5.1 Preparing Cables................................................................................................................................................................. 112
5.2 Connecting Socket Circuit Wires................................................................................................................................... 113
5.3 Installing DC Power Cables............................................................................................................................................. 120
5.4 Installing AC Input Power Cables (With External Grid Power Supply)............................................................ 125
5.5 (Optional) Connecting Single-phase AC Input Power Cables (Without External Grid Power Supply).130
5.6 Installing Signal Cables.................................................................................................................................................... 130
5.6.1 Installing FE Communications Cables...................................................................................................................... 131
5.6.2 Installing Optical Cables............................................................................................................................................... 133
5.7 Sealing the Cable Holes................................................................................................................................................... 137
6 Checking Before Power-On............................................................................................... 138
7 Powering On the System...................................................................................................140
7.1 Installing the PSU............................................................................................................................................................... 140
7.2 Installing the Solenoid Valve.......................................................................................................................................... 141
7.3 Power-on Process............................................................................................................................................................... 143
7.4 Powering On the Smart Transformer Station (STS)............................................................................................... 146
7.5 Powering On the Smart Array Controller (SACU)...................................................................................................146
7.6 Powering On the Distribution Transformer............................................................................................................... 147
7.7 Powering On the ESS........................................................................................................................................................ 148
7.8 (Optional) Powering On the Battery Side of the DC LV Panel...........................................................................154
7.9 Powering On the Smart PCS...........................................................................................................................................154
8 SmartLogger Web-based Deployment...........................................................................157
8.1 Preparations and WebUI Login......................................................................................................................................157
8.2 Commissioning Using Deployment Wizard............................................................................................................... 160
8.3 (Optional) System Setup................................................................................................................................................. 168
8.4 Check Alarms....................................................................................................................................................................... 169
9 Powering O the System.................................................................................................. 171
9.1 Delivering a Shutdown Command on the SmartLogger...................................................................................... 171
9.2
Power-o Process............................................................................................................................................................... 172
9.3 Powering O the Smart PCS.......................................................................................................................................... 173
9.4 (Optional) Powering O the Battery Side of the DC LV Panel.......................................................................... 174
9.5 Powering O the ESS........................................................................................................................................................ 174
9.6 Powering O the Distribution Transformer.............................................................................................................. 175
10 Alarm Reference................................................................................................................176
11 FAQ....................................................................................................................................... 218
11.1 (Optional) How to Level the ESS When Doors Cannot Be Opened or Closed........................................... 218
11.2 How to Ensure that the Solenoid Valve Is Not Activated.................................................................................. 219
11.3 How to Connect the ESS to the Smart PV Management System................................................................... 220
11.4 How to Create a Plant....................................................................................................................................................220
11.5 Why Does the PSU Not Start After the Water and Fire Alarms Are Cleared.............................................. 221
LUNA2000-2.0MWH Series Smart String ESS
User Manual Contents
Issue 08 (2022-11-15) Copyright © Huawei Technologies Co., Ltd. viii