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58 Engineering and configuration guidelines
Pedestal
(NT8D27AB)
-
The Pedestal supports the column of Equipment Modules, and houses the
Power Distribution Unit, the Blower Unit, and a reusable dust filter.
The Field Wiring Terminal Block is mounted in the bottom of the Pedestal.
Configuration guidelines
-
One per column in AC systems
-
The Field Wiring Terminal Block is factory wired with the following
straps:
l
LRTN
-
FGND
Power Distribution Unit (NT8D53AB)
The AC Power Distribution Unit (PDU) distributes power to the entire
column. It is located in the rear of the pedestal. It houses a main circuit
breaker and the System Monitor.
Configuration guidelines One
per Pedestal/column in AC systems
Module Power Distribution Unit (NT8D58AA)
The NT8D56AA Module Power Distribution Unit (MPDU) protects the power
supply and distributes power within a module. It houses a single breaker and
_
is used in conjunction with the NT8D29AA Common Equipment Power
Supply AC.
Configuration guidelines
One per Module in AC systems
Module Power Distribution Unit (NT8D58AB)
The NT8D56AB MPDU protects the power supply and distributes power
within a module. It houses a single breaker and is used in conjunction with
the NT7D14 Common/Peripheral Equipment Power Supply AC.
Configuration guidelines
One per Module in AC systems
Module Power Distribution Unit (NT8D57AA)
The NT8D57AA MPDU protects the power supply and distributes power
within a module. It houses a dual breaker and is used in conjunction with the
NT8DO6AA PE Power Supply AC and the NT8D21AA Ring Generator AC.
Power engineering 553-3001-l 52