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enwitec Backup Box for SMA Sunny Island 1phase without Energy Meter, 10012549

enwitec Transfer Switch for SMA Sunny Island, single-phase, without energy meter, 10012549

The enwitec transfer switch for SMA Sunny Island is a high-quality single-phase grid changeover solution designed for safe and standards-compliant backup and emergency power operation in photovoltaic and battery storage systems. It has been specifically developed for use with SMA Sunny Island inverters and ensures reliable disconnection between the public grid and island operation.

In the event of a grid failure, the transfer switch automatically switches to backup power mode and supplies selected loads. As this version is supplied without an integrated energy meter, it is ideal for systems where energy measurement is handled externally or via other system components.

Thanks to its pre-assembled and factory-tested design, the enwitec transfer switch enables fast installation, high operational reliability and stable long-term operation. It is ideally suited for residential and small commercial PV systems requiring backup power capability.

Features:

  • Single-phase transfer switch for SMA Sunny Island systems
  • Automatic grid disconnection in case of power failure
  • Suitable for backup and island operation
  • Version without integrated energy meter
  • Pre-assembled and tested for quick commissioning

Technical Data
Product type:Transfer switch / grid changeover device
Phases:Single-phase
Compatibility:SMA Sunny Island
Energy meter:Not integrated
Application:Backup and emergency power solutions
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Average rating of 4.9 out of 5 stars

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Manufacturer "enwitec electronic GmbH"
Enwitec Electronic ist ein familiengeführtes Unternehmen, das seine Expertise in der Herstellung von Photovoltaik-Anschlusstechnik und Energiespeicherlösungen europaweit anbietet. Das Produktspektrum umfasst dabei die komplette AC- und DC- Anschlusstechnik für Photovoltaikanlagen, Energiespeicherlösungen, Zubehör für Energiespeicherlösungen wie Notstromumschaltung, Batterieabsicherung und Batterieschränke sowie Schaltschrankbau und Gehäusebearbeitung. Mit Jahrzehnten an Erfahrung und einer starken Marktpräsenz ist Enwitec ein verlässlicher Partner und Dienstleister. Der Fokus auf kontinuierliche Innovation und erstklassige Qualität prägt das breite Spektrum an Produkten und Dienstleistungen von Enwitec Electronic.
datasheet enwitec 10012549 v1.2 en datenblatt enwitec 10012549 v1.2 de

Safety Instructions:

  1. Installation by qualified personnel: The installation of a PV storage system must only be carried out by qualified professionals.
  2. Ensure ventilation: Install the storage system in a well-ventilated area to ensure heat dissipation and prevent the risk of overheating.
  3. Observe fire safety regulations: Battery storage systems should be installed at a safe distance from flammable materials.
  4. Ensure accessibility: Install the storage system in an easily accessible location to allow for safe maintenance and emergency shutdown.
  5. Mechanical safety: Ensure that the battery storage system is securely fastened and protected against tipping.
  6. Danger from high voltages: Battery storage systems can generate dangerously high voltages. Avoid contact with exposed terminals or wires.
  7. Observe polarity: Ensure that the terminals are correctly polarized to avoid short circuits and damage.
  8. Suitable cables and fuses: Use only cables, connectors, and fuses recommended by the manufacturer.
  9. Grounding: Ensure that the battery and the entire PV system are properly grounded.
  10. Avoid short circuits: Keep tools, wires, or other conductive objects away from the battery terminals.
  11. Proper use: Use the battery only for its intended purpose and under the specified conditions.
  12. Proper disposal: Batteries contain environmentally hazardous substances and must be recycled or disposed of in accordance with applicable regulations for electronic waste.
  13. Danger from residual charge: Be aware that batteries can retain dangerous residual charges even after being switched off.
  14. No modifications: Unauthorized alterations, modifications, repairs, and opening of the product are prohibited.
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