Legrand WKD Pro Series System User Manual
Walkerduct, Underfloor duct, Walkerduct pro series system
DUCT CABLE/WIRE SIZE FILL CHART
DIAMETER
AREA (In
2
)
40% FILL*
CABLE/WIRE SIZE
No. 2
No. 4
Inches
[mm]
Inches
[mm]
DUCT
DUCT
UNSHIELDED
4-PAIR, 24 AWG, CAT 5
0.220
[5.6]
0.038
[24.5]
35
91
TWISTED PAIR
4-PAIR, 24 AWG, CAT 6
0.250
[6.4]
0.049
[31.7]
27
71
TELEPHONE
2-PAIR, 24 AWG
0.140
[3.6]
0.015
[9.9]
86
226
4-PAIR, 24 AWG
0.190
[4.8]
0.028
[18.1]
47
122
25-PAIR, 24 AWG
0.410
[10.4]
0.132
[85.2]
10
26
COAXIAL
RG58/U
0.195
[4.9]
0.030
[19.4]
44
116
RG59/U
0.242
[6.1]
0.046
[29.7]
29
75
RG6/U
0.270
[6.8]
0.057
[36.8]
23
61
SHIELDED
TYPE 1
0.390
[9.9]
0.119
[76.8]
11
29
TWISTED PAIR
TYPE 2
0.465
[11.8]
0.170
[109.7]
7
20
TYPE 3
0.245
[6.2]
0.047
[30.3]
28
74
FIBER OPTIC
2-STRAND
0.180
[4.6]
0.025
[16.1]
53
139
4-STRAND
0.190
[4.8]
0.028
[18.1]
47
124
6-STRAND
0.210
[5.3]
0.035
[22.6]
38
99
FIBER ZIPCORD
0.110
[2.8]
0.010
[6.5]
133
348
THHN/THWN/
14 AWG
0.111
[2.8]
0.0097
[6.3]
137
359
THWN-2
12 AWG
0.130
[3.3]
0.0133
[8.6]
100
262
10 AWG
0.164
[4.2]
0.0211
[13.6]
63
165
8 AWG
0.216
[5.5]
0.0366
[23.6]
36
95
6 AWG
0.254
[6.5]
0.0507
[32.7]
26
68
4 AWG
0.324
[8.2]
0.0824
[53.2]
16
42
Wiremold/ Legrand electrical systems conform to and should be
properly grounded in compliance with requirements of the current
National Electrical Code or codes administered by local authorities.
All electrical products may present a possible shock or fire
hazard if improperly installed or used. Wiremold/ Legrand electrical
products may bear the mark as UL Listed and/or Classified and
should be installed in conformance with current local and/or the
National Electrical Code.
OVERVIEW OF SYSTEM:
1.
Review and become familiar with all duct components.
2.
Keep material and cartons dry.
3.
Be careful of sharp edges or burrs when handling any sheet metal parts.
4.
All interior duct surfaces that can come into contact with wires shall be smooth.
5.
On arrival, check the shipment for shortages or damage. Contact your local Wiremold/Legrand representative
if there are any issues. File freight damage claims directly with your carrier.
6.
Compare and coordinate the architectural and electrical drawings with Wiremold/Legrand installation drawings.
Contact your local Wiremold/Legrand representative immediately if any details or dimensions are incorrect.
7.
Advise all trades that underfloor duct is not to be used as a walkway or crosswalk. Install underfloor
duct system in accordance with Article 390 of the latest National Electric Code.
Walkerduct
®
Underfloor Duct
®
Walkerduct Pro Series System
I N S T A L L A T I O N I N S T R U C T I O N S
Installation Instruction No.: 1B0161R3 – Updated May 2009
IMPORTANT: Please read all instructions before beginning.
*40% cable fill is the maximum cable allowed by NEC.