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Provides isolation between an exterior dedicated 4-wire data line and data transmitting / receiving equipment located inside the substation.
Details
Provides isolation between a telephone line and the drop side of one loop start telephone circuit (telephone, dial-up modem, or loop start PBX).
Provides high voltage isolation between an incoming 4-wire T1 carrier line and a data transmitting and receiving device located in the substation.
Provides isolation between an incoming 4-wire T1 carrier line and a data transmitting and receiving device located in the substation.
Provides isolation between an ISDN line and the NT equipment at the customer’s location (AC or DC Powered).
Provides isolation between one 4-wire RTU (HTU-R) located inside the substation and an HDSL CO Terminal Unit (HTU-C).
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