Product Configurations - Huawei SmartLi 2.0 User Manual

SmartLi 2.0
User Manual
Table 2-2 SmartLi component functions
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2.3 Product Configurations

Table 2-3 Product configurations
Categor
y
SmartLi
Issue 10 (2022-04-30)
Name
MDU (available
only on the master
cabinet)
Monitoring
Interface Unit
Battery control
unit (BCU)
Fuses (behind the
panel)
Slots for installing
battery modules
Circuit breaker and
power distribution
copper bar (behind
the panel)
MCCB auxiliary
lever
Fire detection and
extinguishing
equipment
Configuration Description
Master
cabinet:
mandatory;
slave cabinet:
optional
Copyright © Huawei Technologies Co., Ltd.
Function Description
Allows users to set parameters and query the
SmartLi running status.
Provides ports for parallel connection of SmartLi
cabinets, FE/RS485 communications ports, and
emergency power-off (EPO) ports.
Provides centralized battery management for the
SmartLi. When multiple SmartLi cabinets are
connected in parallel, the BCU balances currents
between cabinets to improve system reliability.
Provide protection against abnormal disconnection
of system circuits.
Install battery modules (ESM-6440P1).
● Circuit breaker: controls the connection and
disconnection of power cables between the
SmartLi and the UPS.
● Power distribution copper bar: connects power
cables between the SmartLi and the UPS.
Switches on or off a circuit breaker.
Extinguishes fire inside the cabinet.
The master SmartLi cabinet can be connected to a
maximum of 14 slave cabinets in parallel.
2 Product Overview
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