Recommendations for Minnesota residential electrical services to enable efficient fuel-switching
Overview
Electrical service and panel upgrades can pose a barrier to efficient fuel-switching in existing residential buildings in Minnesota, as it is often assumed that costly and sometimes logistically complex upgrades to their electrical service and/or panel are needed. This hurdle can prevent residents from taking action on their home electrification projects before they even begin.
The project team will gather existing data on electrical service and panels in single-family detached homes in Minnesota and compare their current conditions against electrification requirements to determine when and to what extent service and panel upgrades and changes may be necessary for electrification projects. Further, the project team will evaluate the potential of various technologies to serve as lower-cost alternatives to service or panel upgrades through peak power reduction or panel space consolidation, such as power-efficient appliances, smart panels, circuit-sharing devices, and compact breakers. These findings will be leveraged in a whitepaper and practical guides geared toward residents, contractors, and utility or other relevant program administrators to help stakeholders understand the best ways to prepare residential electrical infrastructure for efficient fuel-switching to electrical appliances.
Highlights
Objective
- Determine requirements for electrical services and panels supporting efficient fuel-switching in existing residential buildings in Minnesota.
- Compare existing panels and electrical services to requirements for efficient fuel-switching.
- Evaluate the potential of various technologies to serve as lower-cost alternatives to service or panel upgrades through peak power reduction or panel space consolidation, such as power-efficient appliances, smart panels, circuit-sharing devices, and compact breakers. Develop efficient fuel-switching scopes of work that avoid unnecessary upgrades and their associated costs.
Scope
- Understand the code requirements and minimum physical requirements to support efficient fuel-switching in Minnesota residences.
- Survey residents, electrical contractors, and building stock data to determine existing electrical infrastructure conditions.
- Synthesize requirements, existing market conditions, and information on electrification retrofit options in practical electrification guidance.
Non-energy benefits
- Enable efficient fuel-switching, creating a pathway to building decarbonization and improved air quality.
Funding
This project was supported in whole by a grant from the Minnesota Department of Commerce, Division of Energy Resources through the Conservation Applied Research and Development (CARD) program.