Mitsubishi Electric FR-A720-0.4K Instruction Manual page 472

(3) Installation of the inverter
Push the inverter heatsink portion outside the enclosure and fix the enclosure and inverter with upper and lower instal-
lation frame.
Inside the
enclosure
Inverter
CAUTION
· Having a cooling fan, the cooling section which comes out of the enclosure cannot be used in the environment of water
drops, oil, mist, dust, etc.
· Be careful not to drop screws, dust etc. into the inverter and cooling fan section.
* For the FR-A740-160K or higher, there are finger
Enclosure
Exhausted air
*
Installation
frame
Dimension of
Cooling
the outside of
wind
the enclosure
D1
Heatsink protrusion attachment
guards behind the enclosure. Therefore, the
thickness of the panel should be less than 10mm
(*1) and also do not place anything around finger
guards to avoid contact with the finger guards.
Enclosure
140
10* 1
Finger guard
Inverter Model
FR-A740-160K, 185K
FR-A740-220K to 500K
procedure
D1
185
184
Unit: mm
461
7