6.2.2 Startup Procedures in ECO Mode 100
6.2.3 Startup Procedures in Battery Mode (Battery Cold Start) 101
6.3 Procedures for Transfer Between Operation Modes 102
6.3.1 Transfer from Normal Mode to Battery Mode 102
6.3.2 Transfer from Normal Mode to Bypass Mode 102
6.3.3 Transfer from Bypass Mode to Normal Mode 102
6.3.4 Transfer from Normal Mode to Maintenance Mode 103
6.3.5 Transfer from Maintenance Mode to Normal Mode 104
6.4 Battery Test Procedures 105
6.5 UPS Shutdown Procedures 107
6.5.1 Procedures for Completely Powering Down UPS 107
6.5.2 Procedures for Completely Powering Down UPS while Maintaining Power to Load 107
6.6 EPO Procedures 108
6.7 UPS Reset Procedures after EPO 108
6.8 Automatic Restart 108
6.9 Selecting Language 109
6.10 Changing Current Date and Time 110
6.11 Control Password 111
7 Battery 112
7.1 Introduction 112
7.2 Safety 112
7.3 UPS Battery 114
7.4 Precautions for Installation Design 114
7.5 Battery Installation Environment and Number of Batteries 115
7.5.1 Installation Environment 115
7.5.2 Number of Batteries 116
7.6 Battery Protection 116
7.7 Battery Installation and Connection 117
7.7.1 Battery Installation 117
7.7.2 Battery Connection 117
7.8 Design of Battery Room 119
7.9 Common Battery String 120
7.10 BCB Cabinet (Optional)- Applicable for APAC Region 121
7.11 Battery Temperature Sensor (Optional) 124
7.12 Battery Ground Fault Detector (Optional)- Applicable for APAC Region 124
7.13 BCB Reference Current and Connection 125
7.14 Battery Maintenance 126
7.15 Disposal of Used Battery 126
8 Parallel System and LBS S ystem 128
8.1 General 128
8.2 System Installation Procedures 128
iii
Vertiv™ Liebert® APM Plus User Manual
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