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P O W E R I N G T E C H N O L O G Y
Manual No. MS0027-MAN rev. 4
guardian_access_3u_ms27-man-rev4-0817.indd
2.1 Overview
This chapter contains an overview of the system and a short description of the units in the
system.
The Guardian Access 3U power system is designed to meet the requirements of modern
telecommunications equipment. This power solution provides rectification, system
management and power distribution. The power system is based the Guardian family of
on fan-cooled, hot-swappable rectifier modules FMPe20.48G, FMP25.48 or FMPe30.48G;
each with an output of up to 2000W, 2500W or 2900W respectively. Two additional modules
FMP20.48 and FMPe30.48C at 2000W and 2900W are also available in the Asia / Pacific
region.
The power system can be managed locally through messages and alarms displayed on the
LCD screen of system controller, or remotely using the PC-based PowCom™ software
package.
The power system contains 3 or 5 rectifier positions and modules depending on your order,
one system controller, and distribution unit.
The Guardian Access 3U system consists of:
Chapter 2 System Description
1. System Controller
2. Internal Connection Board
3.
Rectifier Module
4. Load and Battery Distribution
5. Alarm Interface Board
6. AC Surge Protection Device (Option)
7. AC Input Terminal Block
6
5
4
7
3
2
1
Figure 2-1 Power System Overview
NOTE
If you order a power system with 3 rectifier positions, the bottom two slots will be
unavailable and should be left blank.
