2.2 Mechanical Installation
YASKAWA ELECTRIC
TOEP C710656 10B YASKAWA Power Regenerative Unit - R1000 Instruction Manual
25
Me
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Figure 2.4
Figure 2.4 Space Between Regenerative Unit and Drive (Side-by-Side)
Note:
Align the tops of the regenerative unit and the drives when installing the regenerative unit and the drives of different heights in
the same enclosure panel. Leave space between the tops and bottoms of stacked regenerative unit and drives for easier cooling
fan replacement.
■
Installation Screws
Exterior and Mounting Dimensions on page 28
for the sizes of the installation screws.
◆
Precautions and Instructions for Installation
Read the following precautions and instructions before installing models 2A0073, 2A0105, and 4A0210 to 4A0300.
WARNING!
Crush Hazard. Observe the following instructions and precautions. Failure to comply could result in serious injury or death
from falling equipment.
•
Only use vertical suspension to temporarily lift the regenerative unit during installation to an enclosure
panel.
•
Do not use vertical suspension to transport the regenerative unit.
•
Use screws to securely affix the regenerative unit front cover, terminal blocks, and other regenerative
unit components prior to vertical suspension.
•
Do not subject the regenerative unit to vibration or impact greater than 1.96 m/s
2
(0.2 G) while it is
suspended by the wires.
•
Do not attempt to flip the regenerative unit over while it is suspended by the wires.
•
Do not leave the regenerative unit unattended while it is suspended by the wires.
■
Horizontal Suspension of Models 2A0073, 2A0105, and 4A0105 to 4A0300
To make a wire hanger or frame for use when lifting the regenerative unit with a crane, lay the regenerative unit in a
horizontal position and pass a wire through the holes of the four eye bolts.
NOTICE:
Damage to Equipment. When lifting the regenerative unit, confirm that the spring washer is fully closed. Failure to comply
may deform or damage the regenerative unit when lifted.
Figure 2.5
Figure 2.5 Details of Spring Washers
A – 50 mm minimum
C – 2 mm minimum
B – 30 mm minimum
D – 120 mm minimum
A – No space between regenerative
unit and washer
C – Space between regenerative
unit and washer
B – Spring washer: Fully closed
D – Spring washer: Open
A
A
A
A
B
C
Drive
Regenerative
Unit
B
Line up the tops of the drive and regenerative unit.
Side Clearance
D
D
Top/Bottom Clearance
次回用
B
A
C
D
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