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UPS5000-A-500 kVA
User Manual (e-shelter)
B Acronyms and Abbreviations
Issue 02 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
179
L
LCD
liquid crystal display
M
MDU
monitor display unit
P
PC
personal computer
PE
protective earthing
PDU
power distribution unit
R
RS485
Recommended Standard 485
S
STS
static transfer switch
SNMP
Simple Network Management Protocol
T
THDi
total distortion of the input current waveform
THDv
total harmonic distortion of output voltage
U
UPS
uninterruptible power system
USB
Universal Serial Bus
V
VRLA
valve-regulated lead acid