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Requirements for
Out-of-
Building Installations
● Installation of a telephone or other standard (tip/ring) device in another building
requires the following In-Range-Out-Of-Building (IROB) protectors to protect the
control unit and device from electrical surges:
— System phone: two Lucent Technologies IROB protectors
— Standard phone: two Lucent Technologies IROB protector plus one carbon block
protector
● Installation of a Contact Closure Adjunct controlled device outside the building
requires a Lucent Technologies 146G Surge Protector-SCL/8 to protect the control
unit from electrical surges
Wiring
● System phones: Lucent Technologies SYSTIMAX® Bulk Nonplenum (DIW) cable,
Lucent Technologies 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 (Lucent Technologies
D2R mounting cords recommended)
● Bridging adapter: Lucent Technologies 267F2
● Range: 1,000 feet (305 meters) for system phones; 3,000 feet (915 meters) for
standard devices
Safety Requirements
● U.S.: Meets UL 1459 Issue 2
— Class 2 power standards:
UL 1012 Standard for Safety – Power Supplies
UL 1310 Standard for Safety – Direct Plug-in Transformers
UL 1585 Standard for Safety – Class 2 and Class 3 Transformers
● Canada: Meets CSA C22.2, No. 0.7-M1985
● All other countries: Meets IEC950 Second Edition and EN60950 Second Edition