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two wire cable (2W)

A two-wire line (2Dr) is a copper twisted pair (CuDa) in which the two wires are twisted together. this line forms the most common connection from the junction box to the local exchange

. The two wires of the two-wire line are designated with the letters a and b and therefore represent the a/b interface

. Thetwo-wire line is normally assumed to be a telephone

cablecorresponding to cable quality category

1 for voice transmissions. As a rule, higher-quality two-wire lines for LAN applications are referred to as twisted pair cables or TP cables.

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Englisch: two wire cable - 2W
Updated at: 22.09.2018
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