Eaton 9PX 5000i RT3U Netpack Installation And User Manual

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Page 21614-09354-01_ENENGLISH5.2 UPS maintenance with ModularEasyUPS Maintenance:1. Put the two UPS in "internal Bypass mode" (refer to the UPS user manual)2. Check that the two UPS are on Bypass mode by checking the UPS display panel (refer to the UPS usermanual)3. Set the ModularEasy manual bypass switch to "Test" position. The "Bypass" red light of the ModularEasygoes On, indicating that the load is supplied directly by AC source, or optional Bypass AC source on9PXMEZ11Ki4. To test UPS in unitary, switch the UPS output switch of the ModularEasy to the "0" position (OFF)To test the two UPS in parallel, let the UPS output switch of the ModularEasy to the "1" position (ON)5. Proceed to maintenance operations on UPS (refer to the UPS User Manual).Return to normal operation:1. - 9PXMEZ6Ki: check the "UPS output" switch of the ModularEasy is to the "I" position (On).- 9PXMEZ11Ki: check the two "UPS output" switches of the ModularEasy are to the "I" position (On).2. Check that the UPS is on Bypass mode by checking the UPS display panel (refer to the UPS user manual)3. Check the 9PX parallel cable are correctly connected and fixed.PN: 744-A26754. Check the two UPS display "1UPS + 1UPS redundant". Do not continue to the next step if it is notdisplayed and check the two following features :a) The two UPS are connected together with the parallel cable, PN: 744-A2675b) The UPS firmware version is parallel compatible :Screen menu Identification UPS/NMC firmware.If "// Ready" doesn’t appear just next to the UPS firmware number, contact your Eaton reseller todownload the latest firmware.5. Check that the "UPS mode" green light of the ModularEasy is on, indicatingthat the UPS output power is available on the ModularEasyImportant: do not continue to next step if the "UPS mode" green light of the ModularEasy is off(the load will be lost).6. Set the ModularEasy manual Bypass switch to the "UPS" position: the "Bypass mode" red light of theModularEasy goes off, indicating that the load is now powered by the UPS7. Put the UPS in "Online" mode (refer to the UPS User Manual)8. Check that the UPS is in Online mode by checking the UPS display panel (refer to the UPS user manual).The load is now protected by the UPS.5. Operations