Chapter 2 - Mechanical Installation Mounting Mounting the ACS 300 To ensure proper cooling and safe installation, check that the mounting surface is relatively flat and that there are no openings allowing entrance to the back of the unit. The max- imum size of the mounting bolts for ACS 300 units is 1/4” (M6), except for frame size R2 it is #12 (M5). If multiple units are installed adjacent to or above each other, the following minimum distances apply: • Units side by side, clearance 1/2 inch (12 mm) • Units above each other, clearance 12 inches (300 mm) 7.5” 3.75” 6.25” 6.25” 7.5” 7.5” 9.25 8.55” R2 R1 R0 Figure 2-2 ACS 300 Dimensional drawing.
12 ACS 300 User’s Manual 7.0” 7.0” 13.8” 11.0” 9.25” 5.15” 12.