2 Structure
M200 Integrated Access Device
Product Description
2-6
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
Issue 01 (2008-04-11)
2.3 Power System
The power system of the M200 cabinet consists of the GIE4805S power system and the
lightning protection busbar (AC-powered), or the power distribution panel (DC-powered).
2.3.1 GIE4805S Power System
The M200 cabinet uses the GIE4805S power system to convert 220 VAC into –48 VDC and
then distribute the power.
2.3.2 Lightning Protection Busbar
This topic provides the information about the functions of the lightning protection busbar in
the M200 cabinet and provides the related technical specifications of the lightning protection
busbar.
2.3.3 DC Power Distribution Panel
The DC-powered M200 cabinet uses the DC power distribution panel to distribute the power.
2.3.1 GIE4805S Power System
The M200 cabinet uses the GIE4805S power system to convert 220 VAC into –48 VDC and
then distribute the power.
Table 2-1
describes the configuration of the GIE4805S power system.
Table 2-1
Configuration of the GIE4805S power system
Component
Quantity
GIE270-54A rectifier unit
2
Monitoring unit
1
When the system runs in the normal state, the monitoring unit controls various parameters of
the rectifier unit. The rectifier unit works based on the preset parameters or the user
commands.
Table 2-2
describes the technical parameters of the GIE4805S power system.
Table 2-2
Technical parameters of the GIE4805S power system
Power System
Item
Value
Input
Rated input voltage: 100 VAC to 240
VAC
Input current: 4.2 A
Input voltage frequency: 47 Hz to 63
Hz
Input surge current: 40 A
GIE4805S
Output
Rated output voltage: –54 VDC
Rated output current: 10 A (double
