var DataFaq = {"FaqItems":[{"SubCategory":29,"Question":"","Answer":""},{"SubCategory":47,"Question":"","Answer":""},{"SubCategory":34,"Question":"","Answer":""},{"SubCategory":39,"Question":"Are additional components required to install a VARTA storage system?","Answer":"
Our AC systems are complete systems that do not require additional components. Make sure that components such as circuit breakers, residual current devices, or connecting cables are available on site to connect the device. Our VARTA.wall DC system requires a compatible photovoltaic inverter and all on-site components to which it is connected. The list of compatible inverter manufacturers<\/a> can be found in our downloads in the B2B area.<\/p>"},{"SubCategory":34,"Question":"Are system errors displayed in the online portal?","Answer":" System errors are displayed as a status message in the portal and the app, provided the storage system is online.<\/p>"},{"SubCategory":45,"Question":"Are the generation system\u2019s data displayed in the online portal?","Answer":" To display the generation system\u2019s data in the online portal, a PV sensor or a SunSpec connection is required. All compatible manufacturers can be found in the compatibility list for the respective storage system.<\/p>"},{"SubCategory":51,"Question":"Are VARTA batteries environmentally friendly?","Answer":" In addition to collecting and recycling old batteries, VARTA continuously works to improve product development and manufacturing processes. This includes sustainable waste management, efficient production, reduction of greenhouse gases, high energy efficiency of products, short delivery routes, and a low carbon footprint of our company buildings.<\/p>"},{"SubCategory":28,"Question":"Are VARTA energy storage systems smart systems?","Answer":" Yes, integrating EMS (Energy Management System) and BMS (Battery Management System) makes VARTA energy storage systems smart. The charging strategy and safety are controlled by the storage system. It can also be connected to a wide range of smart home applications to further optimize self-consumption and self-sufficiency. The VARTA.wall can be used for self-consumption optimization and other smart home applications within the compatibility and functionality scope of the respective inverter. You can check compatibility in the corresponding download area<\/a>.<\/p>"},{"SubCategory":42,"Question":"Can anyone install or make changes to a VARTA energy storage system?","Answer":" To ensure the safety of our systems, installation, commissioning, maintenance, and any other work on the VARTA energy storage system may only be carried out by registered VARTA specialist partners. To become a specialist partner, training as an electrical specialist in accordance with DGUV Regulation A3 is required.<\/p>"},{"SubCategory":41,"Question":"Can I connect other generators to my VARTA storage system?","Answer":" Connecting energy sources other than photovoltaic systems is conditionally possible, depending on the technical circumstances and the applicable VARTA warranty conditions.<\/p>"},{"SubCategory":25,"Question":"Can I continue installing VARTA storage systems if my certified employee has left the company?","Answer":" Yes, the general certification requirement for VARTA energy storage systems has now been removed. After registering as a VARTA installation partner, you can install VARTA energy storage systems directly.<\/p>"},{"SubCategory":59,"Question":"Can I control other electrical devices via the VARTA storage system?","Answer":" With VARTA.iq, you have full control over your integrated devices. Define the power source, timing, duration, and amount of energy used to charge integrated devices such as heat pumps and wallboxes. The VARTA.iq.link is compatible with more than 700 devices in the Pro package and more than 300 devices in the Basic package. You can monitor the values of your VARTA battery storage system via our web interface, our online portal, or the mobile app.<\/p>"},{"SubCategory":28,"Question":"Can I use the VARTA storage system in stand-alone mode?","Answer":" VARTA AC energy storage systems are not designed for island operation. The VARTA element S5 and VARTA one models offer a limited backup power function. The VARTA.wall can provide both island and backup power capability, depending on the hybrid inverter used.<\/p>"},{"SubCategory":30,"Question":"Can two or more VARTA energy storage systems be connected together?","Answer":" The VARTA pulse neo can be cascaded with up to five additional AC storage systems (VARTA pulse, VARTA element) and used as a cascade master. Cascading the VARTA.wall or linking AC and DC storage systems is currently not possible.<\/p>"},{"SubCategory":55,"Question":"Can VARTA energy storage systems benefit from KfW subsidies?","Answer":" Yes, VARTA energy storage systems are eligible for KfW subsidies. The required blocking function can be implemented using a data logger or a SunSpec connection.<\/p>"},{"SubCategory":41,"Question":"Do I still need the inverter for my photovoltaic system?","Answer":" Our AC backup systems VARTA pulse neo and VARTA element require a photovoltaic inverter. This makes installation much easier and more flexible, as no changes need to be made to the existing system. An external inverter is essential for the VARTA.wall DC storage system, as it is a DC storage system. You can use a hybrid inverter (connecting PV system and battery storage to a single inverter) or a separate battery inverter. Only if you want to replace an existing PV inverter with a hybrid inverter as part of the installation will you no longer need the existing PV inverter.<\/p>"},{"SubCategory":28,"Question":"Do VARTA energy storage systems have true three-phase capability?","Answer":" The VARTA element and VARTA one storage models are true three\u2011phase systems. VARTA one and element backup also support three\u2011phase operation in backup mode. Only the VARTA pulse operates single\u2011phase. The VARTA.wall supports both single\u2011phase and three\u2011phase hybrid inverters. Compatible models are listed in the compatibility<\/a> overview.<\/p>"},{"SubCategory":28,"Question":"Does the Battery Management System (BMS) independently control charging and discharging?","Answer":" No, charging and discharging of the energy storage system are controlled by the specially developed VARTA Energy Management System (EMS VS-Pro). The BMS handles safety monitoring of the battery cells and manages balancing when cells are connected in series.<\/p>"},{"SubCategory":41,"Question":"Does the generation system have to be three-phase?","Answer":" No, the generation system can also be unbalanced (e.g., single-phase), as the current sensor balances the generation and consumption power.<\/p>"},{"SubCategory":28,"Question":"For which operating modes are the VARTA energy storage systems designed?","Answer":" VARTA AG energy storage systems are designed for multiple operating modes to optimize both self\u2011consumption and supply security:<\/p>\r\n The focus is on efficient use of self\u2011generated energy, complemented by functions for reliability and intelligent energy management.<\/p>"},{"SubCategory":52,"Question":"How are VARTA energy storage systems disposed of?","Answer":" The disposal of VARTA energy storage systems is carried out through a regulated take\u2011back and recycling system. In the event of disposal, operators contact their installer, who coordinates the process together with VARTA Service. After professional disassembly, the components are treated separately: electronics and housings are fed into the regular recycling stream, while the lithium\u2011ion battery modules are transferred via certified collection points of the GRS producer responsibility organization to specialized recycling facilities. There, the batteries are dismantled and valuable raw materials such as nickel, cobalt, copper, and aluminum are recovered and reused. Disposal is carried out in accordance with the legal requirements of the German Battery Act and the EU Battery Regulation and is fully organized by the manufacturer.<\/p>"},{"SubCategory":46,"Question":"How can I get local access to my storage system?","Answer":" For local access, your device must be connected to the same network. Access is possible via the IP address assigned by the router or via http:\/\/vartaXXXXXXXXX (the X represent the 9\u2011digit serial number of the storage system).<\/p>"},{"SubCategory":32,"Question":"How can I increase the storage capacity of my VARTA energy storage system afterwards?","Answer":" The VARTA element S5 can be expanded to up to 19.5\u202fkWh nominal capacity using retrofit kits. There is no retrofit option for the VARTA pulse and pulse neo, but they can be used in a cascade. The VARTA pulse neo also functions as a cascade master and can be coupled with up to five storage units in a cascade. The VARTA pulse can be used as a slave in a cascade. The VARTA.wall can be expanded, due to its modular design, to up to four battery modules with a nominal capacity of 20\u202fkWh.<\/p>"},{"SubCategory":58,"Question":"How can I register as an installer?","Answer":" At the following link<\/a>, you will find all the information needed to become a VARTA specialist partner \/ installer.<\/p>"},{"SubCategory":44,"Question":"How do I register a storage system in the portal?","Answer":" After installing a VARTA energy storage system, you must register the device in the portal. Only after successful registration can your customer complete the warranty registration and thus claim the 2\u2011 or 10\u2011year system warranty.<\/p>\r\n Registration of the VARTA energy storage system in the VARTA Storage portal is completed in just a few steps via the VARTA.energy portal:<\/p>\r\n The surplus power is detected and transmitted by the supplied current sensor. Depending on the model, this sensor is three\u2011phase and is typically installed after the household meter. The control response time is only a few milliseconds, ensuring that the grid consumption meter remains close to zero. The VARTA.wall is controlled for charging and discharging via the hybrid inverter, which requires a compatible metering unit.<\/p>"},{"SubCategory":39,"Question":"How long does it take to install VARTA energy storage systems?","Answer":" The installation effort is low and usually completed within a few hours, depending on factors such as the model, the installation location, or the distance to the sub\u2011distribution board\/meter cabinet. Thanks to plug\u2011and\u2011play technology, all systems can be installed quickly and easily. If all structural prerequisites are in place, the installation of any VARTA system takes approximately 1 hour.<\/p>"},{"SubCategory":38,"Question":"How long does it take to retrofit the VARTA element series?","Answer":" Retrofit installation is estimated to take around 30 minutes.<\/p>"},{"SubCategory":28,"Question":"How loud is the active ventilation of the VARTA AC energy storage systems?","Answer":" The noise level of the ventilation of our AC energy storage systems depends on environmental factors such as the expansion level and the room temperature and is comparable to other household appliances of this size. You can find guidance in the respective data sheet of your energy storage system in our download section<\/a>.<\/p>"},{"SubCategory":39,"Question":"How many free fuse slots are required in the distribution board?","Answer":" VARTA pulse:<\/strong> Protective fuse (single-pole) 1 slot, current sensor 4 slots (the hinged transformer does not necessarily have to be mounted on the top rail), RCD (single-phase) 2 slots if necessary.<\/p>\r\n VARTA element and VARTA one:<\/strong> Fuse (three-pole) 3 slots, current sensor 4 slots, RCD 4 slots if necessary.<\/p>\r\n VARTA.hybrid.wall:<\/strong> Protective fuse (three-pole) 3 slots, VARTA.energymeter VEM103<\/strong> 4 slots or VARTA.energymeter VEM103-CT<\/strong> 2 slots.<\/p>\r\n VARTA.iq:<\/strong> 5 slots.<\/p>"},{"SubCategory":36,"Question":"How much maintenance do VARTA energy storage systems require?","Answer":" As with any high\u2011quality and complex system, regular maintenance is required to ensure the flawless operation of our AC storage systems. In addition, our warranty coverage can only remain valid if\u2014according to our recommendation\u2014the first maintenance is carried out after two years and then every three years. Depending on the storage type, maintenance takes approximately 30 minutes. The VARTA.wall is maintenance\u2011free.<\/p>"},{"SubCategory":36,"Question":"How often does the VARTA storage system need maintenance?","Answer":" Maintenance of VARTA energy storage systems can only be performed by certified VARTA installers. The storage system must be serviced for the first time within two years after commissioning and then every three years. All information on the specified maintenance intervals can be found in the user manual of the respective storage system model in our download area<\/a>.<\/p>"},{"SubCategory":43,"Question":"I have received a storage unit \u2013 what do I need to pay attention to?","Answer":" If you have received a VARTA energy storage unit, check the packaging for any transport damage. The VARTA element backup features a shock sensor on the packaging. If the sensor display is red, this indicates transport damage. If you notice any defects upon delivery, document them on the delivery note, have them confirmed by the carrier\u2019s signature, and reject the delivery if necessary. Inform the supplier about the damage as soon as possible.<\/p>"},{"SubCategory":45,"Question":"I no longer see any generation data after replacing a component","Answer":" If the battery inverter, PV sensor, or router of the photovoltaic storage system has been replaced and no longer displays generation data (production and consumption), the SunSpec connection may not have been reestablished for the storage system, or the PV sensor may not have been activated. In this case, please contact the electrician who performed the replacement.<\/p>"},{"SubCategory":25,"Question":"Is a certification course required to install the VARTA.wall DC system?","Answer":" No, certification is generally not required. An online training course is optionally available; otherwise, registration as a VARTA installation partner is sufficient. After registering as a VARTA installation partner, you can directly install VARTA DC energy storage systems.<\/p>"},{"SubCategory":27,"Question":"Is an additional PV inverter required?","Answer":" The VARTA AC systems VARTA pulse neo and VARTA element backup include an integrated battery inverter but additionally require a PV inverter. This means that the existing wiring does not need to be modified. The DC storage system VARTA.wall requires a compatible hybrid inverter. The inverter manufacturers compatible with our storage systems can be found in the respective compatibility list<\/a> in the download section.<\/p>"},{"SubCategory":54,"Question":"Is hazardous materials handling covered in the training?","Answer":" Basic knowledge regarding transportation hazards is provided during the certification training. However, this does not constitute official hazardous goods training.<\/p>"},{"SubCategory":25,"Question":"Is my VARTA certificate still valid after changing employers?","Answer":" Yes. Simply inform us of the change and we will register you as a certified installer under your new employer.<\/p>"},{"SubCategory":28,"Question":"Is the system equipped with network and system protection (NA protection)?","Answer":" Our AC storage systems VARTA pulse neo and VARTA element backup already have integrated NA protection. The VARTA.wall DC system does not include built-in NA protection.<\/p>"},{"SubCategory":32,"Question":"Is there a time limit for retrofitting the VARTA element?","Answer":" In principle, there is no time limit for retrofitting battery modules on the VARTA element. This is because each module has its own Battery Management System (BMS). In principle, there is no time limit for retrofitting battery modules on the VARTA element. This is because each module has its own Battery Management System (BMS). If your storage system has not yet been connected to the Internet and you would like to do so now, contact your installer. If the storage unit was previously online and is now offline, check whether the unit is connected to the router, repeater, or D-LAN via LAN cable. For the Element series, the LAN cable can be connected to the port provided at the back of the storage unit. For all other VARTA models or if in doubt, consult your installer. If the storage system is connected to the LAN cable but is still offline, check if it appears among the \"connected devices\" in the router and whether the required ports are enabled (the necessary ports are listed in the user manual of the storage unit). Also, make sure DHCP is enabled for the storage system.<\/p>"},{"SubCategory":28,"Question":"To what extent can the system be modified?","Answer":" For safety reasons, the system cannot be accessed or modified directly. However, certain settings can be adjusted via the integrated energy manager on the VARTA pulse and VARTA element.<\/p>"},{"SubCategory":33,"Question":"What are the advantages of an AC system?","Answer":" Thanks to the inverter integrated into the battery, our AC systems are independent of the generation system\u2019s inverter. This makes it easy to connect the storage system to new or existing photovoltaic systems. This independence increases the system\u2019s overall safety. During consumption, the output of the storage system can be added to that of the generation system, enabling a higher total power output.<\/p>"},{"SubCategory":31,"Question":"What cooling system is used for VARTA energy storage systems?","Answer":" For AC energy storage systems (VARTA element backup, VARTA pulse neo), we deliberately chose active ventilation to maintain the most consistent temperature possible. This ensures a significantly longer battery life. The VARTA.wall features passive cooling (convection).<\/p>"},{"SubCategory":55,"Question":"What does a VARTA energy storage system cost?","Answer":" For price information, please contact your installer. As an installer, you will receive pricing details from our wholesale partners.<\/p>"},{"SubCategory":59,"Question":"What does the term capacity mean?","Answer":" The capacity of a battery is the amount of energy that can be absorbed and used by the storage system. It is further differentiated into nominal capacity and usable capacity or depth of discharge. The nominal capacity is usually stated in the product description. However, depending on the cell chemistry or manufacturer, this capacity can be utilized with varying degrees of efficiency, which is why the usable capacity should always be considered when comparing products.<\/p>"},{"SubCategory":45,"Question":"What is displayed in the online portal?","Answer":" The portal displays various parameters such as grid consumption, state of charge, and more over time. However, this requires that the energy storage system is connected to the internet.<\/p>"},{"SubCategory":59,"Question":"What is meant by a cycle?","Answer":" A full charge and subsequent discharge of the battery cell count as one cycle. Partial cycles are accumulated until a full cycle is formed.<\/p>"},{"SubCategory":46,"Question":"What is the local web interface used for?","Answer":" The current state of charge of the energy storage system and the energy flows in the home can be viewed via the local web interface. Additionally, the storage system can be configured and the external relay can be set. The local web interface is also accessible within the home network without Internet access.<\/p>"},{"SubCategory":39,"Question":"What is the maximum cable length from the current sensor to the storage unit?","Answer":" The VARTA element backup and VARTA pulse neo models are supplied with a 6-wire RJ12 cable of 20 meters in length. If necessary, a cable of up to about 100 m can be used.<\/p>"},{"SubCategory":37,"Question":"What technical requirements and installation conditions apply to the room in which the VARTA energy storage system is installed?","Answer":" You can find the specific installation requirements for our VARTA energy storage systems in the operating manual of the respective model. All operating manuals are available in our download section<\/a>.<\/p>"},{"SubCategory":40,"Question":"When do the 20 weeks before the latest possible commissioning start?","Answer":" The shipping date from VARTA Storage, stated on the delivery note, is decisive for commissioning. A period of 20 weeks is calculated from this date. After these 20 weeks, the storage system can no longer be fully commissioned.<\/p>"},{"SubCategory":39,"Question":"Where are the electrical connections of the VARTA energy storage system located?","Answer":" VARTA pulse:<\/strong> The connections are located at the bottom right (plug). As an end customer, you purchase our VARTA energy storage systems from an installer. Installers, in turn, can purchase our storage systems from selected wholesalers.<\/p>"},{"SubCategory":56,"Question":"Where can I find all relevant documents, such as the manufacturer's warranty for VARTA energy storage systems?","Answer":" All documents related to your energy storage system are available here<\/a>.<\/p>"},{"SubCategory":39,"Question":"Where can I find the installation instructions for a VARTA storage system?","Answer":" Click on the type of storage you wish to install to access a video tutorial: The installer password is provided during the optional certification training. If you do not attend the certification training, you will receive the password in the welcome email after becoming a VARTA specialist partner.<\/p>"},{"SubCategory":57,"Question":"Where can I find the operating instructions for my storage device?","Answer":" https:\/\/www.varta-ag.com\/en\/consumer\/service\/downloads-energy-storage<\/p>"},{"SubCategory":39,"Question":"Where can I install a VARTA storage unit?","Answer":" You can find the specific installation requirements for our VARTA energy storage systems in the operating manual of the respective model. All operating manuals are available in our download section<\/a>.<\/p>"},{"SubCategory":25,"Question":"Where can I register for certification?","Answer":" All information and registrations for the certification training course are available here<\/a>.<\/p>"},{"SubCategory":51,"Question":"Which certifications and guidelines are met by VARTA energy storage systems?","Answer":" Information about the certification can be found in our download section<\/a>.<\/p>"},{"SubCategory":54,"Question":"Which certifications and guidelines are met by VARTA energy storage systems?","Answer":" Information about the certification can be found in our download section<\/a>.<\/p>"},{"SubCategory":30,"Question":"Which devices can communicate with the VARTA storage system?","Answer":" The complete list of compatible devices is available on our website<\/a> under the respective storage model in the compatibility list section.<\/p>"},{"SubCategory":30,"Question":"Which inverters are compatible with VARTA.wall?","Answer":"
Learn more<\/a><\/p>"},{"SubCategory":26,"Question":"Can I monitor my VARTA storage system?","Answer":" \t
\t
However, limitations may apply to older systems: For certain models (e.g., earlier generations such as S1 and S2), retrofit kits are partially no longer available or will no longer be available in the future.
In short: Technically possible at any time \u2013 practically dependent on the availability of compatible expansion modules.
Note: The storage systems are modular and, thanks to their cascading capability, allow flexible expansion even at a later stage.<\/p>"},{"SubCategory":38,"Question":"Is there a time limit for retrofitting the VARTA element?","Answer":"
However, limitations may apply to older systems: For certain models (e.g., earlier generations such as S1 and S2), retrofit kits are partially no longer available or will no longer be available in the future.
In short: Technically possible at any time \u2013 practically dependent on the availability of compatible expansion modules.
Note: The storage systems are modular and, thanks to their cascading capability, allow flexible expansion even at a later stage.<\/p>"},{"SubCategory":45,"Question":"My storage system is offline \u2013 what can I do?","Answer":"
VARTA element:<\/strong> The connections are located at the back (plug).
VARTA one:<\/strong> The connections of the VARTA one XL are located in the base (terminal strip). The connections of the VARTA one L are found under the cabinet cover at the back (terminal strip).
VARTA.wall:<\/strong> The connections are located in the connection area on the left inside the master unit. The cable is routed from the rear.<\/p>"},{"SubCategory":55,"Question":"Where can I buy a VARTA energy storage system?","Answer":"
VARTA element backup<\/a>
VARTA pulse neo<\/a>
VARTA.wall<\/a><\/p>"},{"SubCategory":39,"Question":"Where can I find the installer password?","Answer":"