How do I create a cable tray in AutoCAD?

How do I create a cable tray in AutoCAD?

For cable tray: Click in the Add Cable Trays dialog box. In the Cable Tray Layout Preferences dialog box on the Routing tab, select Automatically create riser at new Elevation. Click OK, and then enter an elevation in the Add Cable Trays dialog box. For conduit: Click (Preferences) on the Properties palette.

Is code for cable tray installation?

IEC-61537 – This international standard specifies requirements and tests for cable tray systems (such as; all metal cable trays including wire mesh cable tray and nonmetallic cable trays) for the support, accommodation of cables and possibly other electrical equipment in electrical and/or communications systems …

What is cable tray installation?

Channel cable tray is used for installations with limited numbers of tray cable when conduit is undesirable. Large power cables laid in the tray may require support blocks to maintain spacing between conductors, to prevent overheating of the wires.

How do I add a cable tray to AutoCAD MEP?

To add the desired fitting, in the Electrical workspace, click Home tab Build panel Cable Tray Fitting or Conduit Fitting . Specify the part type: For cable tray: In the Add Cable Tray Fitting dialog box on the Part tab, select a part type folder, and then select a part subtype in the folder.

How do you draw a cable tray?

Draw Cable Tray

1. Open the view where you want to place the cable tray.
2. Click Systems tab Electrical panel Cable Tray.
3. From the Type Selector, select the cable tray type, with or without fittings.
4. On the Options Bar, specify the width, height, offset, or bend radius.

What is space factor of cable tray?

Space between cables must be equal to 2.15 times one cable diameter — 3 x 2.15 x 1.07 inches = 6.90 inches. Total cable tray width required is 8.56 inches + 6.90 inches = 15.46 inches. An 18 inch wide cable tray must be used.

What is the size of cable tray?

Cable Tray, Size: 40mm & 50mm

How do I size a cable tray?

The cable tray sizing equals the width times the loading depth. Generally, cable tray sizing is correct when it appears 50% full of cable or wire , or when it contains a 50% fill of cables or wire.

How do you install a cable tray on a wall?

Following are the steps to be done for laying cables on wall mounted cable tray:

1. Install cable tray support using a pre-fabricated flange or GI channel.
2. Fix the cable tray as shown on the drawing.
3. Lay the cable keeping the distance as per calculation.
4. Tie the cable using cable tie and label the cables as required.

How do you calculate tray size?

Area of Cable Tray =Width of Cable Tray X Height of Cable Tray. Area of Cable Tray =600X100 = 60000 Sq.mm. Checking Width of Cable Tray. Width of Cable Tray as per Calculation=No of Layer of Cable X No of Cable Tray Run X Width of Cables.

What is the height of cable tray?

Thickness available 1.6mm, 2.0mm, 2.5mm, 3.0mm. Standard depths of 25, 40, 50, 75, 100mm. Standard lengths of 2.5/3.0 meters….25mm Height Steel Perforated Cable Trays.