Commercial backup battery & energy storage

We work through the building circuit by circuit, sorting loads into what must ride through an outage, what would be nice to keep, and what can go dark. Motor and compressor loads get particular attention because starting characteristics drive sizing more than running current suggests. The result is a critical-load list with measured demand behind it, which is what the supplier needs to size the system sensibly — separating those loads usually means a critical-load panel and branch circuit rework, real scope that's easy to underestimate.

Tying storage into an existing building means working with what's already there — available space at the service, the condition of existing gear, and how the system will be isolated for maintenance. Installation covers inverter and battery connections, overcurrent protection, disconnects, a bypass arrangement so the building can operate with the system out of service, and grounding. Placement needs the clearance, ventilation and ambient conditions the manufacturer specifies — a mechanical room that looks empty isn't automatically a suitable location.

Startup is done to the manufacturer's requirements, verifying connections, torque and protection, and functionally testing transfer to backup and back. Runtime is a function of installed capacity and actual load, and changes as the load changes — we will not put a number of hours in writing that the equipment and your load profile don't support. Handoff includes labeling, a written record of what's protected, and a walkthrough of the isolation and bypass procedure.