IEEE P1547.1/D9.6, Oct 2019

IEEE P1547.1/D9.6, Oct 2019 is a draft standard focused on conformance test procedures for equipment that interconnects distributed energy resources with electric power systems and associated interfaces. It is relevant wherever inverters, interface equipment, and related systems must be verified against defined interconnection expectations. By outlining how compliance testing is approached, IEEE P1547.1/D9.6, Oct 2019 helps support consistent evaluation of equipment behavior, interface performance, and technical readiness for grid-connected operation.

IEEE P1547.1/D9.6, Oct 2019 overview

This draft document sits within the technical area of power, energy, and related electrical systems, with a clear emphasis on testing rather than product design alone. It addresses how equipment used to connect distributed energy resources to electric power systems may be checked for conformance at the associated interfaces. The standard is useful when a project needs a defined test basis for interconnection behavior, helping engineers, manufacturers, and test labs align on what should be examined and how results are interpreted.

Typical use cases

IEEE P1547.1/D9.6, Oct 2019 is commonly used for compliance testing of grid-interactive equipment such as DER inverters, interface protection functions, and associated connection hardware. It may support laboratory verification, qualification testing, and engineering review for devices intended to operate alongside utility power systems. The document is also relevant in procurement and specification workflows where buyers or integrators need a recognized test reference for interconnection performance, functional checks, and consistency across equipment types.

Why this standard matters

For distributed energy resource projects, clear conformance test procedures reduce uncertainty during design validation and acceptance testing. IEEE P1547.1/D9.6, Oct 2019 matters because it helps make interconnection assessments more repeatable, which can improve coordination between manufacturers, utilities, and test organizations. Using a defined draft test framework can also reduce the risk of inconsistent results, support safer integration, and provide a more reliable basis for demonstrating compliance with interface and performance expectations.

• Conformance test procedures for interconnection equipment
• Distributed energy resource and grid interface focus
• Equipment verification for power system compatibility
• Draft-level technical reference for testing workflows