2 Installation
E-15
Control Panels with Forced-air Cooling
For either of the following methods, install a fan near the center of and at
the top or bottom of the MP3300.
•
Forced draft method (A fan or a similar device is used to circulate the air
in the interior and the exterior of the panel.)
•
Forced circulation method (A fan or a similar device is mounted to the
airtight panel to circulate the air inside.)
1. Use the following guideline when selecting the fan:
•
80
×
80 mm min., Maximum air flow: 0.9 m
3
/min, Maxi-
mum static pressure: 26.5 Pa or higher
2. Adjust the fan installation location and the direction of air
flow as shown in the following diagram.
Note
Fan
Fan
40 mm min.
10 mm
min.
*
*
For a control panel with natural cooling and any Ba
s
e unit except for the
JEPMC-BU
33
04-E Ba
s
e Unit:
3
0 mm min.
10 mm
min.
*
40 mm min.
Approx.
40 mm
Direction
of air flow
Direction
of air flow
Approx.
40 mm
