Single Phase On-grid Inverter

What Is a Single Phase On-Grid Inverter?

A single phase on-grid inverter converts DC electricity generated by solar panels into AC electricity for use in grid-connected homes. It synchronizes with the utility grid and can feed excess solar power back to the grid where permitted. It is ideal for residential solar systems that aim to reduce electricity bills without battery storage.

How to Choose the Right Single Phase On-Grid Inverter?

When selecting a single phase on-grid inverter, consider the following factors:

• Inverter Power: Match the inverter capacity to your household electricity needs and solar panel system size.

• MPPT Channels: Choose the appropriate number of MPPTs based on your roof layout, panel orientation, and shading conditions.

• Efficiency: Higher conversion efficiency helps maximize usable solar energy.

• Grid Compatibility: Check the local grid voltage, frequency, and applicable connection requirements.

• Protection and Monitoring: Consider IP ratings, safety features, and remote monitoring options.

VEICHI VSS series offers 3–10 kW models with 2 or 3 MPPTs to meet different residential solar requirements.

What's the Difference Between Single Phase and Three Phase On-Grid Inverters?

The main difference is the type of electrical grid they connect to and the applications they serve. Single phase on-grid inverters are commonly used in residential properties with single-phase electricity, while three phase on-grid inverters are more suitable for larger homes, commercial buildings, and other sites with three-phase power supplies. Before choosing an inverter, check your property's electrical connection, total power demand, and local grid requirements to ensure compatibility.