Nortel Networks NN43011-110 - Manual (Page 18)

18 Description and features
Figure 2
Circuit card assignments in the Main Cabinet
Power
Two types of power supply are available for the Cabinet system:
• NTDK70 AC power supply
• NTDK72 DC power supply (when the Cabinet is powered by a -52 V
DC source)
In addition, the Cabinet system supports three types of reserve power:
• NTAK75 battery box, which provides a minimum of two hours of reserve
DC power
• NTAK76 battery box, which provides a minimum of 15 minutes of
reserve DC power
• Uninterruptible Power Supply (UPS) for continuous AC power supply
Nortel Communication Server 1000
Communication Server 1000M and Meridian 1 Small System Overview
NN43011-110 01.01 Standard
Release 5.0 30 May 2007
Copyright © 2003 - 2007, Nortel Networks
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