The Unison “Link-Power” cable carries the protocol used in ETC’s Unison Control Stations. Link Power allows topology free and polarity independent wiring. This allows the installer to wire control stations in any configuration: star, bus, loop or any combination. The Unison “Link-Power” cable was specifically designed to provide all conductors necessary to support Link Power.
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IEC 60332-1-2, IEC 60332-3-24 CAT. ''C''