Analog Code:FIC_02RV2.0_2-wire loop reverse battery signaling/ loop closure from customer/ reverse battery from LEC/ 600 ohms. Used for PBX-E911 trunks.*
EUT STD:TIA-968-B Part 5.1_Part 5.1 ANALOG VOICE BAND INTERFACE REQUIREMENTS
TELE I/F:BRI
Register:ACTA_SDoC_Administrative Council for Terminal Attachments