This standard establishes requirements and test procedures for voltage ranges and characteristics associated with the input voltage of telecommunications equipment powered from dc power systems in the telecommunications environment. It includes + 12, + and – 24, – 48, + and – 130, and 140 VDC.
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Voltage Levels for DC-Powered Equipment Used in the Telecommunications Environment
The Alliance for Telecommunications Industry Solutions , 01/01/2018
Pages: 32
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