As a part of the ABB Ability portfolio of connected digital solutions, digital switchgear is based on the integration of current and voltage sensors into medium-voltage switchgear, combined with ABB’s Relion protection and control relays, and the capability of the IEC 61850 standard for communication.
Source URL: ABB introduces ABB Ability AIS for MV – UniSec Digital
Source Website: Factory Automation – Automation.com