Vanguard Managed Solutions Vanguard 7300 Series Manual Do Utilizador
Vanguard 7300 Installation
3-25
Connecting Vanguard 7300 DC Power
Wiring a Vanguard
7330 DC Power
Supply
7330 DC Power
Supply
Use the procedures in this table for connecting DC power to the dual input terminal
blocks on a Vanguard 7330 Version 1 :
blocks on a Vanguard 7330 Version 1 :
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.
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 the front panel is in the Off position.
2
Connect the primary power input wires to the two terminals marked -48
and INPUT RTN on the left of the terminal blocks.
and INPUT RTN on the left of the terminal blocks.
3
IMPORTANT: Connect the ground wire to the ground terminal with
the ground symbol at the right side of the terminal blocks.
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 switch on the front panel to the On position to
apply power to the Vanguard 7330.
apply power to the Vanguard 7330.
6
Observe the DC OK LED at the rear of the power supply, under the
terminal blocks. LED status shows:
terminal blocks. LED status shows:
• LED illuminated, the power supply is operating properly
• LED not illuminated, power supply is not operating properly