Nortel AccessNode 2016 User Manual page 77

Figure 3-5
AN2016 system ground block diagram
100 amp
AC service
Power
pedestal
G
AC cable
conduit
4 wires: L1,
L2, N, G
2 AWG
Two 8 ft. rods
separated by 6 ft.
Objective: <25 ohm
Note 1: This ground wire must be added only when the power pedestal is more than
5 feet away from the cabinet.
Note 2: Connect a UL Listed and/or CSA Certified AC surge arrestor to the AC load center
in the following conditions: when no surge arrestor installed in the power pedestal or when
power pedestal is more than 5 feet from the cabinet.
All dielectric fiber
Bending radius > 8 in.
cables entering
and no less than 90
through here
AC compartment
100 A
AC load
center
G
N
G
N
Ground rods at least
30 in. deep and below
frost line. No less than
6 feet apart.
All OSP Cu cables
0
SPC and termination
compartment
L1
AC surge
L2
arrestor
(Note 2)
G
6 AWG bonding
AN 2016 cabinet
Bonding wire
2 AWG (insulated)
per NEC 250-71(b)
2 AWG
solid bare
tinned copper
Ground ring- 2 AWG
solid bare tinned copper
designed for <5 ohm
User Guide
Installation guidelines 3-11
from X-connect
entering here
X-connect
G
Lug terminals
approved for the
purpose
2 AWG
2 AWG
solid bare
tinned copper
2 AWG
Designed for <25 ohm
Rel 1.0 Standard May 1999
AN0104.eps