Yaskawa R1000 Series Power Regenerative Unit - Manual (Page 28)

2.2 Mechanical Installation
28 YASKAWA ELECTRIC TOEP C710656 08B YASKAWA Power Regenerative Unit - R1000 Instruction Manual
■ 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
■ Vertical Suspension of Models 2A0073, 2A0105, and 4A0105 to 4A0300
When vertical suspension of the regenerative unit is required in an enclosure panel, the orientation of the eye bolts for
these regenerative unit models can be easily changed by turning the eye bolts counterclockwise 90 degrees.
Figure 2.6
Figure 2.6 Adjusting Angle of Eye Bolts
1. Gradually take up the slack in the wires and hoist the regenerative unit after the wires are stretched tight.
2. Lower the regenerative unit when ready to install in the enclosure panel. Stop lowering the regenerative unit
when it is near the floor then begin lowering the regenerative unit again very slowly until the regenerative unit is
placed correctly.
A – No space between regenerative
unit and washer
C – Space between regenerative
unit and washer
B – Spring washer: Fully closed D – Spring washer: Open
B A C D
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