Critical PowerModifications reserved Page 63/91GE_UPS_USM_TLE_SUL_M16_M50_2bU_V010.docx User Manual TLE Series 160 - 500 UL S2B7.1.4 Restore to normal operation after “EPO - Emergency Power Off” with Load notsuppliedWARNING !Please check and ensure the conditions of the connected load are safe beforeproceeding, as this procedure will result in the connection of power to the loadcircuit(s).NOTE !Before performing this operation, make sure that the UPS is in the following status: “Q1 - UPS Output switch” MUST BE CLOSED. “External Battery Protections” MUST BE DISCONNECTED and the “CB3 -ExternalBattery switch – option” MUST BE OPEN.If eBoost™ option is available, make sure that eBoost™ Operation Mode is disabledbefore starting this procedure.View of the Synoptic Diagram after performed thecommand “EPO - Emergency Power Off”, with LOADNOT SUPPLIED.1. Restore the “EPO -Emergency Power Off” button.• Press “MUTE” key to reset Alarm and Acoustical Alarm.• LED ALARM remains lit.2. Perform the “Inverter OFF” command.Perform the “Inverter OFF” command from thescreen: Commands 1 / Inverter / OFF.• Load is transferred to Utility by Automatic Bypass.• Rectifier starts automatically.LED 1 (Rectifier) blinking, indicates Soft-start.• At the end of Rectifier Soft-start the LED 1 (Rectifier) remains lit.The Synoptic Diagram must display the status“LOAD SUPPLIED BY AUTOMATIC BYPASS”.Continue →