IEEE P2030.1.1/D4, Sept 2021

P2030.1.1/D4, Sept 2021 is a technical standard focused on a directional charger for use with electric vehicles, giving engineers and buyers a clearer reference for equipment intended to support controlled EV charging. In the transportation and power, energy, and industry applications space, this document matters because it helps define a common basis for design, evaluation, and procurement. The standard title suggests a targeted charging interface or system concept rather than a broad fleet-wide charging guide.

About P2030.1.1/D4, Sept 2021

P2030.1.1/D4, Sept 2021 addresses the technical expectations for a directional charger used with electric vehicles, making it relevant to charging equipment that directs power flow in a specific way. As an inactive standard, it is best understood as a reference document for historical review, comparison, or specialized engineering work. It can help clarify how the charging function is framed, what design intent may apply, and how related performance or interface requirements are organized around EV charging applications.

Where is P2030.1.1/D4, Sept 2021 used?

This standard is most likely used in EV charging product development, power electronics engineering, and equipment specification work where directional charging behavior needs to be defined or reviewed. It may be consulted by teams working on charging stations, onboard or offboard charger designs, vehicle integration, and utility-adjacent energy systems. Because the subject includes transportation and power applications, it is relevant where electrical charging performance, system compatibility, and controlled power transfer are part of the workflow.

Importance in practice

In practice, P2030.1.1/D4, Sept 2021 helps provide consistency when comparing directional charger designs and evaluating whether a solution aligns with the intended EV charging use case. For manufacturers, integrators, and technical reviewers, a defined standard can support better design control, clearer testing expectations, and lower risk during procurement or specification. Even when inactive, it can remain useful as a technical reference for legacy documentation, internal assessment, or understanding how charging requirements were framed at the time.

• Directional charger concept for electric vehicles
• Transportation and power systems context
• Design and testing reference document
• Inactive standard, useful for review and comparison