Ac Power Supply Units; Function Overview; Panel - Huawei S5700 Series Hardware Description

S5700&S5710 Series Ethernet Switches
Hardware Description
Item
Maximu
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current
Maximu
m output
power
2.4 150 W AC Power Supply Units
This section describes the functions, appearance, switch, indicators, and technical specifications
of the S5700 150 W AC power supply unit.

2.4.1 Function Overview

The 150 W AC power supply unit provides the EMC filtering function and protects the device
against:
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Applications
Only S5710-28C-EI, S5710-52C-EI, S5700-28C-EI, S5700-28C-EI-24S, S5700-52C-EI,
S5700-28C-SI, and S5700-52C-SI support the 150 W AC power supply unit.

2.4.2 Panel

Figure 2-7
Issue 01 (2012-03-15)
S5700-2 S5700-28
8C-EI C-EI-24S
12.5 A
150 W
Output overcurrent
Output overvoltage
Output undervoltage
Input overvoltage
Input undervoltage
Overtemperature
Short circuit
Lightning
NOTE
l The power supply units of S5700-52P-LI-AC, S5700-28P-LI-AC, S5700S-52P-LI-AC, S5700S-28P-
LI-AC, S5700-24TP-SI-AC and S5700-48TP-SI-AC are integrated on the switch control unit (SCU).
They do not support power modules. The functions of the power supply unit switch are the same as
the functions of the power module switch.
l The power supply units of S5700-52P-LI-AC, S5700-28P-LI-AC, S5700S-52P-LI-AC, S5700S-28P-
LI-AC, S5700-24TP-SI-AC and S5700-48TP-SI-AC do not have the status indicators. For the status
and meanings of power indicators, see the PWR indicator description in section
Front Panel.
shows the appearance of the 150 W AC power supply unit.
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S5700-2 S5700-5
8C-SI 2C-EI
2 Power Supply Unit
S5700-5 S5710-2 S5710-5
2C-SI 8C-EI 2C-EI
6.1 Indicators on the
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