6
SwitchBlade Power Supply Unit
C613-04028-01 REV B
Also plug the power cord into an outlet that can supply a voltage of 90-
264V AC.
Make sure the Standby switch is in the Run position.
Figure 3: AC power connectors.
9.
Apply DC power to the chassis (for DC models)
Read the
Safety and Statutory Information
booklet before connecting a DC
power supply. A copy of the safety booklet is included with each PSU. A
PDF version is included on the Documentation and Tools CD-ROM
shipped with every switch controller and every chassis, or can be
downloaded from www.alliedtelesyn.co.nz/support/switchblade/.
Only trained and qualified personnel should connect a DC power supply. Due
to exposed terminals, DC powered switches should only be installed in
Restricted Access Areas.
DC supply cable specifications:
•
Number of wires (cores): 3 (only 2 wires are required if the switch is
ground bonded via the separate ground terminal on the chassis’s rear
panel)
•
Minimum size: 3.3 mm
2
(12 AWG)
•
Minimum cable rating: 600V, 90 degrees Celsius
DC power supply specifications:
•
48 V DC (36-59 V DC is acceptable)
•
Either positive grounded or negative grounded
Circuit protection:
•
Use a 20 Amp circuit breaker
To connect the DC supply:
Ensure that the supply cable is not live.
a) Strip the supply cable wires to expose 8mm (0.31 in.) of bare conductor
b) If using 3 wires, on the chassis’s rear panel, connect the
ground wire to
the ground terminal for the corresponding PSU (The terminals can be
AC INPUT
100-240V
8.0-4.0A
50-60Hz
AC INPUT
100-240V
8.0-4.0A
50-60Hz
AC INPUT
100-240V
8.0-4.0A
50-60Hz
RESET
RUN
STANDBY
Switch
Blade
4000