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COSEL Power Supply, Noise Filter 2025 Product Catalog
AC-DC Power Supplies Enclosed TypeInstruction Manual2.3 N+1 Parallel Redundancy Operation! You can have N+1 redundancy operation for improving systemreliability.! If you add one extra power supply in parallel operation, even ifone of the power supplies in your system fails, the remaining nonfailedpower supplies continue to sustain the system. If one of thepower supplies stops operating, the output voltage may changeabout 5%.! When unit replacement is required due to unit failure, input voltagefor all units must be cut off.! After replacement, please make sure that all wirings are completedcorrectly, before re-applying input voltage.! Hot-swap or Hot-plug is not available.! If 2 or more units failed, suffi cient power could not be provided tothe system. Therefore, please replace the failed unit immediatelyin case where unit failure is found.! If you have any questions about series, parallel and N+1 redundancyoperations, please contact us.3 Life expectancy andWarranty!Life expectancyLife expectancy is as follows.[A]Output current0Peak current [%]100908883807060t1t2t (sec)Fig.4.1 Peak currentAEA600FAEA1000Flp : Peak currentlrms : Effective currentlL : Load currentAEA800F00 1 2 3 4 5 6Peak current time t1 [sec]Fig.4.2 Relation between Peak current time and Peak currentTable3.1 Life expectancy100MountAll mountingdirectionForced airAverage ambientLife expectancytemperature (yearly)Io[50%50
