Instruction Manual
Doc. #: 0260011-J0 Rev B
2
Table of Contents
1. Safety .............................................................................................................................. 6
1.1 Safety Symbols ............................................................................................................................. 6
1.2 General Safety .............................................................................................................................. 7
1.3 External Battery Safety ................................................................................................................. 8
1.4 Utility Power Connection ............................................................................................................... 8
1.5 Equipment Grounding ................................................................................................................... 9
2. Product Description....................................................................................................... 10
2.1 Theory of Operation .................................................................................................................... 10
2.2 System Components ................................................................................................................... 12
2.3 Rear Components ....................................................................................................................... 13
2.4 Low Voltage Battery Disconnect (Optional) ................................................................................ 15
2.5 Battery Temperature Probes ....................................................................................................... 16
2.6 Network Requirements ............................................................................................................... 17
3. Power Congurations.................................................................................................... 19
3.1 Power System Conguration Terminology .................................................................................. 19
3.2 4i Shelf Systems (No Battery Charger) ....................................................................................... 20
3.3 3i+1R Shelf Systems (Integrated Battery Charger) .................................................................... 20
3.4 System Spares ............................................................................................................................ 20
3.5 120V Single Phase Systems ....................................................................................................... 21
3.6 120V/240V Split Phase or 120/208V 2-Pole Systems ................................................................ 24
3.7 120V/208V 3-Phase Systems ..................................................................................................... 27
3.8 AMPS24 HP - Recommended DC Breaker and Wire Sizes ....................................................... 29
3.9 How to Congure Inverters in AC Input Groups, AC Output Groups and DC Input Groups ....... 30
4. System Pre-Installation ................................................................................................. 32
4.1 Site Selection .............................................................................................................................. 32
4.2 Recommended Installation Layout .............................................................................................. 32
4.3 Transporting the Cabinet ............................................................................................................. 33
4.4 Unpacking Instructions ................................................................................................................ 34
5. Installation ..................................................................................................................... 35
5.1 Input/Output Cabling ................................................................................................................... 35
5.2 AC Wiring .................................................................................................................................... 37