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It offers backplane connections for power and communication signals
Configurable from processor ladder logic
Rated Frequency: 50 / 60 Hz
meaning that in the event of a system fault
UR-7DH GE Inter-Relay Communications Module Digital Bay Controller for Substations It offers backplane connections forProduct Overview The UR 7DH is a high speed Inter Relay Communications Module developed by GE Multilin for the Universal Relay (UR) series. It enables fast and reliable data exchange between protection relays, supporting advanced automation and fault isolation in power systems. This module features a single mode LASER channel operating at 1300nm wavelength, ensuring low latency communication across substations. The UR 7DH is built for rugged
