Fronius Primo - Installation Installation instructions

1 InstallationInstructionsFronius Primo - Installation42,0426,0204,EN002-19122022 ENInstallation InstructionsContentsInstallation location and position5 Explanation of safety notices5 Safety5 Proper use6 Explanation of symbols and choice of location7 Installation position8 General comments regarding choice of location9 Attaching the Mounting Bracket11 Safety11 Selecting wall plugs and screws11 Recommended screws11 Opening the inverter11Do not warp or deform the mounting bracket12 Fitting the mounting bracket to a wall13 Attaching the mounting bracket13 Mounting the inverter on a mast14 Fitting the mounting bracket to metal supports14 Connecting the inverter to the public grid (AC side)15 Safety15 Monitoring the grid15AC terminals16 Type of AC cable16 Preparing the aluminium cables for connection16 Requirements for the neutral conductor17 Connecting the inverter to the public grid (AC)17 Routing the AC cables17 Maximum fuse rating on alternating current side18 Connecting solar module strings to the inverter20 Safety20 General comments regarding solar modules22DC terminals22 Connecting aluminium cables23 Solar module strings - checking the polarity and voltage23 Notes regarding dummy devices23Do not earth solar modules24 Inverter DC connection24 Cable routing in the DC area26 Multi MPP tracker inverters - Fronius Primo - communication28 Routing data communication cables28 Installing the Datamanager in the inverter28 Australian Conduits31 Tightly sealing the conduits31 Seal conduits31 Attaching the inverter to the mounting bracket32 Attaching the inverter to the mounting bracket32 Starting for the first time34 Starting the inverter for the first time34 Notes regarding software updates37 Notes regarding software updates37 USB Stick as a Data Logger and for Updating Inverter Software38 USB flash drive as a datalogger38 Data on the USB

2 Flash drive38 Data volume and storage capacity39 Buffer memory40 Suitable USB flash drives40 USB stick for updating the inverter software41 Removing the USB flash drive41 Notes regarding maintenance42 Maintenance423 ENCleaning42 Serial Number Sticker for Customer Use43 Serial number sticker for customer use434 Installation location and positionExplanation ofsafety noticesDANGER!Indicates immediate danger. If not avoided, death or serious injury will !Indicates a potentially hazardous situation. If not avoided, death or serious injury may !Indicates a situation where damage or injury could occur. If not avoided, minor injury and/or damage to property may !Indicates a risk of flawed results and possible damage to the !Danger due to incorrect operation and incorrectly performed can result in serious injury and damage to property. Only qualified personnel are authorised to commission your inverter and onlywithin the scope of the respective technical regulations.

3 Read the Installation and Operating instructions before installing and com-missioning the !Danger due to work that has been carried out may result in serious injury and damage to property. Surge protective devices must only ever be installed and connected by aqualified electrical Installation engineer! Follow the safety rules. Ensure that both the AC side and the DC side of the inverter are de-ener-gised before carrying out any Installation and connection preventionCAUTION!Danger due to poor or unprofessional may result in damage to inverters and other live photovoltaic system or unprofessional Installation can cause overheating of cables and terminalconnections and result in arcs. These can cause heat damage, which in turn maylead to the following when connecting AC and DC cables: Tighten all terminals to the torque specified in the operating instructions Tighten all grounding terminals (PE / GND), including free ones, to the torquespecified in the operating instructions Do not overload cables Check cables for damage and verify that they are laid correctly Take note of the safety instructions , Operating instructions and any localconnection regulations Using fastening screws, always screw the inverter firmly to the mountingbracket to the torque specified in the Operating instructions .

4 Ensure that the fastening screws are tight before starting the inverter!Observe the manufacturer's connection, Installation and operating instructionsat all times. To reduce the hazard potential to a minimum, perform all installationand connection work carefully according to the instructions and to the device Installation instructions for the tightening torques to be usedat the relevant terminal useThe inverter is designed to be connected and used exclusively in conjunction withungrounded solar modules. The solar modules must not be grounded at eitherthe positive or negative solar inverter is intended exclusively to convert direct current from solarmodules into alternating current and to feed this into the public not in accordance with the intended purpose comprises:-any use above and beyond this purpose-making any modifications to the inverter that have not been expressly ap-proved by Fronius -the Installation of components that are not distributed or expressly ap-proved by shall not be liable for any damage resulting from such warranty claims will be use also includes-carefully reading and obeying all the instructions and all the safety anddanger notices in the operating instructions -performing all stipulated inspection and maintenance work- Installation as specified in the operating instructionsWhen designing the photovoltaic system, ensure that all of its components areoperated within their permitted operating ranges at all all the measures recommended by the solar module manufacturer toensure the lasting maintenance of the properties of the solar the regulations of the power supply company regarding energy fed into ofsymbols andchoice of loca-tion The inverter is suitable for indoor Installation .

5 The inverter is suitable for outdoor of its IP 65 protection class, the inverter is resistant towater jets from any direction and can also be used in damp en-vironments. In order to minimise the heating up of the inverter, do not ex-pose it to direct insolation. Install the inverter in a protectedlocation, in the vicinity of the solar modules or beneath theeaves. Can be used at altitudes of up to 4000 mIMPORTANT! The inverter must not be installed or used at alti-tudes above 4000 m. NH3 Do not install the inverter in:-Areas where ammonia, corrosive vapours, acids or salts arepresent( fertiliser stores, ventilation openings from cattle sheds,chemical plants, tanneries, etc.) During certain operating phases the inverter may produce aslight noise. For this reason it should not be installed close toliving areas. 7EN Do not install the inverter in:-Places where there is an increased risk of damage from farmanimals (horses, cattle, sheep, pigs, etc.)

6 -Stables or adjoining areas-Storage areas for hay, straw, chaff, animal feed, fertilisers,etc. Do not install the inverter in:-Places and environments subject to a heavy build-up of dust-Places and environments in which a heavy build-up of dustcontaining conductive particles ( iron chips) is likely Do not install the inverter in:-Greenhouses-Storage or processing areas for fruit, vegetables or viticul-ture products-Areas used in the preparation of grain, green fodder or an-imal feedsInstallation posi-tionThe inverter is suitable for vertical Installation on a vertical wall inverter is suitable for a horizontal Installation inverter is suitable for Installation on a sloping surface. Do not install the inverter on a sloping surface with its connectionsockets at the not install the inverter at an angle on a vertical wall or not install the inverter horizontally on a vertical wall or not install the inverter on a vertical wall or pillar with its con-nection sockets facing not install the inverter overhanging with the connection sock-ets at the not install the inverter overhanging with the connection sock-ets at the not install the inverter on the com-ments regardingchoice of loca-tionPlease note the following criteria when choosing a location for the inverter:Only install on a solid, non-flammable surfaceMax.

7 Ambient temperatures:-40 C / +55 CRelative humidity:0-100%The airflow within the invert-er is from the left and rightto the top (cold air taken infrom the left and right, hotair dissipated out of the top).The exhaust air can reach atemperature of 70 the inverter is installed in a switch cabinet or a similar sealed area, thenforced-air ventilation must be provided to ensure adequate heat the inverter is to be installed on the outer wall of a cattle shed, maintain aminimum all-round clearance of 2 m between the inverter and all ventilationand other openings in the Installation location must not be exposed to ammonia, corrosive vapours,salts or the Mounting BracketSafetyWARNING!Danger due to residual voltage in may result in an electric shock. Wait for the capacitors to discharge. The discharge time is five !Danger due to dirt or water on the terminals and contacts of the inverter's con-nection may result in damage to the inverter. When drilling, ensure that terminals and contacts in the connection area donot become dirty or wet.

8 The mounting bracket without a power stage set does not conform to theprotection class of the inverter as a whole, and therefore must not be in-stalled without a power stage set. The mounting bracket should be protected from dirt and moisture during ! Degree of protection IP 65 is only applicable if-the inverter is placed in the mounting bracket and permanently attached us-ing screws -the cover for the data communication area is permanently attached to theinverter with of protection IP 20 applies to the mounting bracket with no inverter andthe venting wallplugs and screwsImportant! Different fixings may be required to fit the mounting bracket depend-ing on the type of underlying surface. Fixings are therefore not included in thescope of supply of the inverter. The installer is responsible for selecting the righttype of install the inverter, the manufacturer recommends the use of steel or alumini-um screws with a diameter of 6 - 8 the in-verterWARNING!

9 Danger from inadequate ground conductor can result in serious injury and damage to property. The housing screws provide a suitable ground conductor connection forgrounding the housing and must NOT be replaced by any other screws thatdo not provide a reliable ground conductor not warp ordeform themounting brack-etNote! When fitting the mounting bracket to the wall, ensure that the mountingbracket does not become warped or themounting brack-et to a wallTip: Install the inverter so that its display is ateye level123 Note! When mounting the mountingbracket on the wall, ensure that themounting bracket does not becomewarped or themounting brack-et1213EN3 Mounting the in-verter on a mastExample of a mast fixing kitWhen mounting the inverter on a mastor a vertical carrier, Fronius recom-mends the use of a standard mast fix-ing kit enables the inverter to bemounted on round or rectangularmasts with various themounting brack-et to metal sup-portsThe mounting bracket must be affixed at a minimum of four the inverter to the public grid (ACside)SafetyWARNING!

10 Incorrect operation or poorly executed work can cause serious injury or qualified staff are authorised to commission your inverter and only withinthe scope of the respective technical regulations. Read the Installation and Op-erating instructions before installing and commissioning the !An electric shock can be due to grid voltage and DC voltage from solar modules that are exposedto light. Ensure that both the AC side and the DC side of the inverter are de-ener-gised before carrying out any connection work. Only an authorised electrical engineer is permitted to connect this equip-ment to the public !An electric shock can be due to grid voltage and DC voltage from solar modules. The DC main switch is only to be used to de-energise the power stage connection area is still live when the DC main switch is switched off. Ensure that the power stage set and connection area are disconnected fromone another before carrying out any maintenance or service tasks.