YASKAWA GA800 Technical Reference page 38

2.3 Installation Position and Clearances
A - 50 mm (2 in) minimum
B - 30 mm (1.2 in) minimum on each side
Figure 2.3 Installation Clearances for More than One Drive (Side-by-Side)
Note:
• Align the tops of drives that have different dimensions to help when you replace cooling fans.
• Remove the top protective covers of all drives when you mount IP20/UL Type 1 drives side-by-side.
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Figure 2.4 IP20/UL Type 1 Drives Installed Side-by-Side
C - 2 mm (0.08 in) minimum between each drive
D - 120 mm (4.7 in) minimum above and below
YASKAWA SIEPC71061737D GA800 Drive Technical Reference