; and (B) may use grid-scale energy storage. (2) Isolated community The term isolated community means a community that is powered by a stand-alone electric generation and distribution system without the economic and reliability benefits of connection to a regional electric grid. (3) Micro-grid system The term micro-grid system means a standalone electrical system that uses grid-scale energy storage. (4) Strategy The term strategy means the strategy developed pursuant to subsection (b)(2)(B). (b) Program (1) Establishment The Secretary shall establish a program to promote the development of— (A) hybrid micro-grid systems for isolated communities; and (B) micro-grid systems to increase the resilience of critical infrastructure. (2) Phases The program established under paragraph (1) shall be divided into the following phases: (A) Phase I, which shall consist of the development of a feasibility assessment for— (i) hybrid micro-grid systems in isolated communities