SMA Solar SBS-ABU-200-US-10

The SMA Solar Automatic Backup Unit SBS-ABU-200-US-10 offers an innovative energy management solution for residential setups. Equipped with an automatic transfer switch, this unit seamlessly transitions between grid and battery power during outages, ensuring continuous energy supply. Designed for compatibility with the SMA Sunny Boy Storage inverter, this unit enhances energy efficiency by managing excess solar production and aligning it with household demands. Its durable construction and robust performance make it ideal for various residential environments, providing peace of mind with reliable backup support.

Product Highlights

Seamless Power Transition

This unit's automatic transfer switch quickly shifts from grid to battery power during outages, minimizing service interruptions and ensuring that users enjoy continuous energy availability.

Flexible Installation Options

Designed for versatile setups, the unit can be utilized in a variety of installation types, whether for new constructions or retrofit projects, enhancing its adaptability to diverse electrical systems.

Robust Energy Management

With support for up to 5 kVA of unbalanced loads, the unit efficiently balances solar production with household consumption, optimizing power usage while minimizing energy wastage.

Outdoor-Ready Design

This backup unit is constructed with a durable enclosure suitable for outdoor use, enabling it to withstand harsh weather conditions and providing reliable performance year-round.

Complete OEM Integration

Pre-wired and designed for plug-n-play integration with Sunny Boy Storage inverters, it simplifies the installation process, reducing setup time and associated labor costs.

Understanding the Mechanism

The SMA Automatic Backup Unit operates by disconnecting the PV system and household loads from the grid upon power failure. It then establishes a battery-powered microgrid, ensuring uninterrupted power supply. The Backup Unit Controller manages this transition, maximizing system efficiency and minimizing downtime, while synchronizing load and solar power production.

Automatic Transfer Switch

This component oversees the seamless transition between grid and battery power, ensuring continual energy provision during outages and maintaining system stability.

Backup Unit Controller

The controller manages grid disconnection and reconnection, facilitating efficient load balancing and system optimization to maximize the utility of solar power.

Solar Management Feature

By efficiently adjusting PV production to match household load, this feature ensures that solar energy is used effectively, even when battery storage is full.

Technical Specifications