Daily Current Affairs Article 22th January 2021: Power Grid Corporation has signed an agreement with Himachal Pradesh State Electricity Board Ltd. (HPSEBL) in Shimla (H.P.) to improve telecom connectivity in hilly areas.
The deal comprises the utilization of 500 Kms of OPGW Telecom network.
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This is in addition to the existing 350 Kms of OPGW laid on HPSEBL Extra High Voltage (EHV) lines already being used in the state to boost its connectivity.
Through this OPGW Network, Telecom Service providers will be able to provide uninterrupted mobile/Internet services to the people of the state.
An optical ground wire is also known as an OPGW or, in the IEEE standard, an optical fiber composite overhead ground wire.
It is a type of cable that is used in overhead power lines. Such cable combines the functions of grounding and communications.
OPGW is optical fiber composite ground wire. This cable contains a tubular structure having one or more optical fiber and surrounded by layers of aluminium and steel wires.
This layer of aluminium and steel wires serves to connect the tower to the ground. The optical fiber within the cable is used for the high speed data telemetry between the utilities or sold to some third parties for high speed fiber interconnection between the cities.
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