Item
Description
Storage
temperat
ure
-40°C to +70°C
Noise under normal
temperature (27°C,
sound power)
Noise-free (no fans)
Relative humidity
5% RH to 95% RH, noncondensing
Operating altitude
0 m to 5000 m
EMC
l
CISPR22 Class A
l
CISPR24
l
EN55022 Class A
l
EN50024
l
ETSI EN 300 386 Class A
l
CFR 47 FCC Part 15 Class A
l
ICES 003 Class A
l
AS/NZS CISPR22 Class A
l
IEC61000-4-2
l
ITU-T K 20
l
ITU-T K 44
Environmental
standards
l
RoHS
l
REACH
l
WEEE
Safety
l
IEC 60950-1
l
EN 60950-1/A11/A12
l
UL 60950-1
l
CSA C22.2 No 60950-1
l
AS/NZS 60950.1
Laser safety
l
IEC60825-1
l
IEC60825-2
l
EN60825-1
l
EN60825-2
S1720 Series Ethernet Switches
Product Description
5 Technical Specifications
Issue 01 (2014-07-20)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
28