Fronius Primo GEN24 7.7 208 Operating Instructions Manual
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Fronius Primo GEN24 7.7 208 Operating Instructions Manual

Fronius Primo GEN24 7.7 208 Operating Instructions Manual

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Operating
Instructions
Fronius Primo GEN24 208-240
7.7 / 7.7 Plus
10.0 / 10.0 Plus
EN-US
Operating instructions
42,0426,0312,EA
013-28102024

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Summary of Contents for Fronius Primo GEN24 7.7 208

  • Page 1 Operating Instructions Fronius Primo GEN24 208-240 7.7 / 7.7 Plus 10.0 / 10.0 Plus EN-US Operating instructions 42,0426,0312,EA 013-28102024...

  • Page 3: Table Of Contents

    Qualified personnel Data on noise emission values EMC measures Backup power Data backup Copyright Equipment grounding (GND) General information Fronius Primo GEN24 208 - 240 Function overview Scope of supply Fronius UP Intended use Thermal concept Fronius Solar.web Local communication...
  • Page 4 Schematic internal wiring of IOs Manual system start Requirements Notification of system shutdown Manual battery start after system shutdown Starting backup power operation after a system shutdown Backup power variant - PV Point (OP) General PV Point (OP) Explanation - PV Point (OP) Backup power variant - Essential Backup General Prerequisites for backup power mode...
  • Page 5 Event log Information License Manager Support Communication Network Modbus Cloud control Fronius Solar API Internet services Safety and grid requirements Country setup Requesting inverter codes in Solar.SOS ESS Modes (UL3141) Feed-in limit Dynamic feed-in limitation with multiple inverters I/O power management...
  • Page 6 Status codes Technical data Fronius Primo GEN24 7.7 208 - 240 / 7.7 208 - 240 Plus Technical data for Fronius Primo GEN24 10.0 208 - 240 / 10.0 208 - 240 Plus WLAN Explanation of footnotes Integrated DC disconnector...

  • Page 7: Safety Rules

    Safety rules Explanation of WARNING! safety instruc- tions Indicates a potentially dangerous situation. ▶ Death or serious injury may result if appropriate precautions are not taken. CAUTION! Indicates a potentially harmful situation. ▶ Minor injury or damage to property may result if appropriate precautions are not taken.

  • Page 8: Environmental Conditions

    All installations must comply with national and local electrical codes and stand- ards. In addition to the Operating Instructions, all applicable local regulations regard- ing accident prevention and environmental protection must also be followed. All safety and danger notices on the device: Must be kept in a legible state Must not be damaged Must not be removed...

  • Page 9: Emc Measures

    Where an automatic backup power supply is installed, a notice (https://www.fronius.com/en/search-page, item number: 42,0409,0275) must be fitted on the electrical distributor. Maintenance and installation work in the home network requires both disconnec- tion on the utility side and deactivation of the replacement power mode by open- ing the integrated DC disconnector on the inverter.

  • Page 10: Data Backup

    though the nominal output of the inverter suggests that they can. When dimen- sioning the backup power circuit, the connected load power and any starting cur- rent must also be taken into account. Devices with high starting currents are, for example: Devices with electric motors (e.g., lifting platform, circular saws, planing bench) Devices with large transmission ratio and flywheel mass...

  • Page 11: General Information

    General information...

  • Page 13: Fronius Primo Gen24

    Inverter Mounting bracket (illustration) Quick Start Guide Fronius UP With Fronius UP*, optionally available functions can be added to the inverter by the authorized specialist company (see chapter Function overview). The availability of Fronius UP is country-specific. Click here for further in- formation on availability.

  • Page 14: Thermal Concept

    System owners and installers can easily monitor and analyze the PV system using ar.web Fronius Solar.web or Fronius Solar.web Premium. With the appropriate configur- ation, the inverter transmits data such as power, yield, load, and energy balance to Fronius Solar.web. More detailed information can be found at Solar.web - Mon-...

  • Page 15: Local Communication

    Fronius recommends on- site testing to ensure that the connections meet the minimum require- ments. Local commu- The inverter can be found via the Multicast DNS (mDNS) protocol. We recom- nication mend searching for the inverter using the assigned host name.

  • Page 16: Different Operating Modes

    Primary meter records the system's load curve and provides measurement data for energy profiling in Fronius Solar.web. The primary meter also controls the dynamic feed-in control. Secondary meter records the load curve of individual loads (e.g., washing machine, lamps, TV, heat pump, etc.) in the consumption branch and...

  • Page 17: Operating Mode - Inverter With Smart Meter

    Operating mode - Inverter with Smart Meter Operating mode - Inverter with battery and sev- eral Smart Meters Operating mode – Inverter with battery, AC- coupled to an- other inverter Operating mode IMPORTANT! - Inverter with For backup power mode, a Backup Frequency Offset can be set for loads in the battery and...

  • Page 18: Operating Mode - Inverter With Battery, Additional Inverter, And Backup Power Function

    * Depending on the settings and local standards and regulations. Operating states Battery systems distinguish between different operating states. In each case, the (only for battery relevant current operating state is displayed on the user interface of the inverter systems) or in Fronius Solar.web.
  • Page 19 Operating state Description Normal operation Energy is stored or drawn, as required. Min. state of charge (SoC) The battery has reached the minimum SoC spe- reached cified by the manufacturer or the set minimum SoC. The battery cannot be discharged further. Energy saving mode The system has been put into energy-saving mode.

  • Page 20: Energy-Saving Mode

    Both the inverter and the battery automatically switch to energy sav- ing mode under certain conditions. The inverter switches to energy saving mode if the battery is flat and no PV power is available. Only the inverter's communication with the Fronius Smart Meter and Fronius Solar.web is maintained. Switch-off con-...

  • Page 21: Indication Of Energy Saving Mode

    Indication of en- During energy saving mode: ergy saving Button functions and Operating LED for the inverter lights up orange (see mode LED status indicator on page 31). The user interface of the inverter can be reached. All the available data are saved and transmitted to Solar.web. The real-time data can be seen on Solar.web.

  • Page 22: Suitable Batteries

    Fronius explicitly points out that the third-party batteries are not Fronius products. Fronius is not the manufacturer, distributor, or retailer of these batter- ies. Fronius accepts no liability and offers no service or guarantees for these bat- teries. Install third-party batteries (part of a ESS (energy storage system)) according to applicable local and national codes.
  • Page 23 Battery support optionally available. Max. 3 batteries with the same capacity can be combined. IMPORTANT! According to the manufacturer's specifications, the max. DC cable length is 20 m. More detailed information can be found in the manufacturer's documents. IMPORTANT! To ensure reliable operation with a BYD Battery-Box Premium, the following switch-on sequence for the system must always be observed.

  • Page 24: Protection Of People And Equipment

    Protection of people and equipment Rapid shutdown Two different types of rapid shutdown (RSD) can be triggered depending on the configuration and on-site installation: Via external buttons: One or more external buttons can be installed on the WSD (wired shutdown) interface of the Data communication area on page 30.

  • Page 25: Power Line Communication (Plc) Transmitter

    In case a string-level shutdown equipment at the PV array is used in combination with the inverter, this labeling has to be used acording to NEC (Section 690.12), CSA C22.1 (Section 64-218): SOLAR PV SYSTEM EQUIPPED WITH RAPID SHUTDOWN SOLAR PV SYSTEM IS EQUIPPED WITH RAPID SHUTDOWN.

  • Page 26: Additional External Ac And/Or Dc Disconnect

    To ensure compliance with all applicable regulations in your country and to en- sure optimal reception among all recipients, please follow the recommendations below: Keep the distance between the DC+ and DC- conductors as small as possible Avoid cable loops caused by cables that are too long (coil effect) Use metal cable ducts where possible Do not place DC cables from different inverters in the same cable duct or cable tray...

  • Page 27: Standby State

    IMPORTANT! Fronius will not bear any costs for production downtimes, installation costs, etc., which may arise due to a detected electric arc and its consequences. Fronius ac- cepts no liability for damage which may occur despite the integrated Arc Fault Circuit Interrupter/interruption (e.g., due to a parallel arc).

  • Page 28: Operating Controls And Connections

    Operating controls and connections Connection area 2 x 5-pin DC push-in terminal Push-in WSD (wired shutdown) terminal Push-in terminals in the data communication area (Modbus, digital inputs and outputs) 3-pin push-in terminal for PV Point (OP) 4-pin AC push-in terminal 6-pin ground electrode terminal...

  • Page 29: Connection Area Divider

    Connection area divider AC conduit connection (Ø ½ - 1 inch / 13 - 25 mm) (Ø ½ - 1¼ inch / 13 - 32 Ground spike conduit connection (Ø ⅝ inch / 16 mm) (10) DatCom conduit connection (Ø ½ - ¾ inch / 13 - 19 mm) (11) Data communication area conduit connection (Ø...

  • Page 30: Dc Disconnector

    DC disconnector The DC disconnector has three switch settings: Locked/off (turned to the left) IMPORTANT! In switch settings (1) and (3), the in- verter can be secured to prevent it from being switched on/off using a standard padlock. The national guidelines must be complied with in this respect.

  • Page 31: Button Functions And Led Status Indicator

    LED status shown via the operating status indicator LED. In the event of faults, carry out the individual steps in the Fronius Solar.start app. The optical sensor is actuated WLAN access point by touching with a finger. 3-6 sec.
  • Page 32 Sensor functions = WLAN Access Point (AP) is opened. Flashing blue = WLAN Protected Setup (WPS) is activated. Flashing green 3 seconds (max. 6 seconds) = the service message is acknowledged. Flashing white (rapidly) LED status indicator The inverter is operating correctly. Lights up green The inverter is performing the grid checks required by the applicable standards for feed-in mode.

  • Page 33: Schematic Internal Wiring Of Ios

    LED status indicator The inverter is operating correctly, a network fault is in- dicated. Lights up red The network connection is active. Lights up blue The inverter is performing an update. Flashing blue There is a service message. Lights up white Schematic in- The V+/GND pin provides the possibility of feeding in a voltage in the range of ternal wiring of...

  • Page 34: Manual System Start

    Notification of Status codes about the inactive state of the battery are displayed on the user in- system shut- terface of the inverter. A notification via e-mail can be activated in Fronius Sol- down ar.web. Manual battery As soon as energy is available again, the inverter starts operation automatically;...

  • Page 35: Backup Power Variant - Pv Point (Op)

    Backup power variant - PV Point (OP)

  • Page 37: General

    General PV Point (OP) WARNING! Limited rapid shutdown function in backup power mode (PV Point and Es- sential Backup) If PV Point or Essential Backup is con- figured, rapid shutdown cannot be triggered via the loss of grid connec- tion. This can result in serious personal injury and damage to the PV system.
  • Page 38 If no energy from the PV modules is available in backup power mode, backup power mode ends automatically. Backup power mode restarts again automatic- ally once sufficient energy can once again be provided by the PV modules. In the event of excessive loads, backup power mode is stopped and the "Backup power overload"...

  • Page 39: Backup Power Variant - Essential Backup

    Backup power variant - Essential Backup...

  • Page 41: General

    The inverter is operating in backup power mode. from backup The public grid is functioning correctly again. power mode to The Fronius Smart Meter monitors the grid parameters on the public grid grid power feed and passes this information to the inverter. operation The stability of the restored public grid is determined by checking the meas- ured values of the Fronius Smart Meter.
  • Page 42 If the battery and inverter are in energy saving mode, the system is reactivated by the following: Enough energy is available from the PV modules. The public grid is functioning again. The battery is switched off and on.

  • Page 43: Installation

    Installation...

  • Page 45: General

    General Quick-fastener A quick-fastener system (3) is used to system mount the connection area cover and front cover. The system is opened and closed with a half-rotation (180°) of the captive screw (1) into the quick- fastener spring (2). The system is independent of torque. NOTE! Danger when using a drill driver.
  • Page 46 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment gener- ates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful inter- ference to radio communications.

  • Page 47: Installation Location And Position

    For more detailed information on in- 0 - 100% verter dimensions, refer to the chapter headed Fronius Primo GEN24 7.7 - 10.0 208-240 on page 147. When installing the inverter on the outer walls of cattle sheds, it is important to maintain a minimum clearance of 6.5 ft between all sides of the inverter and...
  • Page 48 The inverter is suitable for outdoor installation. Type 4X When properly installed, the inverter has a Type 4X protection class, is not susceptible to spraying water on any side and can also be operated in moist environments. In order to keep inverter heating as low as possible, do not ex- pose the inverter to direct sunlight.

  • Page 49: Installation Position Of The Inverter

    Installation posi- The inverter is suitable for vertical installation on a vertical wall tion of the in- or column. verter The inverter is suitable for installation on a sloping surface (min. slope of underside 10°). Do not install the inverter on a sloping surface with the connec- tions upwards.
  • Page 50 Do not install the inverter on the ceiling.

  • Page 51: Knockouts

    Knockouts Preparing IMPORTANT! The knockouts must be drilled out using a step drill bit only. The knockouts for maximum conduit sizes are ½ - 1 inch / 13 - 25 mm. connection IMPORTANT! Void warranty if the conduit holes are drilled improperly. Use suitable eye protection when drilling out the knockouts.

  • Page 52: Installing The Mounting Bracket And Attaching The Inverter

    Installing the mounting bracket and attaching the inverter Selecting the Use the corresponding fixing materials depending on the subsurface and observe mounting mater- the screw dimension recommendations for the mounting bracket. The installer is responsible for selecting the right type of fixing. Properties of the The mounting bracket (illustration) can mounting brack-...

  • Page 53: Attaching The Mounting Bracket To Mounting Rails

    Attaching the IMPORTANT! mounting brack- The mounting bracket must be affixed et to mounting at a minimum of four points. rails...

  • Page 54: Attaching The Inverter To The Mounting Bracket

    Attaching the in- Integrated grips, which facilitate lift- verter to the ing/clipping, are located on the side of mounting brack- the inverter. Clip the inverter into the mounting bracket from above. The connections must point downwards. The lower area of the inverter is pushed into the snap-in tabs until the inverter engages on both sides with an audible click.

  • Page 55: Requirements For Connecting The Inverter

    Requirements for connecting the inverter Different cable Fine-stran- Fine-stran- types ded with fer- ded with fer- rule and col- rule without Multi-stran- Fine-stran- Single-core collar Permitted cables "Round copper conductors can be connected to the terminals of the inverter as for the electrical described below": connection...

  • Page 56: Permissible Cables For The Data Communication Connection

    0.14-1 mm 0.14-1.5 mm ductor pos- 32 yd 0.39 inch AWG 26-16 AWG 26-16 AWG 26-18 AWG 26-16 sible LAN connections Fronius recommends at least CAT 5 STP (shielded twisted pair) cables and a maximum distance of 100 m (109 yd).

  • Page 57: Cable Diameter For Push-In Terminals

    For this reason, in accordance with national legislation, Fronius re- commends that a residual-current cir- cuit breaker with a tripping current of at least 100 mA suitable for frequency converters be used.

  • Page 58: Connecting The Inverter To The Public Grid (Ac Side)

    Connecting the inverter to the public grid (AC side) Safety WARNING! Danger from incorrect operation and work that is not carried out properly. This can result in severe personal injury and damage to property. ▶ Read the Installation Instructions and Operating Instructions before in- stalling and commissioning the equipment.

  • Page 59: Connecting The Inverter To The Public Grid (Ac Side)

    208 V Delta Corner Grounded 220 V Delta Corner Grounded 240 V Delta Corner Grounded 208 V 220 V 240 V Connecting the NOTE! inverter to the public grid (AC In grid configurations with neutral conductors, the neutral conductor must be side) connected in order to operate the inverter.
  • Page 60 Loosen the five screws of the connec- tion area cover by rotating them 180° to the left using a screwdriver (TX20). Remove the connection area cover from the device. Guide the mains cable from below through the electrical installation tube on the right side.
  • Page 61 Phase conductor Nsens Neutral conductor* Phase conductor * Valid for grid configurations with neutral conductors. Fasten the grounding cable to the ground electrode terminal using a screwdriver (TX20) and a torque of 1.475 ft lbs / 2 Nm. Insert the AC terminal into the AC slot until it engages.

  • Page 62: Connecting Solar Module Strings To The Inverter

    This can result in severe personal injury and damage to property. ▶ The commissioning, maintenance, and service work in the inverter's power stage set may only be carried out by Fronius-trained service personnel in ac- cordance with the technical specifications. ▶...

  • Page 63: Pv Generator, General

    WARNING! Danger from mains voltage and DC voltage from PV modules that are exposed to light. This can result in severe personal injury and damage to property. ▶ All connection, maintenance, and service work should only be carried out when the AC and DC sides have been disconnected from the inverter and are de-energized.

  • Page 64: Connecting Solar Module Strings To The Inverter

    Module array settings: PV 1: ON PV 2: ON PV 1 less than or equal to 41.25 A (I SC PV1 ) PV 2 less than or equal to 36 A (I SC PV2 ) Connecting solar module strings to the inverter...
  • Page 65 Guide the DC cables through the elec- trical installation tube. IMPORTANT! Guide the cables through the electrical installation tube before stripping them in order to avoid twisting/bending single wires.
  • Page 66 Select the cable cross-section in ac- cordance with the instructions in Per- mitted cables for the electrical con- nection from page 55. Strip the insulation of the single con- ductors by 0.47 inches. Lift to open the terminal's operating lever and in- sert the stripped single conductor into the slot provided in the terminal as far as it will go.
  • Page 67 Use a suitable measuring instrument to check the voltage and polarity of the DC cabling. Remove both DC ter- minals from the slots. CAUTION! Danger due to polarity reversal at the terminals. This may result in severe damage to the inverter. ▶...

  • Page 68: Connecting The Battery To The Inverter

    Connecting the battery to the inverter Safety WARNING! Danger due to incorrect operation and incorrectly performed work. This can result in serious injury and damage to property. ▶ Commissioning as well as maintenance and service work on the inverter and battery must only be carried out by service personnel trained by the respect- ive inverter or battery manufacturer and only within the scope of the re- spective technical regulations.
  • Page 69 Manually push the battery cables through the DC bushings. * The battery ground conductor must be connected to the ground electrode terminal of the inverter, IMPORTANT! Before stripping the insulation, push the cables through the DC bushings to prevent individual wires being bent or broken.
  • Page 70 Select the cable cross-section in ac- cordance with the instructions in Per- mitted cables for the electrical con- nection from page 55. Strip the insulation of the individual conductors by 12 mm. Lift to open the terminal's operating lever and insert the stripped single conductor into the slot provided, in each case as far as it will go.
  • Page 71 CAUTION! Risk due to overvoltage when using other slots on the terminal. This may result in damage to the bat- tery and/or the PV modules due to dis- charge. ▶ Only use the slots marked BAT for connecting the battery. CAUTION! Danger due to polarity reversal at the terminals.

  • Page 72: Connecting Backup Power - Pv Point (Op)

    Connecting backup power - PV Point (OP) Safety WARNING! Danger from incorrect installation, commissioning, operation or incorrect use. This can result in severe personal injury and damage to property. ▶ Single 120 / 220 / 240 volt supply. Do not connect multi-wire branch circuits! ▶...

  • Page 73: Installation

    In order to ensure the ground fault circuit interrupter operates properly, a con- nection must be established between the neutral conductor N' (OP) and equip- ment grounding (GND). Wiring proposal recommended by Fronius, see page 144. Turn off the automatic circuit breaker. Set the DC disconnector to the "Off"...
  • Page 74 Drill out the knockout with a step drill. Insert the conduit into the knockout and fasten it using the torque specified Preparing by the manufacturer. Seal the conduit as per the chapter headed knockouts for connection on page 51. Guide the mains cable through the conduit from below.

  • Page 75: Testing Backup Power Mode

    During ongoing operation (recommendation: at least once a year) For test mode, a battery charge of min. 30% is recommended. A description on how to run test mode can be found in the backup power check- list (https://www.fronius.com/en/search-page, item number: 42,0426,0365).

  • Page 76: Connecting The Data Communication Cables

    Connecting the data communication cables Modbus parti- Inputs M0 and M1 can be selected for this purpose. A maximum of 4 Modbus cipants participants can be connected to the Modbus terminal on inputs M0 and M1. IMPORTANT! Only one primary meter and one battery can be connected per inverter. Due to the high data transfer of the battery, the battery occupies 2 participants.

  • Page 77: Routing Data Communication Cables

    Routing data Drill out the knockout with a step drill. communication cables Insert the conduit into the hole and fasten it using the torque specified by the manufacturer. Seal the conduit as per the chapter headed Preparing knockouts for connection on page 51.

  • Page 78: Terminating Resistors

    "SHIELD" slot. IMPORTANT! Improperly fitted shielding can cause data communication problems. For the wiring proposal recommended by Fronius, see page 141. Terminating res- It may be possible for the system to function without terminating resistors. istors However, owing to interference, the use of terminating resistors according to the following overview is recommended for trouble-free operation.

  • Page 79: Installing The Wsd (Wired Shutdown)

    OPTION 2 M0 / M1 Manufacturer manual Manufacturer manual Modbus 0 / 1 Modbus 0 / 1 (min. CAT 5) (min. CAT 5 STP) OPTION 3 M0 / M1 Manufacturer manual Manufacturer manual Modbus 0 / 1 Modbus 0 / 1 (min.
  • Page 80 The WSD switch of the first inverter with connected trigger device in the WSD chain must be in position 1 (master). The WSD switch of all other inverters should be in position 0 (slave). Max. distance between two devices: 109 yd / 100 m max.

  • Page 81: Closing And Commissioning The Inverter

    Closing and commissioning the inverter Closing the in- NOTE! verter's connec- tion area/hous- The housing cover is fitted with a lock for safety reasons, which allows the hous- ing cover on the inverter to be pivoted only when the DC disconnector is ing cover, and commissioning switched off.

  • Page 82: Installation With The App

    Installation with The Fronius Solar.start app is required for installation. Depending on the mobile the app device used to perform the installation, the app is available on the relevant plat- form.
  • Page 83 The installation wizard opens. Follow the installation wizard and complete the installation in the individual areas. Add the system components in Fronius Solar.web and commission the PV system. The network wizard and product setup can be performed independently. A net- work connection is required for the Fronius Solar.web installation wizard.

  • Page 84: Energizing The Inverter And Switching It Back On

    De-energizing the inverter and switching it back De-energizing Turn off the automatic circuit the inverter and breaker. switching it back Turn the DC disconnector to the "Off" switch setting. To start up the inverter again, follow the steps listed above in reverse order. IMPORTANT! Wait for the capacitors of the inverter to discharge!

  • Page 85: Settings - User Interface Of The Inverter

    Settings – User interface of the in- verter...

  • Page 87: User Settings

    User settings User login Open the user interface of the inverter in the browser. In the Login menu area, log in with username and password, or, in the User > User Login menu area, log in with username and password. IMPORTANT! Depending on the authorization of the user, settings can be made in the individu- al menu areas.

  • Page 88: Device Configuration

    Primary meter To ensure smooth operation in conjunction with other energy producers and in Essential Backup backup power mode, it is important to install the Fronius Smart Meter at the feed-in point. The inverter and other producers must be connected to the public grid via the Fronius Smart Meter.

  • Page 89: Inverter

    must be mounted and configured at the feed-in point for Essential Backup backup power mode. IMPORTANT! When configuring PV Point backup power mode, the information in chapter Safety on page must be observed. Backup power nominal voltage When backup power mode is activated, the nominal voltage of the public grid must be selected.
  • Page 90 A residual current circuit breaker in individual cases and depending on local conditions. For this reason, Fronius recommends using a residual current circuit breaker suitable for fre- quency inverters with a release current of least 100 mA, taking into account na- tional provisions.
  • Page 91 Parameter Value range Description Insulation Exact Insulation monitoring takes place with the measurement highest degree of accuracy and the meas- mode ured insulation resistance is displayed on the user interface of the inverter. Fast Insulation monitoring takes place with a lesser degree of accuracy, whereby the time to take the insulation measurement is shortened and the insulation value is not...
  • Page 92 Parameter Value range Description Backup power 0 ‑ 600 s Waiting time for restarting backup power restart delay mode following a shutdown. Backup power 1 ‑ 10 The max. number of automated restart at- restart at- tempts. Once the max. number of auto- tempts mated restart attempts has been reached, service message 1177 must be manually...

  • Page 93: Energy Management

    .This means that energy can be drawn from the home network and fed into the battery via the Fronius inverter (battery support required). You can restrict how much power is consumed by the Fronius inverter by specifying the maximum AC power (AC max.). A maximum power consumption of the AC rated power of the Fronius inverter is possible.

  • Page 94: Examples - Time-Dependent Battery Control

    The following values can be selected for the rules of the time-dependent battery control: "Max. charging power" The battery is charged to the maximum level with the value set in the "Power" input field. If no feed-in to the public grid and/or direct consumption in the house is possible, the set "Max.
  • Page 95 Battery system without photovoltaics, including second generator in the house 2000 W 1500 W TARGET: 0 W 1500 W 500 W Power into the battery 1500 W Power consumption (AC) of the inverter 1500 W Second generator in home network 2000 W Set target value at feed-in point Infeed into the public grid...

  • Page 96: Permitted Battery Control Regulations

    Battery system including second generator in the house (with AC max. limitation) 1000 W 2000 W AC max: 1000 W 500 W 1000 W TARGET: 0 W 2000 W 500 W PV system to inverter 1000 W Power into the battery 2000 W Power consumption AC max.
  • Page 97 Specify charging range It is possible to define a charging range using a min. and max. charging limit. In this case, it is not possible to discharge the battery. Limit Min. charging Max. charging Limit discharge power power 500 W power 3800 W charging power Min.

  • Page 98: Pv Power Reduction

    Situations may arise, however, in which PV power cannot be used in full due to the time-dependent battery control. Example Fronius inverter (max. output power) 6000 W Defined discharge of the battery 6000 W PV power...
  • Page 99 "Load" Control is "Off" (deactivated). "Power generated". Control is effected by the Control is effected by "Excess power" (with feed-in limits). This option can only be selected if a meter has been connected. Control is effected using the actual power of feeding in with respect to the grid. "Thresholds"...

  • Page 100: System

    Click Save. ü System name, time zone, and time zone location are saved. Update All available updates are provided on the product page and in the "Fronius Down- load Search" area at www.fronius.com Update Drag the firmware file into the Drag &...

  • Page 101: License Manager

    If the inverter, power stage set, or data communication area is replaced, the li- cense file must also be replaced. Licensing - online (recommended) This requires an Internet connection and a completed Fronius Solar.web config- uration. Closing the invert- Finish all installation work (refer to the chapter headed er's connection area/housing cover, and commissioning on page 81).
  • Page 102 Remote access is activated for Fronius Support. IMPORTANT! The remote access exclusively enables Fronius Technical Support to access the inverter via a secure connection. In this case, diagnostics data are transmitted, which are used for troubleshooting. The remote access can be activated only...

  • Page 103: Communication

    If a firewall is used for outgoing connections, the below protocols, server ad- dresses, and ports must be allowed for successful data transfer: Tcp fronius-se-iot.azure-devices.net:8883 Tcp fronius-se-iot-telemetry.azure-devices.net:8883 Tcp fronius-se-iot-telemetry.azure-devices.net:443 Udp sera-gen24.fronius.com:1194 (213.33.117.120:1194) Tcp cure-se.fronius.com:443 Tcp firmware-download.fronius.com:443 Tcp froniusseiot.blob.core.windows.net:443 Tcp provisioning.solarweb.com:443 Upd/Tcp 0.time.fronius.com:123...

  • Page 104: Modbus

    Click on the button. The connection is established automatically. Log in to the user interface of the inverter. Check the network details and connection to Fronius Solar.web. After connecting, the status of the connection should be checked (refer to the chapter headed Internet services on page 106).
  • Page 105 float: SunSpec Inverter Model 111, 112, 113 or 211, 212, 213 or 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713 int + SF: SunSpec Inverter Model 101, 102, 103 or 201, 202, 203 or 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713 "Meter address"...

  • Page 106: Cloud Control

    Fronius Solar The Fronius Solar API is an IP-based, open JSON interface. If it is activated, IOT devices in the local network can access inverter information without authentica- tion. For security reasons, the interface is deactivated ex works and must be ac- tivated if it is required for a third-party application (e.g., EV charger, Smart Home...

  • Page 107: Safety And Grid Requirements

    The inverter access code required Solar.SOS for this menu area can be requested in the Fronius Solar.SOS portal. Requesting inverter codes in Fronius Solar.SOS: Open solar-sos.fronius.com...

  • Page 108: Ess Modes (Ul3141)

    The PV power that cannot be fed into the public grid is used to charge the bat- tery by the inverter and/or used by the Fronius Ohmpilot so that it does not go to waste. The feed-in limit only becomes active if the power of feeding in is higher than the set power reduction.
  • Page 109 Dynamic feed-in limitation with multiple inverters on page 110. Example: Feed-in limit (not taking into account the efficiency) PV system to Fronius inverter: 5000 W Consumption in home: 1000 W Maximum permitted power of feeding in of the entire 60% = 3000 W...

  • Page 110: Dynamic Feed-In Limitation With Multiple Inverters

    Fronius Primo GEN24 Fronius Primo GEN24, Fronius SnapINverter with Fronius Datamanager 2.0* * Up to four additional SnapINverters can be connected to each SnapINverter with Fronius Datamanager 2.0 Primary meter The Fronius Smart Meter acts as the only primary meter and is connected dir- ectly to the primary device.
  • Page 111 Activate the "Power limitation" function and select "Limit Entire System" "Safety and Grid Regulations" → "Export Limitation" menu area. Configure the country-specific settings. "Limit multiple inverters" Activate the function in "Safety and Grid Regu- lations" → "Export Limitation" menu area. The primary device automatically scans the network for available secondary devices.

  • Page 112: I/O Power Management

    "Maximum Permissible Export Power of Entire System". Activate the "Reduce inverter power to 0% if meter connection has been lost" function User interface of the Fronius Datamanager 2.0 secondary device "Admin" "Admin" Select the user and enter the password for the user.

  • Page 113: Connection Diagram - 4 Relays

    DNO feedback If the rule is activated, the DNO feedback output (pin 1 recommended) must be configured (e.g., for operating a signal device). The data format *.fpc is supported for Import and Export. Controlling Priorities Used to set controlling priorities for I/O power management (DRM or ripple con- trol receiver), the export limitation, and control via Modbus.
  • Page 114 Use pre-configured file for 4-relay operation: Download the file (.fpc) under 4-relay operation to the mobile device. Upload the file (.fpc) in the "I/O power management" menu field by clicking "Import" button. Click "Save". The settings for 4-relay operation are saved.

  • Page 115: I/O Power Management Settings - 4 Relays

    I/O power man- I/O Power Management agement set- V+/GND tings - 4 relays None None None None None DNO Feedback None not used None None DNO Rules IO control IO control Rule 1 IO control IO control Active Power Power Factor (cos φ) DNO Feedback Rule 2 Active Power...

  • Page 116: Connection Diagram - 3 Relays

    Connection dia- The ripple control signal receiver and the I/O terminal of the inverter can be con- gram - 3 relays nected to one another as shown in the connection diagram. For distances of over 11 yd between the inverter and the ripple control signal re- ceiver, a CAT 5 cable is recommended as a minimum and the shielding must be connected on one side at the push-in terminal of the data communication area (SHIELD).
  • Page 117 I/O power man- I/O Power Management agement set- V+/GND tings - 3 relays None None None None None DNO Feedback None not used None None DNO Rules IO control IO control Rule 1 IO control None Active Power Power Factor (cos φ) DNO Feedback Rule 2 Active Power...

  • Page 118: Connection Diagram - 2 Relays

    Connection dia- The ripple control signal receiver and the I/O terminal of the inverter can be con- gram - 2 relays nected to one another as shown in the connection diagram. For distances of over 11 yd between the inverter and the ripple control signal re- ceiver, a CAT 5 cable is recommended as a minimum and the shielding must be connected on one side at the push-in terminal of the data communication area (SHIELD).

  • Page 119: I/O Power Management Settings - 2 Relays

    I/O power man- I/O Power Management agement set- V+/GND tings - 2 relays None None None None None DNO Feedback None not used None None DNO Rules IO control IO control Rule 1 None None Active Power Power Factor (cos φ) DNO Feedback Rule 2 Active Power...

  • Page 120: Connection Diagram - 1 Relay

    Connection dia- The ripple control signal receiver and the I/O terminal of the inverter can be con- gram - 1 relay nected to one another as shown in the connection diagram. For distances of over 10 m between the inverter and the ripple control signal re- ceiver, a CAT 5 cable is recommended as a minimum and the shielding must be connected on one side at the push-in terminal of the data communication area (SHIELD).
  • Page 121 I/O power man- I/O Power Management agement set- V+/GND tings - 1 relay None None None None None DNO Feedback None not used None None DNO Rules IO control None Rule 1 None None Active Power Power Factor (cos φ) DNO Feedback Rule 2 Active Power...

  • Page 123: Appendix

    Appendix...

  • Page 125: Service, Maintenance And Disposal

    Do not use cleaning agents, scouring agents, solvents, or similar products to clean the inverter. Maintenance Maintenance and service work may only be carried out by Fronius-trained service technicians. Safety The DC disconnector is used only to switch off power to the power stage set.

  • Page 126: Disposal

    Switch off power to the inverter and wait for the specified time until the ca- pacitors have discharged and the fan has shut down. Turn the DC disconnector to the "Off" switch setting. Loosen the screws on the underside of the housing cover by rotating them 180°...
  • Page 127 Packaging materials Collect separately Observe local regulations Crush cardboard boxes...

  • Page 128: Warranty Provisions

    Warranty provisions Fronius manu- Detailed, country-specific warranty conditions are available at www.fronius.com/ facturer's war- solar/warranty. ranty To obtain the full warranty period for your newly installed Fronius product, please register at www.solarweb.com.

  • Page 129: Status Codes And Remedy

    This can result in severe personal injury and damage to property. ▶ The installation and connection of an SPD surge protection device may only be carried out by Fronius-trained service personnel in accordance with the technical specifications. ▶ Observe safety rules.

  • Page 130: Technical Data

    Technical data Fronius Primo DC input data GEN24 7.7 208 - MPP voltage range 260 - 480 V 240 / 7.7 208 - 240 Plus Max. input voltage 600 V at 1000 W/m²/14 °F in an open circuit Min. input voltage...
  • Page 131 AC output data Max. output fault cur- at 208 V 682 A / 20.1 A over 396 ms rent per duration at 220 V 676 A / 35.4 A over 120 ms (peak / rms over dura- at 240 V 698 A / 20.4 A over 339 ms tion) Nominal output frequency...
  • Page 132 Protection devices DC isolation measurement Error/shutdown at RISO < 500 kOhm DC overload performance Operating point shift, power limiter DC disconnector Integrated DC reverse polarity protection Integrated Arc Fault Circuit Interrupter AFCI type 1 integrated, according to UL1699B:2024 and F-I- AFPE-1-4-1 according to IEC63027:2023 Rapid shutdown...

  • Page 133: Technical Data For Fronius Primo Gen24 10.0 208 - 240 / 10.0 208 - 240 Plus

    63 Hz Power factor 0.8 - 1 ind. / cap. Switching time <17 s. Technical data DC input data for Fronius MPP voltage range 260 - 480 V Primo GEN24 10.0 208 - 240 / Max. input voltage 600 V 10.0 208 - 240...
  • Page 134 DC input data Nominal input voltage at 208 V 365 V at 220 V 365 V at 240 V 385 V Nominal input current at 208 V 26.8 A at 220 V 28.4 A at 240 V 26.8 A Max. input current PV 1 22 A PV 2...
  • Page 135 General data Maximum efficiency at 208 V 97.2 % at 220 V 97.2 % at 240 V 97.5 % CEC efficiency at 208 V 96.5% at 220 V 96.5% at 240 V 97.0% Night tare loss at 208 V 8.4 W 8.4 W at 220 V 8.5 W...
  • Page 136 Protection devices Active anti-islanding method Integrated Behavior in the event of overheating Power limiter, active cooling Output data PV Point Nominal AC voltage PV Point 1~NPE 120 V Nominal output power at 120 V 1560 W PV Point Max. continuous output at 120 V 13.0 A current...

  • Page 137: Explanation Of Footnotes

    DC Input data battery DC Inputs Output data Essential Backup Nominal output power at 120 V 9450 W Essential Backup at 220 V 10000 W at 240 V 10000 W Max. continuous output at 120 V 45.5 A current at 220 V 45.5 A at 240 V 41.7 A...

  • Page 138: Integrated Dc Disconnector

    Integrated DC General data disconnector Product name Benedict LS32 E 7905 Rated insulation voltage 1000 V Rated impulse withstand voltage 8 kV Suitability for insulation Yes, DC only Utilization category and/or PV utilization according to IEC/EN 60947-3 category utilization category DC-PV2 Rated short-time withstand current (I Rated short-time withstand cur- rent (I...

  • Page 139: Circuit Diagrams

    Circuit Diagrams...

  • Page 141: Fronius Primo Gen24 And Byd Battery-Box Premium Hvm-Us

    Fronius Primo GEN24 and BYD Battery-Box Premium HVM-US Circuit diagram...

  • Page 142: Fronius Primo Gen24 With Two Byd Battery-Box Premium Hvm-Us Connected In Parallel

    Fronius Primo GEN24 with two BYD Battery-Box Premium HVM-US connected in parallel Circuit diagram...

  • Page 143: Fronius Primo Gen24 With Three Byd Battery-Box Premium Hvm-Us Connected In Parallel

    Fronius Primo GEN24 with three BYD Battery- Box Premium HVM-US connected in parallel Circuit diagram...

  • Page 144: Emergency Power Terminal-Pv Point (Op)

    Emergency power terminal—PV Point (OP) Circuit diagram...

  • Page 145: Dimensions Of The Inverter

    Dimensions of the inverter...

  • Page 147: Fronius Primo Gen24 7.7 - 10.0

    Fronius Primo GEN24 7.7 - 10.0 208-240 Fronius Primo GEN24 7.7 - 10.0 208-240...

This manual is also suitable for:

Primo gen24 10.0 208Primo gen24 7.7 208 plusPrimo gen24 10.0 208 plusPrimo gen24 7.7 220Primo gen24 10.0 220Primo gen24 7.7 220 plus ... Show all

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