Mechanical & Electrical Installation
2
2.9 Change the Drive Enclosure Type
YASKAWA SIEPC71061723A YASKAWA AC Drive CR700 Technical Manual 55
◆ Attach the Protective Cover (Procedure C)
■ Install the Top Protective Cover
Insert the back hooks on the back side of the top protective cover into the replacement holes on the rear side of
the drive. Then put the front hooks into the replacement holes on the front side of the drive.
Note:
Install the top protective cover and make sure that the mark ( ) on the upper surface of the top protective cover is on the
front side of the drive.
A - Back hooks
B - Front hooks
C - Back side of top protective cover
D - Drive front side
E - Mark
F - Temporary placement holes
Figure 2.42 Install the Top Protective Cover
■ Install the Conduit Bracket
Remove the knock-out holes on the UL Type 1 base before you install it to the drive.
Refer to
Remove the Knock-Out Holes on page 51 for more information.
1. Use the included screws to install the UL Type 1 base on the drive.
Tighten the screws to a correct tightening torque:
• M5 × 14 pan head screws: 1.96 N∙m to 2.53 N∙m (17.35 lbf∙in to 22.39 lbf∙in)
• M6 × 14 pan head screws: 3.92 N∙m to 4.90 N∙m (34.70 lbf∙in to 43.37 lbf∙in)
• M4 × 10 pan head screws: 0.98 N∙m to 1.33 N∙m (8.67 lbf∙in to 11.77 lbf∙in)
A - M5 × 14 pan head screws
B - M6 × 14 pan head screws
C - M4 × 10 pan head screws
D - Base
Figure 2.43 Safety the Base
2. Use the included screws to install the UL Type 1 conduit bracket to the base.
Tighten the screws to a correct tightening torque:
• 0.98 N∙m to 1.33 N∙m (8.67 lbf∙in to 11.77 lbf∙in)
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