What is the energy storage system guide?

Through their efforts, the Energy Storage System Guide for Compliance with Safety Codes and Standards 2016 was developed. This code for residential buildings creates minimum regulations for one- and two-family dwellings of three stories or less.

What is an energy storage system?

An energy storage system is defined in the 2022 Energy Code as one or more devices assembled together to store electrical energy and supply electrical energy to selected loads at a future time. A minimum of four branch circuits and their source at a single panelboard supplied by the ESS. At least one circuit shall supply:

What is a safe energy storage system (ESS)?

Timely deployment of a safe ESS is the way to document and validate compliance with current Codes, Standards, and Regulations (CSR). A task force under the CSR working group was formed to address compliance with current CSR. Through their efforts, the Energy Storage System Guide for Compliance with Safety Codes and Standards 2016 was developed.

Do electric energy storage systems need to be tested?

It is recognized that electric energy storage equipment or systems can be a single device providing all required functions or an assembly of components, each having limited functions. Components having limited functions shall be tested for those functions in accordance with this standard.

Can energy storage systems be installed in certain areas?

Energy storage systems can pose a potential fire risk and therefore shouldn’t be installed in certain areas of the home. NFPA 855 only permits residential ESS to be installed in the following areas:

Are new single-family buildings energy storage ready?

To facilitate the future installation of battery storage systems, newly constructed single-family buildings with one or two dwelling units are required to be energy storage ready.