Insert Ladder Dialog Box

Inserts a ladder with rungs and line reference numbers as specified in drawing properties.

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 Command entry:  AELADDER

During ladder insertion, the current wire type displays at the command prompt. You can override it by typing in the hotkey “T” and selecting a new wire type from the Set/Edit Wire Type dialog box. The new wire type becomes the current wire type and the command continues with the ladder insertion.

Width

Specifies the width of the ladder.

Spacing

Specifies the spacing between each rung.

Length

Specifies both the length of the ladder and the number of rungs. You can enter the total ladder length, the number of ladder rungs, or leave both blank. You can manually pick the beginning and ending points of the ladder.

1st reference

Specifies the beginning line reference for the ladder. Index is the increment number for line reference numbering (default = 1). If you do not want every line reference number to show up then you can use the AutoCAD Erase command to get rid of the extras. Do not erase the top-most line reference number. It is the MLR block of the ladder and carries the intelligence of the ladder.

Phase

Specifies whether to create a one-phase or three-phase ladder. If you select to create a three-phase ladder, the Width and Draw Rungs options are unavailable.

Draw rungs

Specifies how to draw the rungs. No Bus just draws the line reference numbers, while No Rungs just draws the hot and neutral bus with rungs. Add rungs with the AutoCAD Electrical toolset Add Rung command or the Insert Wire tool. Select Yes to include a rung automatically at every reference location (skip = 0) or every other line reference position (skip = 1). You can specify whether to skip rungs; specifying a value of Skip = 4 means that four rungs are skipped for every one that is drawn.