Emerson 200I/48-NT5C05C user manual Abbreviations and acronyms

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10. Abbreviations and acronyms

ALCO	Alarm cut-off
ALM	Alarm
AUTOST	Auto restart Indicator
C	Common
CL	Current limit indicator
EMI	Electromagnetic interference
EQL	Equalize
FAN ALM	Fan alarm
HVSD	High voltage shutdown
HVSDR	High voltage shutdown reset
LED	Light Emitting Diode
LOP	Loss of phase
MPR	Modular power rectifier
NC	Normally closed
NO	Normally open
PCB	Printed circuit board
RC−	Remote charge bus ( negative )

Emerson Energy Systems

Rectifier 200I/48 NT5C05C Installation and User Manual

Image 59

Contents Helios Modular Switch Mode Rectifier 200I/48 NT5C05C Page Emerson Energy Systems Page Publication history This page is left blank intentionally Contents List of Tables List of ProceduresList of Figures Ac female plug in a 1200 a cabinet This page is left blank intentionally Purpose of this manual General informationTypical mounting in a cabinet or frame Models and mounting configurationsMechanical and electrical specifications SpecificationsOperation specifications and ambient conditions Storage conditions Ambient conditions for the rectifier OperatingConditions TransportationOutput voltage Mechanical specifications of the NT6C43CB 1200 a cabinetAmbient conditions of a 1200 a cabinet Protecting the premises InstallationMounting configurations Tools and test equipmentOptimizing the life of the equipment Personal safety and protecting the equipmentPreventing damage caused by over-tightening Preventing personal injuryProtecting against electrical shocks Short circuit hazard Installing in a frameInstalling in a cabinet Procedure 1 Installing the rectifier in a frame Step ActionAnchoring the cabinet Procedure 2 Installing a rectifier in a cabinet Step ActionInstalling the rectifier Cabling and connectingConnecting the dc output terminals to the busbars Electrical connections should meet standards Connecting ac to the rectifiersHazardous potentials Cabling ac the NT5C05CA / CB rectifiers Connecting ac to the rectifier NT5C05CC Controller NT NT6C25BA or NT6C25BB Connecting the control signalsFunction Input/ Output Pin assignment for connectors J7 to J12Monitoring of the shunt current Pin assignment for connector J13 Function Output circuit Functional descriptionOverview Input circuit AC breaker Monitoring and control circuitsOutput capacitors Description of the front panel Breakers DC circuit breakerFront panel controls and LEDs Switches, controls and LEDsAC on ac voltage monitoring CL current limit indicatorFAN ALM fan failure alarm Front panel LEDsHvsd high voltage shutdown RFA rectifier failure alarmSEN Fail sense fail alarm Local and remote adjustments and controlsDesignation Description Switches DescriptionRectifier input / output signals to the controller Remote equalize control EQL Volt / AMP digital meter switchSlope sharing SLS Rectifier parallel operationForced sharing FS Remote Hvsd Local and remote Hvsd resetSwitch Position Delay SEC Setting the start-up delayRemote on / OFF control TR Start up delay DIP switchControl signals on connector P1 CB OFF NC This page is left blank intentionally Operation Standard settingsStandard settings for the rectifier Parameter Setting Adjusting the high voltage shutdown Hvsd Starting up and adjustingProcedure 9 Starting up the rectifier Step Action Verifying the current limit Adjusting the equalize voltage EQLAdjusting the slope share Adjusting the forced load sharing Replacing the fan unit MaintenanceReplacing the air filter Re-assembling Calibrating the Volt / Amp MultimeterPreventing short circuits Remotely Resetting the rectifier after an Hvsd high voltage shutdownThis page is left blank intentionally Diagnosing system faults Fault symptom Possible causes TroubleshootingTroubleshooting Part Number CPC Appendix a Replacement partsAppendix a Recommended Replacement Parts Country Prefix Appendix B Technical service assistanceLocal toll-free prefixes Caribbean and Latin America Middle-East Cala Toll-free technical assistance numbersUnited States Canada Europe Asia and the Pacific Abbreviations and acronyms RFA Page Helios Modular Switch Mode Rectifier 200I/48 NT5C05C