Emc Specifications - Huawei MTS9300A User Manual

MTS9300A Telecom Power (Ooredoo, Indonesia,
MTS9304A-HD2002)
User Manual
Item
DC output
protection
AC surge
protection
DC surge
protection
Safety design
Mean time
between
failures (MTBF)
A.3 EMC Specifications
Table A-3 EMC specifications
Item
Electromagn
etic
interference
(EMI)
Electromagn
etic
susceptibility
(EMS)
Issue 06 (2021-10-13)
Specifications
DC output overvoltage
protection threshold
Nominal lightning strike discharge current: 30 kA (8/20 μs);
maximum lightning strike discharge current: 60 kA (8/20 μs)
10 kA (8/20 µs) in differential mode, 20 kA (8/20 µs) in
common mode
IEC60950-22, IEC62368
200,000 hours (at 25°C)
Specifications
Conducted emission
(CE)
Radiated emission
(RE)
Harmonic current
Voltage fluctuation
and flicker
Electrostatic
discharge (ESD)
Electrical fast
transient (EFT)
Radiated
susceptibility (RS)
Copyright © Huawei Technologies Co., Ltd.
A Technical Specifications
The default value is 59.5 V DC, and
the value range is –56 V DC to –
60.5 V DC.
EN55032: 2007
AC power port: Class B; DC power port:
1
Class A ; signal port: Class B
Class B, EN55032: 2007
EN61000-3-12: 2008, A2: 2009
EN61000-3-3: 2008
EN61000-4-2: 2008
Contact discharge: 6 kV (criterion B); air
discharge: 8 kV (criterion B)
Contact discharge: 8 kV (criterion R); air
discharge: 15 kV (criterion R)
EN61000-4-4: 2004
AC power port: ±2 kV (criterion B); DC
power port: ±2 kV (criterion B); signal
port: ±1 kV (criterion B)
EN61000-4-3: 2010
10 V/m (criterion A)
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