American Power Conversion Bypass Static manual Operation Modes

User Configuration Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Touch-Screen Settings screen . . . . . . . . . . . . . . . . . . . . . . 20

Password Settings screen . . . . . . . . . . . . . . . . . . . . . . . . . 21

Modbus Settings screen . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Regional Settings screen . . . . . . . . . . . . . . . . . . . . . . . . . 22

Battery Test screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Event Log Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Predictive Maintenance Screens . . . . . . . . . . . . . . . . . . . . . . . . 25

Inverter DC Capacitors screen . . . . . . . . . . . . . . . . . . . . . . 25

Inverter AC Capacitors screen . . . . . . . . . . . . . . . . . . . . . . 26

Top Fans screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Inverter Fans screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Main Static Switch Fans screen . . . . . . . . . . . . . . . . . . . . . 29

Operation Modes 31

On-line Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Battery Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Bypass Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Manual Bypass Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 System Start-Up from Manual Bypass Operation . . . . . . . . . . . . 35

System Start-Up from Manual Bypass to Online Operation of
single mains/utility system - Step-by-Step	36

System Start-Up from Manual Bypass to Online Operation of

dual mains/utility system - Step-by-Step . . . . . . . . . . . . . . . .36

System Shutdown from Online to Manual Bypass Operation . . 37

System Shutdown from Online to Manual Bypass Operation of single mains/utility systems - Step-by-Step . . . . . . . . . . . . . .38

System Shutdown from Online to Manual Bypass Operation of dual mains/utility systems - Step-by-Step . . . . . . . . . . . . . . .38

Transfer from Online to Static Bypass Operation . . . . . . . . . . . 39 Transfer from Static Bypass to Online Operation . . . . . . . . . . . 40

ii Symmetra® MW with Internal Bypass Static Switch - User Guide - 990-1756A-001