Emerson NT5C06D user manual Helios Rectifier 25/48 Single Phase -48V, 25A

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Astec Advanced Power Systems

Helios Rectifier 25/48 Single Phase -48V, 25A

Power Factor Corrected Switch Mode Rectifier

NT5C06D

Installation and User Manual

Manual Number : UM5C06D ( 169-2071-504 )

Manual Status : Standard

Manual Issue : 7.00

Release Date : May 2001

P0831010

Copyright 2001 Astec Advanced Power Systems Ltd

All Rights Reserved

Published in Canada

The information contained in this manual is the property of Astec Advanced Power Systems and is subject to change without notice. Astec Advanced Power Systems Ltd reserves the right to make changes in design or components as progress in engineering and manufacturing may warrant. Except as specifically authorized in writing by the V.P. of Engineering and Product Manufacturing of Astec Advanced Power Systems Ltd, the holder of this manual shall keep all information contained herein confidential and shall protect same, in whole or in part, from disclosure and dissemination to all third parties, and use the same for start-up, operation, troubleshooting, and maintenance purposes only. Any modification to the equipment must be approved by the person responsible for product safety, and design quality at Astec Advanced Power Systems Ltd to ensure that the equipment complies with the operation standards.

This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance with the instructions contained in the Installation and User Manuals, can cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense.

Astec Advanced Power Systems

A part of Emerson Network Power

Helios Candeo is a trademark of Astec International Ltd. The Emerson logo is a trademark and service mark of Emerson Electric Co.

Helios Rectifier 25/48NT5C06D Installation and User Manual

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Contents P0831010 Standard 7.00 May Helios Rectifier 25/48 Single Phase -48V, 25 aPage Helios Rectifier 25/48 Single Phase -48V, 25A Page Publication history This page is left blank intentionally Contents Contents List of Tables List of ProceduresList of Figures ShelfThis page is left blank intentionally Description IntroductionMPS75 NT5C10CX  power shelf 23-inch ApplicationsEquipment Identification MPS75 Modular Power Shelf-NT5C10C with 8-pin signal cables NT5C06D Switch Mode Rectifier Specifications Electrical specificationsElectrical specifications Heat Dissipation Efficiency and Power FactorOutput noise and ripple ReliabilityEnvironmental specifications Operating TransportationStorage Specifications Installation and start up Installing the power shelfTools and test equipment Procedure 1 Installing the power shelf Step Action Wiring the power shelfMax for each rectifier Installing the AC powerAC cable wire size AWG for each rectifierPower shelf individual AC connection DC Conductors InstallationConnecting the DC power shelf Control and Alarm ConnectionsRectifier 3 fail alarm Rectifier Failure AlarmRectifier 1 fail alarm Rectifier 2 fail alarmSense Fail AC Line Fail AlarmFan Alarm DC Circuit BreakerA0384387 SIG NAL Cables FRO M Shelves Installing the rectifier Factory settingVerification Rectifier meter accuracy Procedure 4 Starting up the rectifier StepHigh Voltage Shutdown Hvsd Adjustment Float Voltage Adjustment= 52.2 + .15 V = 52.35 Ii Forced Share Current Limit Verification CLLoad Sharing Forced Load Share Load Share Adjustment ProcedureProcedure 5 Adjusting the load share Step Action Slope Load ShareOperation High voltage shutdown Hvsd local FeaturesFront panel controls Local float / equalize controlFan failure alarm Start-up delayIndicators Rectifier failure alarm RFARemote voltage sensing Sense fail alarm SEN FailLocal ON/OFF control AC breaker Remote ON/OFF controlSequential start Parallel operationDischarge of output capacitors Thermal shutdown Local / remote high voltage shutdown resetPower interface edge connector Input AC voltage monitorPower interface connections Signal interface connectorControl signal connections Maintenance Procedure 6 Adjusting the float / equalize StepFloat / equalize High voltage shutdown Hvsd Cooling fanFan failure Fan replacement NT5C06D rear view Power shelf This page is left blank intentionally Troubleshooting Alarm indication RFA faultSystem fault diagnosis Fault symptom Possible causes Fault symptom Possible causes SEN Fail faultErratic load fault Current or voltage float faultCPC Appendix a Replacement partsAppendix a Replacement parts Appendix B Technical service assistance Local toll-free prefixesCountry Appendix B Technical service assistance Toll-free technical assistance numbersUnited States Canada Europe Asia and the Pacific List of terms and acronyms Sense Fail Rectifier Fail AlarmNormally Open Northern TelecomPage Part of Emerson Network Power