Nortel Networks Circuit Card - Manual (Page 58)

Page 58 of 906 Overview
553-3001-211 Standard 3.00 August 2005
Nortel has tested line protection devices from three manufacturers. See
Table 6. Each manufacturer offers devices for protection of digital as well as
analog telephone lines.
These devices are compatible with 66 type M1-50 split blocks or equivalent.
Consult the device manufacturer if more specific compatibility information is
required.
Line protection grounding
In conjunction with line protectors, proper system (PBX) grounding is
essential to minimize equipment damage. Nortel recommends following the
Table 6
Line protection device ordering information
Device order code
Analog
Line
Digital
Line Manufacturer
UP2S-235 UP2S-75 ITW Linx Communication
201 Scott Street
Elk Grove Village, IL 60007
(708) 952-8844 or (800) 336-5469
6AP 6DP Oneac Corporation
27944 North Bradley Road
Libertyville, IL 60048-9700
(800) 553-7166 or (800) 327-8801 x555
ESP-200 ESP-050 EDCO Inc. of Florida
1805 N.E. 19th Avenue
P.O. Box 1778
Ocala, FL 34478
(904) 732-3029 or (800) 648-4076