Comm Net Systems TPA 250 Fuse Panel Series, Руководство по установке и эксплуатации

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TPA 250 FUSE PANEL
SETUP AND OPERATION MANUAL
INSTALLATION - PAGE 5
4.3 Chassis Ground
CAUTION
DO NOT ENERGIZE THE PANEL bEFORE
CHASSIS GROUND IS CONNECTED.
WARNING
DO NOT USE HARDWARE WITH A LENGTH EXCEEDING
3/4 INCH FOR CHASSIS GROUND CONNECTIONS.
The chassis ground is located on both sides of the panel. Two-hole lug landing
positions are provided. See table below for termination information. A minimum of #4
AWG chassis ground cable is required.
TAbLE 2. CHASSIS GROUND TERMINATION SPECIFICATIONS
TERMINATION
TYPE
HOLE/STUD
SIZE CENTER TO CENTER
RECOMMENDED TORQUE
VALUE
Threaded Insert 1/4 in. 5/8 in. 75 in∙lbs
Step 1.
Secure the ground cable to the chassis by tightening 1/4 in. hardware (see
Figure 7) .
4.4 Input Connections
WARNING
y
INPUTS MUST bE PROTECTED bY A LISTED CIRCUIT bREAKER
OR bRANCH RATED FUSE. THE CIRCUIT bREAKER OR FUSE
MUST bE RATED AT 125% OF THE PANEL RATING.
NOTICE
y
MAKE SURE THAT ALL FEEDER CAbLES HAVE HEAT SHRINK APPLIED
PRIOR TO TERMINATION, AND THAT NO-OXIDE COMPOUND
IS APPLIED TO ALL COPPER-TO-COPPER CONNECTIONS.
y SEE APPENDIX b ON PAGE 17 FOR COMPRESSION LUG
SPECIFICATIONS, TOOLING, AND ORDERING INFORMATION.
TAbLE 3. INPUT TERMINATION SPECIFICATIONS
TERMINATION
TYPE
HOLE/STUD
SIZE CENTER TO CENTER
RECOMMENDED TORQUE
VALUE
Threaded Stud 1/4 in. 5/8 in. 75 in∙lbs
Step 1.
Secure the RTN input cables/lugs to the RTN input studs located on the rear of
the panel
(see Figure 8)
. Ensure that all hardware is tightened.
Step 2.
Secure the HOT input cables/lugs to the HOT input studs located on the rear of
the panel (see Figure 9) . Ensure that all hardware is tightened.
4.5 Safety Covers
Figure 7. Chassis Ground Landing
Figure 8. RTN Input Landing
Figure 9. HOT Input Landing