Norm For Rack Mounting - Televes COFDM-PAL NICAM Manual De Instrucciones

User manual
8.- NORMS FOR RACK MOUNTING (max. 35 COFDM-PAL - 7 subracks with 5 units in height - 8.7")
8.1.- Installation of the rack with ventila-
tion facilities.
To facilitate the renewal and circulation of
the air in the rack and reduce the tempera-
ture of the units thereby improving their cha-
racteristics, it is advisable to place 2 venti-
lation units of 25W, particularly when the
rack with the COFDM-PAL
warm place, with a temperature higher than
40°C.
Front
Subracks
fig. 1
These ventilators will be placed on a tray,
that is screwed onto the top part of the
Rack, fig. 1 and 2, so that they can extract
the air from the COFDM-PAL and expel it via
the gap (approx. 3-5 cm) at the top part of
the Rack. The air will enter again through the
lower part of the device, fig 3.
is located in
fig. 2
To mount the units in the rack with
ventilation, you must mount Black plates ref.
5073 between the modules to allow the
correct ventilation of the equipment, fig. 4.
fig. 3
44
COFDM-PAL NICAM
5073
fig. 4