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American Power Conversion 240-320kW 480V User Manual

Page 10

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User Guide APC Silcon 240-320kW 480V UPS

990-4039

Stop/Start UPS and Operating the External Service Bypass

2.5.2 Switching the Single System UPS from External Bypass into Normal UPS

Operation

CAUTION!

Do not leave UPS out of service for more than 48 hours. Refer to section 2.3 Stop (for complete
power down).

APC Silcon

UPS

Load

Service Bypass

Switch

Utility

APC Silcon

UPS

Load

Service Bypass

Switch

Dual Utility

Single Utility

Utility 2

Utility 1