Huawei DPU40D-N06A3 - Page 66

DPU40D-N06A3, DBU20B-N12A3, and
DBU50B-N12A1 Distributed Power System
User Manual
A Technical Specifications
Issue 04 (2020-02-29)
Copyright © Huawei Technologies Co., Ltd.
60
Item
Specifications
Harmonic current
IEC 61000-3-2
Voltage fluctuation
and flicker
IEC 61000-3-3
Electromagnetic
susceptibility
(EMS)
ESD
IEC 61000-4-2
Contact discharge: 6 kV; air discharge: 8 kV
Electrical fast
transient (EFT)
IEC 61000-4-4
AC power port: ±2 kV; DC power port: ±2
kV; signal port: ±1 kV
Radiated
susceptibility (RS)
IEC 61000-4-3
80 MHz to 2.7 GHz: 10 V/m
2.7 GHz to 6 GHz: 3 V/m
Conducted
susceptibility (CS)
IEC 61000-4-6
Power port: 10 V; signal port: 10 V
Surge susceptibility
IEC 61000-4-5

AC power port: 6 kV in differential
mode, 6 kV in common mode, 1.2/50µs

DC power port: 2 kV in differential
mode, 4 kV in common mode, 1.2/50µs

Signal port: 0.5 kV in differential mode,
2 kV in common mode, 1.2/50µs
Voltage dip
IEC 61000-4-11
Table A-6 DBU20B-N12A3/DBU50B-N12A1 EMC specifications
Item
Specifications
Electromagnetic
interference (EMI)
Conducted emission
(CE)
Class A, EN55032
Radiated emission
(RE)
Class B, EN55032
Electromagnetic
susceptibility
(EMS)
ESD
IEC 61000-4-2
Power port: Contact discharge 8 kV, air
discharge 15 kV
Signal port: 2 kV
Radiated
susceptibility (RS)
IEC 61000-4-3
30 MHz to 2.7 GHz: 10 V/m
Electrical fast
transient (EFT)
IEC 61000-4-4
Power port ±2 kV, Signal port ±1 kV