Angled Breeches

The task of creating an HVAC Component is initiated from the HVAC Window.

Select Circular in the Categories drop-down list and then Angled Breeches in the Available Type drop-down list to display the Angled Breeches window:

You are required to input the following dimensions:

• Duct Diameter ‘A’

• Duct Diameter ‘L’

• Duct diameter ‘B’

• Length

• Branch Length

• Angle

• B Offset

• Arrive Extension

• Leave Extension

• Branch Extension

• Male Collar (A)

• Male Collar (L)

• Male Collar (B)

To visualize how the dimensions equate to the actual piece of HVAC, click Picture to display a detailed drawing for Angled Breeches.

Note:
The fields will be pre-populated with default dimensions. These dimensions are governed by the details defined in the HVAC Catalog. The Arrive, Leave and Branch Extension default is auto but can be changed by you to a required dimension.

Specify a type of joint to use for the Arrive Joint, Leave Joint and Branch Joint. Refer to Create/Modify HVAC Component for a detailed description.

After selecting the type of joint to use for the Arrive Joint and Leave Joint you must enter the A Offset Direction.

In the A Offset Direction enter the direction for the A Offset relative to the Point of Origin. Valid dimension for are E (East), N (North), U (Up), -E (negative East), -N (negative North) or -U (Negative Up).

Using the Flip Arrive/Leave drop-down list, you can choose whether to flip the direction of arrive and leave of the of the piece of HVAC 180° relative to the point of origin.

In the Position list, select Connect or Unchanged:

• Click Connect (default when Create is selected) - connects the piece of HVAC to the previous one.

• Click Unchanged (default when Modify is selected) - positions the component at the co-ordinates 0.00.

  Note:
  Unchanged is usually used, when Modify is selected, it does not connect the component but positions it at 0.00, in effect in a floating position.

Click Defaults to reset all the fields back to when the Angled Breeches window was opened.

Click Fit to orientate the Angled Breeches to automatically match the outlet (p-leave) of the previous piece of HVAC to the inlet (p-arrive) of the next piece.

Click OK to create the Angled Breeches component and close the Angled Breeches Window. You will be returned to the HVAC Window.

Click Cancel to discard all the field changes and close the Angled Breeches window.