Inverter Placement - Mitsubishi Electric FR-E720-0.1 K Instruction Manual

1.4.3

Inverter placement

(1) Installation of the inverter
Enclosure surface mounting
Remove the front cover and wiring cover to fix the inverter to the surface.
FR-E720-0.1K to 0.75K
FR-E720S-0.1K to 0.4K
FR-E710W-0.1K to 0.4K
Front cover
NOTE
When encasing multiple inverters, install them in parallel as a
cooling measure.
Install the inverter vertically.
(2) Clearances around inverter
To ensure ease of heat dissipation and maintenance, leave at least the shown clearances around the inverter. At least the
following clearances are required under the inverter as a wiring space, and above the inverter as a heat dissipation space.
Surrounding air temperature and humidity
Inverter
5cm
Measurement
position
Temperature: -10 C to +50 C
-10 C to +40 C for totally
-enclosed structure feature
Humidity: 90% RH or less
Leave enough clearances and
take cooling measures.
(3) Inverter mounting orientation
Mount the inverter on a wall as specified. Do not mount it horizontally or any other way.
Installation of the inverter and enclosure design
Wiring cover
Measurement
position
5cm
1cm
or more*
5cm
* When using the inverters at the surrounding air
temperature of 40 C or less, the inverters can be
installed without any clearance between them (0cm
clearance).
When surrounding air temperature exceeds 40 C,
clearances between the inverters should be 1cm or
more (5cm or more for the 5.5K or more).
FR-E720-1.5K or more
FR-E740-0.4K or more
FR-E720S-0.75K or more
FR-E710W-0.75K
Front cover
Clearances (front)
10cm or more
1cm
or more*
10cm or more
Wiring cover
Clearances (side)
Inverter
1cm
or more
*
* 5cm or more for the 5.5K
or more
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