Andrew ION-B Series, User Manual

Page: 103 / 181

103 MN024-010
TPRN
TPRN power supply
All the TPRN models refer to one of the following power supplies.
Universal mains
(85 to 264Vac, 50/60Hz).
This connector is mounted on the TPRN back panel, both for the
redundant version and the simple one. A ground terminal and
a couple of fuses are also included. Fuses must be replaced
in case of failure (if it happens, the failure is detected by the
Supervision System).
-48 Vdc
(-72 to -36 Vdc)
This connector is mounted on the back panel of the TPRN.
A fuse is provided underneath the –48 Vdc connector, and
must be replaced in case of failure (if it happens, the failure is
detected by the Supervision System).
Whichever power supply is chosen (85 to 264 Vac or
-72 to -36 Vdc) an additional external ground terminal
is provided on the rear of the TPRN (Fig. 4.1.5).
The external power supply (220Vac or -48Vdc) is
Fuse
Fuse
Figure 4.1.3: 85 to 264Vac inlet
Figure 4.1.4: -48Vdc inlet
Figure 4.1.5: Ground connector