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