Huawei S37/27 500W AC 02130879 Manual Do Utilizador
Códigos do produto
02130879
2.1 Power Supply Configuration
This section describes the power supply configuration on the S3700.
PoE Power Supply
The downlink electrical interfaces of S3700 PoE switches provide PoE power. Each interface
provides a maximum of 30 W power and supports a maximum of 100 m power supply distance.
The S3700 can transmit both current and data on a pair of signal cables.
provides a maximum of 30 W power and supports a maximum of 100 m power supply distance.
The S3700 can transmit both current and data on a pair of signal cables.
PoE power supply units are classified into two types: 500 W power supply and 250 W power
supply.
supply.
Power Supply Unit
PoE Power of total Power
Supply
Supply
Device Power of total
Power Supply
Power Supply
500 W power supply
369.6 W
120 W
250 W power supply
123.2 W
120 W
The S3700 PoE switches include:
l
l
S3700-28TP-PWR-EI:
Each switch provides two power supply unit slots. Each slot accommodates a 500 W or
250 W power supply unit. The power supply configurations are shown in the following
table.
Each switch provides two power supply unit slots. Each slot accommodates a 500 W or
250 W power supply unit. The power supply configurations are shown in the following
table.
Power Supply Unit
PoE Power of total
Power Supply
Power Supply
Maximum Number of
PoE Interfaces
PoE Interfaces
250 W power
supply
supply
-
123.2 W
l 802.3af: 8
l 802.3at: 4
l 802.3at: 4
500 W power
supply
supply
-
369.6 W
l 802.3af: 24
l 802.3at: 12
l 802.3at: 12
250 W power
supply
supply
250 W power
supply
supply
246.4 W
l 802.3af: 16
l 802.3at: 8
l 802.3at: 8
500 W power
supply
supply
500 W power
supply
supply
739.2 W
l 802.3af: 24
l 802.3at: 24
l 802.3at: 24
l
S3700-52P-PWR-EI:
Each switch provides two power supply unit slots. Each slot accommodates a 500 W or
250 W power supply unit. The power supply configurations are shown in the following
table.
Each switch provides two power supply unit slots. Each slot accommodates a 500 W or
250 W power supply unit. The power supply configurations are shown in the following
table.
Quidway S3700 Series Ethernet Switches
Hardware Description
Hardware Description
2 Power Supply Unit
Issue 03 (2012-07-20)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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