Yaskawa Sigma-5 Large Capacity Users Manual: Design and Maintenance-Rotary Motors-Mechatrolink-II Communication Reference - Manual (Page 85)

3.8 Selecting and Connecting a Regenerative Resistor Unit
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3.8.4 Installation Standards
Observe the following installation standards when you use a regenerative resistor unit specified by Yaskawa.
Provide at least 70 mm on each side of the unit and at least 200 mm at both the top and bottom of the unit to
enable fan and natural convection cooling.
If you use a non-specified regenerative resistor unit, follow the specifications of the regenerative resistor unit
when you install it.
70 min. 70 min.
200 min.
200 min.
Mounting
direction
Units: mm
Up