Vde-ar-n 4110:2017-02 -

Requires "Fault Ride Through" (FRT) capability, meaning systems must stay connected during brief voltage dips or spikes instead of immediately shutting down.

Defines limits for voltage gradients (< 5% per minute) and frequency gradients (< 0.5% per minute). VDE-AR-N 4110:2017-02

Power generating modules (PGM), storage systems, and mixed demand/generation facilities. Voltage: Medium-voltage levels. Includes requirements for central grid and system protection

Includes requirements for central grid and system protection to prevent "islanding" (uncontrolled operation of a grid segment after disconnection). 4. Certification Process Summary of the draft VDE-AR-N 4110:2017-02 📋 Core Purpose

Mandatory for systems with a maximum active power (PAmax) ≥ 135 kW. 2. Grid Connection Requirements

The is a technical application rule for the connection of customer installations to the medium-voltage grid (1 kV to 60 kV) in Germany . It was developed to implement the European Network Code "Requirements for Generators" (RfG) at a national level. 📋 Core Purpose