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frequency control

Main grid

Fingrid sets code specifications for grid energy storage

There were no previous grid code requirements for grid energy storage, and it has become necessary to specify some requirements as storage technology has developed and the number of grid energy storage facilities has increased.

Main grid

Striving for good system security

The System Operation Guideline was approved by the EU member states in a vote on May 2016, and most of the joint requirements will take effect in 2017.