16 Power and cooling equipment
Quantity--One
Peripheral Equipment Power Supply DC is used in each of
the following DC modules:
-
Intelligent Peripheral Equipment Module (NTSD37DC)
-
Peripheral Equipment Module (NT8Dl3DC)
NT6D41AA Common Equipment Power Supply DC
System Hardware-All
Purpos-The
Common Equipment Power Supply DC is used in the
common equipment modules in DC systems. It is located in the first slot on
the left in the module labeled “CE Pwr Sup”. It converts -48V DC to +5V
and
f12
V DC to provide all required voltages for CE and network circuit
cards.
Quantity-One Common
Equipment Power Supply DC is used in each of
the following DC modules:
_.
-
CPU Module
(NT8D34DC)
-
Network Module
(NT8D35DC)
-
CPU/Network Module
(NT6D39DC)
Two Common Equipment Power Supply DC is used in the Meridian Mail
.-
Module
(NT6D44DC).
NT6D52AA Switched Mode Rectifier -48W30A
System Hardware-System
option 21/51/61 (DC versions)
Purpose-The
Switched-Mode Rectifier is a QRF12 rectifier shielded to
limit electromagnetic interference. It converts 208/240 VAC (nominal) to
-
48 VDC (nominal), with a 30A output. It connects to the system through
the
QBLl5
Battery Distribution Box.
Quantity-Generally
one rectifier per every two fully loaded modules.
Exact quantity depends on system configuration and power requirements.
Equipment identification and ordering information 553-3001-154
.
.