Legrand WKD Pro Series System User Manual download pdf

DUCT CABLE/WIRE SIZE FILL CHART

DIAMETER AREA (In

) 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.

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

nstallation Instruction No.: 1B0161R3 – Updated May 2009

IMPORTANT: Please read all instructions before beginning.

*40% cable fill is the maximum cable allowed by NEC.

1 2 3 4 5 6 ... 11 12

Summary of Contents

Page 1 - Walkerduct Pro Series System

DUCT CABLE/WIRE SIZE FILL CHARTDIAMETER AREA (In2) 40% FILL*CABLE/WIRE SIZE No. 2 No. 4 Inches [mm]Inches [mm] DUCT DUCTUNSHIELDED 4-PAIR, 24 AWG,

Page 2

10TILE OR CARPET HOLDER INSTALLATION INSTRUCTIONS:1. Holders are recessed to hold either carpet or tile and installed directly on top of the Junction

Page 3 - FOUR-WAY JUNCTION BOXES:

11WORK SUBSEQUENT TO UNDERFLOOR DUCT INSTALLATION BY OTHER CONTRACTORS: 1. Concrete Placement and Curing:a. Reinforced concrete design shall be in acc

Page 4 - LOCATE JUNCTION BOXES:

Wiremold/LegrandU.S. and International: 60 Woodlawn Street • West Hartford, CT 061101-800-621-0049 • FAX 860-232-2062 • Outside U.S.: 860-233-62

Page 5 - PRO SERIES DUCT

2JUNCTION BOX AND WALKERDUCT INSTALLATION LAYOUT:1. Secure bench marks at convenient locations on walls or columns wherever the underfloor duct system

Page 6

3FOUR-WAY JUNCTION BOXES:1. Arrows are located on opposing sides of each box to indicate the entrance for feeder raceways. Cables and conductorsenteri

Page 7

4Junction Box Distance Between Duct EndsCatalog Number Within Junction Box 12JS, JR, HS, or HR 7" [178mm]14JS, JR, HS, or HR 11 1/8" [283mm]

Page 8 - When using hold down straps

5CAUTION:A solid foundation of grout or concretemust be provided beneath the entirejunction box to prevent excessive coverplate deflection and damage.

Page 9 - JUNCTION BOX

6LEVELING JUNCTION BOXES PRIOR TO CONCRETE POUR:1. Manufacturer suggests that boxes be installed on sidewalks or precast concrete blocks when on grade

Page 10 - 3/32"

7INSTALLING 275SR/275SL ADAPTER:1. Position long narrow legs at 45° angle to box opening, insert end ofnarrow leg into box opening, and rotate part in

Page 11

8INSTALLING HOLD DOWN STRAPS:1. Holds down straps are used to fasten ducts to the slab in shallowconcrete slabs in lieu of adjustable duct supports. W

Page 12

9JUNCTION BOXJR/JS and HR/HS SeriesSQUARE COVER PLATE Junction Box Detail (JS/HS)ROUND COVER PLATE Junction Box Detail (JR/HR)Cover Hold-DownScrew #10

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Legrand WKD Pro Series System User Manual

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