE3207Sunny Boy Wiring DiagramSunny Boy connection to 120 V AC utility grids.SUNNY BOY 700UINVERTERBREAKERSIZE1p 10 AmpTh

SB700U-11:SE3207 SMA America 8-3SpecificationsInverter Technology Sine-wave, current source, high frequency PWMAC Input Voltage 106 - 132 @ 120 V A

8-4 SMA America SB700U-11:SE3207Specifications subject to change without notice.Maximum Input ShortCircuit Current18 AMaximum Input Source Back-fee

Nominal Freq. (Hz)Trip Limit (Hz) Trip Frequencies (Hz) Trip Times (s)60> 60.5 60.45 - 60.55 max. 0.1602< (57.0 - 59.8)(default 59.3)56.95 - 59.

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www.sma-america.comSMA America, Inc.12438 Loma Rica Drive, Unit CGrass Valley, CA 95945Phone 530.273.4895Fax 530.274.7271E-mail: [email protected]

SB700U-11:SE3207 SMA America 1-1Section 1:IntroductionThis installation guide provides all the information needed to mount, wire, and commission a Sun