Mitsubishi Electric MR-J3-10B Instruction Manual page 187

11. OPTIONS AND AUXILIARY EQUIPMENT
The drawing below shows the MR-J3-500B. For built-in regenerative brake resistor lead terminal fixing
screw, refer to Chapter 9.
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For the MR-RB51 install the cooling fan as shown.
Vertical
installation
Built-in regenerative brake
resistor lead terminal fixing screw
Top
Fan
Bottom
Horizontal installation
Terminal block
Thermal relay
Recommended fan:
Installation surface
11 - 24
[Unit : mm]
Fan installation screw hole dimensions
2-M3 screw hole
(for fan installation)
Depth 10 or less
(Screw hole already
machined)
82.5 40
Toyo Denki's TL396A or equivalent