Vanguard Managed Solutions Vanguard 7300 Series - Manual (Page 101)

Vanguard 7300 Installation 3-27
Connecting Vanguard 7300 DC Power
Wiring a Vanguard
7310 and 7330
Version 2 DC
Power Supply Use the procedures in this table for connecting DC power to the input terminal
blocks on a Vanguard 7310 and 7330 Version 2:
Note
Obtain UL/CSA-approved power cables and connectors with insulated crimp-on
terminals. Power cables must be rated for at least 8A input current. Use cable
harnesses and terminal-connector assemblies that conform to applicable
electrical codes.
Step Action
1 Be sure the Power On/Off switch on both of the power modules (located
on the front panel) is in the Off position.
2 Connect the power input wires to the two terminals marked -48 and
INPUT RTN on the terminal blocks.
3 IMPORTANT: Connect the ground wires to the ground terminal
with the ground symbol at the right side of the terminal blocks.
4 Connect the power cables to the DC power sources.
5 Turn the Power On/Off switches of the two power modules on the front
panel to the On position and turn on the main power switch to apply power
to the Vanguard 7310 and 7330 Version 2 Series cards and fans.
6 Observe the power OK LED next to the power On/Off switch on each
power module. LED status shows:
• LED green, the power supply is operating properly and power is being
delivered to the cards and fans.
• LED yellow, the power supply is operating properly, but the main
power switch is off. Turn the main power switch on to power the fans
and cards.
• LED not illuminated, power supply is not receiving the correct line
voltage or is not operating properly.