Huawei NE40E - Page 3

NE40E
Hardware Description
Contents
Issue 01 (2018-05-03)
iii
1.8.4.1 Overview ............................................................................................................................................................ 122
1.8.4.2 System Power Supply Architecture..................................................................................................................... 126
1.8.4.3 DC PM ................................................................................................................................................................ 127
1.8.4.4 DC PEM ............................................................................................................................................................. 130
1.8.4.5 2700 W AC PM ................................................................................................................................................... 131
1.8.4.6 3000 W AC&HVDC PM .................................................................................................................................... 133
1.8.4.7 AC PEM .............................................................................................................................................................. 136
1.8.4.8 HVDC PEM ........................................................................................................................................................ 137
1.8.4.9 Switch ................................................................................................................................................................. 138
1.8.4.10 PMU .................................................................................................................................................................. 140
1.8.4.11 Power System Technical Specifications ............................................................................................................ 140
1.8.5 NE40E-X16 Power Supply System ....................................................................................................................... 142
1.8.5.1 Architecture of the Power Supply System .......................................................................................................... 142
1.8.5.2 70A PEM ............................................................................................................................................................ 144
1.8.5.3 EPS200-4850A ................................................................................................................................................... 146
1.8.5.4 EPS200-4850B ................................................................................................................................................... 149
1.8.6 NE40E-X16A Power Supply System ..................................................................................................................... 152
1.8.6.1 Overview ............................................................................................................................................................ 152
1.8.6.2 System Power Supply Architecture..................................................................................................................... 156
1.8.6.3 DC PM ................................................................................................................................................................ 158
1.8.6.4 DC PEM ............................................................................................................................................................. 161
1.8.6.5 2700 W AC PM ................................................................................................................................................... 162
1.8.6.6 3000 W AC&HVDC PM .................................................................................................................................... 164
1.8.6.7 AC PEM .............................................................................................................................................................. 166
1.8.6.8 HVDC PEM ........................................................................................................................................................ 168
1.8.6.9 Switch ................................................................................................................................................................. 169
1.8.6.10 PMU .................................................................................................................................................................. 170
1.8.6.11 Power System Technical Specifications ............................................................................................................ 171
1.9 Fan ............................................................................................................................................................................ 172
1.9.1 Heat Dissipation System of the NE40E-X3 ........................................................................................................... 172
1.9.1.1 System Air Channel ............................................................................................................................................ 172
1.9.1.2 Fan Speed Adjustment ........................................................................................................................................ 173
1.9.1.3 Fan Module ......................................................................................................................................................... 174
1.9.1.4 Air Filter ............................................................................................................................................................. 176
1.9.2 Heat Dissipation System of the NE40E-X3A ........................................................................................................ 177
1.9.2.1 System Air Channel ............................................................................................................................................ 177
1.9.2.2 Fan Speed Adjustment ........................................................................................................................................ 177
1.9.2.3 Fan Module ......................................................................................................................................................... 178
1.9.2.4 Air Filter ............................................................................................................................................................. 180
1.9.3 Heat Dissipation System of the NE40E-X8 ........................................................................................................... 180
1.9.3.1 System Air Channel ............................................................................................................................................ 180
1.9.3.2 Fan Speed Adjustment ........................................................................................................................................ 181