Product Overview

APPLICATION NOTE
Leviton Network Solutions 2222 - 222nd St. SE Bothell, WA 98021 Tech Support: 800.824.3005 +1.425.486.2222 Fax: 1.425.485.9170 www.leviton.com
© 2019 Leviton Manufacturing, Inc All rights reserved. Subject to change without notice.
Unshielded
Applies to the following Leviton part numbers:
49255, 5G596, 69586, 6A586, 49256, 5G597, 69587, 6A587
Unshielded panels bond to the rack or cabinet which is bonded to
SBB/PBB via TEBC
These panels use supplied star washers. The rack mount screws must be
tightened suciently for the star washers to cut through panel finish to
metal, creating patch panel bond to the rack
- Star washers are not to be used for shielded panels
Standard-Density Shielded Patch Panels
Applies to the following Leviton part numbers: 4S255-Sxx, 4S256-Sxx
These panels are provided with a grounding stud and green ground screw
The Unit Bonding Conductor (UBC) is fashioned by installer from
installer-provided materials
#12 AWG is the minimum for UBC, but #6 AWG is considered best practice
High-Density Shielded Patch Panels
Applies to the following Leviton part numbers: 4S255-D48, 4S256-D48
The included bonding/grounding stud is a long rack-mount screw
(#12-24 and #10-32 supplied)
This long screw bonds the panel in the masked upper right corner
The long #12 screw is used for 12-24 tapped rails and 12-24 cage nuts
The long #10 screw is used for 10-32 tapped rails and 10-32, M5,
and M6 cage nuts
The UBC is secured to the long screw with nuts and lock washers
Shielded e2XHD Snap-in Cassette Patching System
Applies to the following Leviton part numbers: E2X1F-S48, E2X1A-S48,
E2X1F-E48, E2X1A-E48
Bonding/grounding is accomplished via ground spring, ground plate,
and masked areas on rear of panel
The ground post is a long #12 or #10 rack-mount screw (both are included
with these panels)
The long #12 screw is used for 12-24 tapped rails and 12-24 cage nuts
The long #10 screw is used for 10-32 tapped rails and 10-32, M5, and M6 cage nuts
The UBC is secured to the long screw with nuts and lock washers
Leviton Patch Panel Grounding
Use the following instructions to properly ground Leviton patch panels. Note, depending on the panel,
the grounding instructions will vary, please review the installation instructions that accompany the
panels for the specific grounding instructions. All metalwork within the Telecommunications Room
must be bonded/grounded – including the metal faces of unshielded patch panels.
GROUND
PLATE
MASKED
AREAS
GROUND
SPRING
LONG #12 SCREW
LONG #10 SCREW

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