American Power Conversion VT ISX Turn into normal operation from mechanical bypass operation

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Operation – Operation Procedures

Turn into normal operation (from mechanical bypass operation)

Caution

Never attempt to switch back the UPS into normal operation till you have verified that there are no internal UPS faults. Call APC Customer Support (see rear cover of this manual) before switching back to normal operation.

Verify the presence of utility supply.

The UPS will start up and perform a self test (see Restart Procedure).

Ensure that no error messages appear in the display and select YES when Apply load appears in the display. The UPS will automatically turn into static bypass.

Verify the UPS is in static bypass. Green and yellow LEDs are ON.

Turn the Mechanical Bypass Lever downwards into horizontal position.

Verify that the UPS is in normal operation. Yellow LED turns OFF and green LED remains ON.

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Smart-UPS® ISX 30-40 kVA, 400V Operation

990-2820A

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Contents Operation Page About this Manual How to find updates to this manualCompanion manuals Page Contents Configuration Safety Overview System OverviewSystem Components Opening front and rear doorsUser interface front Battery Module User interface area rearDisplay Rear cover of this manualMenu tree Overview The DisplayBasic display navigation principles Control functionsSelect YES, Turn Load on Status viewsClock set-up LoggingSelect View Statistics Alarm threshold Display setupVol Volume Diagnostics screenOperation Operation ModesOperation Procedures Turn into normal operation from mechanical bypass operation Connecting 1-phase load to PDU ConfigurationConnecting load to the PDUs Connection of Load to the PDUConnecting 3-phase load to PDU Disconnecting load from the PDUs PDU output breaker ratingsHow to determine if you need a replacement part Parts ReplacementHow to return parts to APC How to remove Battery Modules How to install a Battery Module How to replace a Network Management Card Troubleshooting Display messagesTroubleshooting Parts Replacement Troubleshooting Parts Replacement Power application RestartVoltage confirmation Page 990-2820A APC Worldwide Customer Support05/2006