Specifications

Requirements for
■ Installation of a telephone or other standard (tip/ring) device in another building requires the
Out-of-Building
following In-Range Out-of-Building (IROB) protectors to protect the control unit and device from
Extensions
electrical surges:
■ System phone: two AT&T IROB protectors
■ Standard device: one AT&T IROB protector plus one carbon block protector
Wiring
■ System phones: AT&T SYSTIMAX® Bulk Nonplenum (DIW) cable, AT&T SYSTIMAX Bulk
Plenum (HALAR/HALAR) cable, or at least 2-pair (4-wire) star (“home run” not “loop”)
■ Other standard telecommunications equipment (single-line phones, fax machines, answering
machines, etc.): 1-pair (2-wire) mounting cords (AT&T D2R mounting cords recommended)
■ Bridging adapter: AT&T 267F2
■ Range: 1,000 feet (305 meters) for system phones; 3,000 feet (915 meters) for standard devices
Safety
■ U.S.: Meets UL 1459 Issue 2
Requirements
■ Canada: Meets CSA C22.2, 225
■ All other countries: Meets IEC950 Second Edition and EN60950 Second Edition
Government
■ U.S.:
FCC Part 68
Approvals and
FCC registration number (U.S.): AS5 USA-61630-KF-E
Local Phone
FCC Part 15 Class A
Company
REN (outside line jack): 0.9A per line jack
Information
Jack type: RJ11C
Loop start lines
■ Canada:
IC CP01, Issue 7
IC registration number (Canada): 230 3756A
IC CS03, Issues 6 & 7
Load Number = 7
Loop start lines
Specifications A-3