The company BitStream sp. Z o. O. Has completed the delivery of devices enabling the modernization of the transmission network of Tauron Dystrybucja in accordance with the guidelines of IEC 61850 Standards under the new network code regarding the state of emergency and reconstruction of power systems(NC ER). Two branches were modernized: in Tarnów and Bielsko-Biała. BItStream delivered products for a total amount of approximately PLN 2,450,000