Guidance for specialist projects

From planning to commissioning

Quickly find the right information for your task.

BKW provides specialists and partners with technical foundations for grid connection projects. These include processes and notification forms, requirements for grid and system protection, and specifications for emergency control. Submit applications, diagrams and certificates in good time and in full.

Planning & registrationTechnical information on grid connectionProcesses, technical principles, notification forms and supporting documents for the application, design, registration and commissioning of grid connections.Learn moreProtection & power qualityGrid and system protectionTechnical information on protection concepts, decoupling protection, inverter settings, Q(U) control and fault analysis.Open protection requirementsEmergency controlRequirements for affected generation plants, charging stations, heat pumps and battery storage systems, as well as their technical connection.Learn more

New technical connection conditions will apply from 1 November 2026. They distinguish between systems of 300 kW or more with remote-control connectivity and systems below 300 kW with connection via a relay on the electricity meter. The relevant date is the date of receipt of the TAG.

Frequently asked questions

Answers for professionals and partners

Briefly explained: TAG, protection requirements and emergency control.

The project-specific requirements are determined by the system type, capacity, grid level, connection concept and the requirements applicable at the time of the application.