1-3 (E)
HDW-1800/D1800
15.9
454
45
105
112
31
31
12.7
123.8
34
263.5
415.9
457.5
48
(38.5)
87
87
70.6
36.2
465
481
174
19.5
87
364
31.5
427
533
45.5
544
577(Maximum traveling distance)
Unit : mm
(Mass of this unit : approx. 22 kg)
427(Unit width)
416(Rail-installed width)
Moreover, an air flow that is effective in cooling the unit is
essential. If the ventilation is not enough, the unit may be
damaged because of an increase of the internal tempera-
ture.
n
This unit is air-cooled by the five fans. The operation with
the upper lid is removed affects the air cooling by the fans.
Complete the work in a short time as possible when
operating the unit for inspection with the upper lid re-
moved. If it takes a long time, blow to the unit by an
electric fan to cool the unit.
1-5. Installation Space
When installing, the installation space must be secured in
consideration of the ventilation and service operation.
.
Do not block the ventilation slots at the left side and
right side panels, and vents of the fans.
.
Leave a space around the unit for ventilation.
.
Leave more than 40 centimeters of space in the rear of
the unit to secure the operation area.
When the unit is installed on the desk or the like, leave at
least four centimeters of space in the left and right sides.
Leaving 40 centimeters or more of space above the unit is
recommended for service operation.
Dimensions when Rack-Mounting
n
Remove the feet when rack mounting.
