Samsung CNF24 Installation Manual Page 69

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OfficeServ 7400 Installation Manual
© SAMSUNG Electronics Co., Ltd. 6-1
CHAPTER 6. Connecting C.O. Lines
This chapter describes how to connect C.O. lines to the OfficeServ 7400 system after
installation.
6.1 Line Conditions
Cautions for connecting C.O. lines are as follows:
y Cables with AWG #24 or AWG #26 width should be used as subscriber lines.
y When wiring cables in high-humidity areas, remove moisture before wiring.
y Cables should be handled carefully to prevent any changes or damages.
y Subscriber lines should be kept indoors if possible.
y Do not cable subscriber lines around any high-voltage power line.
Leak resistance for C.O. lines connected to the OfficeServ 7400 system is as follows:
Table 6.1 Conditions of OfficeServ 7400 Line
Line Condition Leak Resistance
Leak Resistance between Lines 20 KΩ or higher
Leak Resistance between Grounds 20 KΩ or higher
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