ComEd Single Phase Solar Distribution Interconnection

Overview:
When homeowners add solar panels, ComEd must upgrade certain electrical equipment to ensure safe interconnection. TWG’s field team evaluates each residence and prepares the required design updates. Selected for our strong performance, reliable turnaround, and added program capacity, TWG consistently exceeds ComEd’s 14-day requirement, delivering designs in just 10 business days and deploying field staff within 72 hours of assignment.

What TWG Delivered:
– Residential Assessments: Evaluated homes to determine necessary equipment upgrades.
– Single-Phase Design: Provided compliant, timely designs for solar interconnections.
– Rapid Response: Mobilized field teams within 72 hours.
– Fast Turnaround: Delivered designs in 10 business days.
– Scalable Capacity: Supported program demand with added resources and supplier diversity.

Results:
TWG’s speed and accuracy helped ComEd maintain a high-performing solar interconnection program during a period of rising demand. Our work led to a renewed contract for 2026 and an invitation to bid on more complex three-phase projects, expanding TWG’s role as a trusted engineering partner.