SmartACU2000B smart array controller
User Manual (with PID modules, 800 V AC)
2 Overview
Issue 05 (2019-01-20)
Copyright © Huawei Technologies Co., Ltd.
11
Symbol
Name
Meaning
Multi-power warning
label
This device has more
than one power input.
Before maintenance,
ensure that the upstream
switch is OFF.
Connection warning
label
Do not connect a
three-phase input power
cable to a single-phase
input switch. Do not
connect a single-phase
input power cable to a
three-phase input switch.
Otherwise, the device
will be damaged.
PID functional earthing
warning label
Do not connect the PE
cable to the PID
functional earthing bar.
SPD module operation
warning label
Do not remove or install
an energized SPD
module.
Weight label
The device is heavy and
needs to be carried by at
least four persons or
using tools.
Nameplate
The smart array controller is labeled with a nameplate that contains the model information,
key technical specifications, and compliance symbols.