www.eaton.comNetworkManagement Card(Network-MS)User ManualNetwork Management Card ā User Manual 34003991XT_EN/JC Page 127/143Automatic Bypass switch (Q4S) open Automatic Bypass switch (Q4S) closedBypass AC frequency out of tolerance Bypass AC frequency OKAutomatic Bypass fault Automatic Bypass OKAutomatic Bypass overload Automatic Bypass load OKAutomatic Bypass over temperature Automatic Bypass temperature OKBypass AC phase out of tolerance Bypass AC phase OKAutomatic Bypass thermal overload Automatic Bypass load OKLoad not protected - On Automatic Bypass Load protected - Return from BypassBypass AC voltage out of tolerance Bypass AC voltage OKBattery switch (QF1) open Battery switch (QF1) closedManual Bypass switch (Q3BP) closed Manual Bypass switch (Q3BP) openUPS on manual bypassInverter limitation Inverter end of limitationInverter fuses blown Input fuses OKInverter fault Inverter OKInverter overload Inverter load OKInverter overtemperature Inverter temperature OKInverter short circuit Inverter OKInverter thermal overload Inverter load OKOutput switch (Q5N) open Output switch (Q5N) closedLoad short circuit Load OKSingle wave load fault Load OKNegative DC bus too high Negative DC bus OKPositive DC bus too high Positive DC bus OKRectifier fault Rectifier OKNegative DC bus too low Negative DC bus OKPositive DC bus too low Positive DC bus OKProtection Lost Protection OKRedundancy Lost Redundancy OKNormal AC NOK Normal AC OKLow battery Battery OKUPS communication failed UPS communication restoredUPS data base not available UPS data base OKUPS on battery UPS on normal ACEmergency button ON Emergency button OFFFan fault Fan OKLoad not powered Load poweredUPS internal fault UPS OKBattery fault Battery OKUPS overload UPS returns to normal loadUPS over temperature UPS temperature OK