DEFINITY Enterprise Communications Server Release 6
Installation and Test for Compact Modular Cabinets
555-230-128
Issue 3
May 1998
Install and Cable the Cabinets
Page 1-38Install Equipment Room Hardware
1
Install Sneak Fuse Panels
Sneak current protection is required between the incoming RJ21X or RJ2GX
network interface and the system for both trunk and off-premises circuit packs.
The model 507B sneak current fuse panel, or equivalent, is recommended for
sneak current protection. See Figure 1-20
.
Figure 1-20. Model 507B Sneak Fuse Panel
Figure Notes
1. Sneak current protector
(PEC 63210)
2. 25-pair male connector (In)
3. 25-pair female connector (Out)
4. 220029 fuses (inside panel). Use a small
screwdriver to pry top cover off
Sneak
Current
Protector
507B
sneak CJL 032096