American Power Conversion Bypass Static Manuale Utente
Operation Modes: System Start-Up from Manual Bypass Operation
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Symmetra® MW with Internal Bypass Static Switch - User Guide - 990-1756A-001
System Start-Up from Manual Bypass to Online Operation of single mains/utility
system - Step-by-Step
1. Close Q1 in the external maintenance bypass panel to power up the internal power supply. Wait
for the display to become active.
2. Press Operation/Configuration on the UPS Summary screen on the UPS display.
3. Press Startup on Operation screen.
4. Press “Initiate Charge” on the UPS display to initiate the charging of the UPS DC capacitors.
5. When the green lights H7 and H8 are illuminated, close battery breakers Q7 and Q8 to connect
the battery system.
6. Close Q2 breaker.
7. Press “Initiate Transfer” on the UPS display to transfer to Static Bypass Operation.
8. Open maintenance bypass breaker Q3.
9. Push ON button on the UPS to transfer to Online Operation
System Start-Up from Manual Bypass to Online Operation of dual mains/utility
system - Step-by-Step
1. Close Q1 and Q5 in the external maintenance bypass panel to power up the internal power
supply. Wait for the display to become active.
2. Press Operation/Configuration on the UPS Summary screen on the UPS display.
3. Press Startup on Operation screen.
4. Press “Initiate Charge” on the UPS display to initiate the charging of the UPS DC capacitors.
5. When the green lights H7 and H8 are illuminated, close battery breakers Q7 and Q8 to connect
the battery system.
6. Close Q2 breaker.
7. Press “Initiate Transfer” on the UPS display to transfer to Static Bypass Operation.
8. Open maintenance bypass breaker Q3.
9. Push ON button on the UPS to transfer to Online Operation