MGE UPS Systems 4000 RT Troubleshooting Leds 21, But the operation is downgraded, By the UPS

Page 28

5. Troubleshooting

 

 

5.1 Troubleshooting LEDS (21) and (22)

 

20

21

If LED (21) is ON:

the equipments are protected by the UPS

 

 

 

 

but the operation is downgraded.

 

22

If LED (22) is ON:

 

the equipments are no longer protected

 

 

 

 

by the UPS.

 

 

Press the escape button (24) to stop the

LOAD PROTECTED

 

audible alarm.

 

 

x.xkVA / xxx% LOADED

 

 

ENVIRONMENT FAULT

 

Note :

SINGLE UPS

24

In case of "MULTIPLE FAULT", press the

 

ESC

 

"Enter" button (27) and the scroll button (25)

25

to get access to further details.

 

 

27

In case of "LCM WARNING", refer to LCM

 

section (see section 6).

 

 

5.2 Troubleshooting not requiring MGE UPS SYSTEMS after-sales support

LOAD PROTECTED

x.xkVA / xxx% LOADED

x x x x x x x x FAULT

SINGLE UPS

ESC

Press the "Enter" button (27) to display the details below :

 

 

 

 

Displayed details

Signification

Correction

 

 

 

NO BATTERY

The battery is incorrectly connected

Check battery connections

 

 

 

I/O BAD CONNECTION

AC source is not connected to the correct

Check AC wiring

 

terminals

 

 

 

 

NO POWER MODULE

The power sub-module is not inserted

Check power sub-module connections (see

 

 

section 7.1)

 

 

 

NO BATTERY MODULE

The battery sub-module is incorrectly

Check battery connections (see section 7.2)

 

connected

 

 

 

 

INV THERM OVERLOAD

The UPS shuts down automatically because

Check the power drawn by the connected

 

of a major overload.

devices and disconnect any non-priority

 

 

devices.

 

 

 

INVERT LIMITATION

Short circuit conditions on output devices

Check the installation at the UPS output

 

 

(wiring, fault equipment)

 

 

 

34008030EN/AA - Page 28

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Contents Pulsar MX 34008030EN/AA Introduction Environmental protectionSubstances PackingPictograms Contents Troubleshooting Technical specifications GlossaryDimensions H x W x D in mm / Inches PresentationStandard positions Tower position Rack positionRear panels Pulsar MX EXB RT optional battery modulePulsar MX 4000 RT / 5000 RT Display and control panel OptionsRack mounting kit Telescopic rails, 639 mm to 1005 mmPulsar MX RT Pulsar MX RT ModularEasy ModularEasyPulsar MX RT Battery Integration System Battery extension cable 1,8 m / 6 ftBattery extensions for Pulsar MX RT Pulsar MX EXB RT Pulsar MX 4000 RT Min 29 min 53 minUnpacking and contents check InstallationInternal battery connection Battery start-up Installation in tower position Installation in rack position UPS or battery module rack mounting optional rails required Connection to the RS 232 communication port Communication portsConnection to the communication port by relays Remote power off contact normally open Remote Power Off communication portRemote power off contact normally closed Required protective devices and cable cross-sections Recommended upstream protectionRecommended downstream protection Required cable cross-sectionsConnection of input/output power cables on UPS terminals Always connect first the earthing wireConnection of IEC cables to output receptacles Operation Initial start-upFinal start-up sequence UPS personalisationNormal mode Eco modeEquipments are supplied in ECO mode Operating modesOperation on battery power Transfer to battery powerLow battery warning End of backup timeUPS shutdown Press the 0 button 28 more than 3sAccess to measurements and personalisation data Access to measurementsMaintenance menu Display organisationLocal settings Output settingsON/OFF settings UPS set-upPersonalisation using external software MaintenanceBattery settings Troubleshooting Troubleshooting Leds 21But the operation is downgraded By the UPSIndication Diagnostic Correction Display Signification CorrectionSecure your installation power continuity Life Cycle Monitoring LCMDescription Get free offersReset or disable LCM Hot swapping the power sub-module MaintenanceHot swapping the battery sub-module Reconnecting the battery sub-module MaintenanceReturn to normal operation Test positionTraining centre Hz training centreTechnical specifications AppendicesGlossary 34008030EN/AA 34008030EN/AA