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UL Lab Approval

There are 46 testing items authorized, with the standard witness testing capabilities as follows:

UL 1741-2010:

Inverters, Converters, Controllers and Interconnection System Equipment for Use With Distributed Energy

Resources

Inverters, converters, controllers and on-grid connected devices for Distributed Energy Storage System

IEEE1547

IEEE Standard for Interconnecting Distributed

Resources with Electric Power Systems

Related standards for distributed power supply and electric system

VDE Lab Approval

Standard witness testing capabilities authorized as follows:

IEC62109-1:

Safety of power conversion equipment for use in photovoltaic power systems—Part 1-general

requirements

Safety standards of electric power conversion devices for PV power supply system:

TUV Lab Approval

All the testing items are done in our lab, and BYD 500kw inverter with more than 90% efficiency projects

can be done independently and issued testing report which shall be submitted to TUV for final review are

authorized by TUV, and TUV engineers are not needed to be on-site for witness.

Standards authorized as follows:

IEC 62109-1:

Safety of power conversion equipment for use in photovoltaic power systems—Part 1-general requirements

Electric safety of static converters and charging controllers for PV system

VDE 0126-1-1:

Automatic disconnection device between a generator and the public low-voltage grid

Automatic switch devices between generators and public low-voltage grid