Emerson MPR25- Manual

Emerson MPR25

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Table of Contents:

  • Page 3 – Astec; Advanced Power Systems; 5A Switch Mode Rectifier; Installation and User Manual
  • Page 5 – Publication history
  • Page 6 – Standard release 2.0
  • Page 7 – Contents
  • Page 11 – List of Tables
  • Page 12 – List of Procedures
  • Page 13 – About this manual; Purpose of this manual
  • Page 14 – This page is left blank intentionally.
  • Page 15 – Introduction; Applications
  • Page 16 – Rectifier models; Four models are listed in Table 1.; MODEL TYPE; Note 1; For ordering details, consult the Ordering Guide.; Note 2; All units may be ordered in either brown or grey.; Note 3; The air filter option is restricted to applications under
  • Page 17 – Specifications; Mechanical; The MPR25 or MPR15 rectifiers have the following dimensions:; Electrical; NT5C10 power shelves are listed in Table 3:; Table 3 - MPR15/MPR25 input current requirements; Typical input current value for 54 V dc, full load output =; 0 A AC breaker
  • Page 18 – Output voltage
  • Page 20 – Transportation; water vapor pressure.; Storage; capacitors in working condition.
  • Page 21 – Operation; Rectifier operation
  • Page 22 – Display and rear interface; Designation Color; HVSD ADJUST
  • Page 23 – Fan failure alarm
  • Page 24 – with the –48 V lead to prevent short circuits at the jack terminals.; Current meter; (122°F) for environments requiring the rectifier air filter.; Rear interface; Figure 2 - Rear interface; Fan cooling assembly; Replacement Procedure” section for details.
  • Page 25 – Refer to the “Signal Connections” section for connection details.
  • Page 26 – external sequential start circuit.
  • Page 27 – when no output current (see Note below) is detected during parallel
  • Page 28 – Local/remote high voltage shutdown reset; AC circuit breaker (if so equipped), the associated AC breaker on the; Remote equalize control; operated by applying a remote ground signal (BAT POS) and returns to; Signal connections; (BAT RTN) signal. The alarm contacts are extended by relays and are
  • Page 29 – Figure 3 - Signal Connector
  • Page 30 – Rectifier and controller interface connections; Designation Description Signal
  • Page 31 – Power shelf
  • Page 32 – Table 4 - Power Shelf Feature Summary
  • Page 33 – When hooked up to an external RPM1000, order a Hot
  • Page 34 – To use the optional AC Fail Alarm, order NT5C10KC
  • Page 35 – For shelves equipped with an optional NT5C10KC AC
  • Page 36 – Table 8 - List of abbreviations used in Tables 6 and 7
  • Page 38 – Figure 8 - Power shelf NT5C10BM e/w EQL switch assembly
  • Page 40 – Environmental
  • Page 41 – Installation and start-up procedures; Tools and test equipment; Procedure 1 - Power shelf installation; Position the power shelf against the rack.
  • Page 43 – Cabling the power shelf
  • Page 44 – Shelf configuration
  • Page 46 – DC cables
  • Page 47 – AC common cable; Step Action; Mount conduit connector with lock nut.
  • Page 49 – Procedure 3 - Individual AC connection - side access old vintage; Mount conduit connector with a lock nut.; Procedure 4 - Individual AC connection-side access; Mount the conduit connector with a lock nut.
  • Page 50 – Procedure 5 - Individual AC connection - side access; CAUTI
  • Page 51 – Procedure 6 - Common bussed AC connection - rear access
  • Page 52 – Procedure 7 - DC connection - side access; Punch out the top two .875-inch dia. knockouts on the right side of the
  • Page 53 – Procedure 8 - DC connection - rear access; Insert the bushings, run and connect the wires as illustrated.; Power plant interface - signal cabling; Rectifier and Controller interface connections.
  • Page 54 – Table 9 - Standard system application signal cable connections:; shelf
  • Page 56 – Table 10 - J1, J2 and J3 connector pin assignment
  • Page 57 – Installing the rectifier; Procedure 9 - Rectifier installation; Ensure that the rectifier is firmly slid into position.
  • Page 58 – Operating voltage; If the NT5C06CB, CD or CE model is used, ensure that; Cabling the rectifier; wire harness in the power shelf.; Figure 21 - Rectifier AC and DC power (internal) cabling harness; ordered. Insert one in the third plug from the bottom
  • Page 59 – LVD installation in the shelf; Procedure 10 - LVD installation in the shelf; Remove the LVD faceplate.
  • Page 60 – Factory set voltage limits; V DC above float 0.00 V DC above float
  • Page 61 – Voltage Level Limits for Power; Turn ON the main AC feed.
  • Page 62 – HVSD adjustment; Procedure 12 - HVSD adjustment; Turn the HVSD potentiometer fully clockwise.
  • Page 63 – Float voltage adjustment; Procedure 13 - Float voltage adjustment; Adjust the float potentiometer FLT to 0.5 volt DC (see; Equalize voltage adjustment; Procedure 14 - Equalize voltage adjustment; Hold the equalize switch in the EQL position.
  • Page 64 – Parallel verification
  • Page 65 – Procedure 15 - Parallel verification; to reach full stability prior to final adjustment.; A red RFA indicates a rectifier delivering less than 0.1 A.
  • Page 66 – Procedure 16 - Low voltage disconnect adjustment; Procedure 17 - LVD 50 A adjustment for unit release 02, 02A, 3 and 3A; Set the NORMAL/BYPASS switch to the BYPASS position (if not already
  • Page 67 – Procedure 18 - Low voltage alarm adjustment; WARNING; Procedure 19 - Low voltage disconnect/reconnect adjustment; continued
  • Page 68 – LVD LED does not extinguish, turn the LVDR potentiometer slightly
  • Page 69 – Low voltage disconnect; Humidity
  • Page 70 – DC cabling; Figure 25 - Low voltage disconnect connections; Control and monitoring signals; LVD in an embedded shelf application.; Figure 26 - Low voltage control and monitoring signals; K3 Con tact or
  • Page 71 – LVD LED ON and activates the low voltage disconnect alarm. When the; Test feature; test jacks TP1 and TP2.
  • Page 73 – Maintenance; Procedure 20 - Float/equalize and remote equalize; Note; The 0.5 volt DC extra does not apply to MPR25 rectifiers
  • Page 76 – Load sharing; Procedure 21 - Fan replacement; five mounting screws that secure the fan assembly (see Figure 27).
  • Page 77 – Mount the replacement fan in the same orientation as the old one,; Do not run the rectifier without a fully operational fan or
  • Page 78 – Figure 27 - Fan assembly; In case of difficulty, follow the steps indicated below:; Before readjusting the potentiometers set the test switch to
  • Page 79 – Fault diagnosis; Possible cause
  • Page 81 – References; Figure 28 - System application power shelf MPS50S and MPS75S
  • Page 82 – Figure 29 - Embedded application power shelf MPS50E and MPS75E
  • Page 83 – Figure 30 - Low voltage disconnect
  • Page 88 – Figure 35 - NT5C10BD embedded application
  • Page 89 – Figure 36 - NT5C10BD and NT5C10BP embedded application
  • Page 96 – Figure 43 - Embedded application NT5C10BL
  • Page 97 – Figure 44 - Embedded application NT5C10BM e/w NT5C10KB
  • Page 98 – Figure 45 - System application NT5C10CO
  • Page 101 – Purpose; Yes
  • Page 103 – During transfer from a failed “MAIN” unit to a ‘STANDBY” unit the load; Alarms; When the Main 2 rectifier is missing TB1-3 and TB1-4; Voltage Level Limits for Power Plants,
  • Page 104 – x 12.0 inches D. They provide housing for up to three MPR25EX; Shelf labeling; The Standby rectifier HVSD should be adjusted 0.5
  • Page 105 – Appendix B: NT5C10CO shelf; General; two rectifiers be reduced to less than 20 amperes.
  • Page 107 – Power-up and verification; For systems equipped with the NT5C10CO power shelf, proceed as; Procedure 22 - Power-up and verification
  • Page 108 – Adjustment and verification; The following steps are required to verify the system’s operation.; Procedure 23 - Adjustment and verification; Release the clamping bar of the power shelf by loosening the two
  • Page 111 – same time supply power to a 10 A load. When the load is 6 A, or less on a; Troubleshooting; Fault symptom
  • Page 113 – Appendix C: Recommended replacement parts; ITEM CPC; Air Filter Kit
  • Page 115 – Appendix D: Technical service assistance; Local toll-free prefixes; Country Prefix
  • Page 116 – Toll-free technical assistance numbers; In Asia and the Pacific:
  • Page 117 – Abbreviations and acronyms
  • Page 118 – This page is left blank intentionally
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Astec

Advanced Power Systems

Astec Advanced Power Systems

A part of Emerson Network Power

MPR25 / MPR15 Series,

Single Phase

−

48V,

25A Switch Mode Rectifier

NT5C06B/C

Installation and User Manual



P0711722 Standard 10.00 May 2001

UM5C06B / C ( 169-2071-500 )

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Summary

Page 3 - Astec; Advanced Power Systems; 5A Switch Mode Rectifier; Installation and User Manual

Astec Advanced Power Systems 25A Switch Mode Rectifier  NT5C06B / C Installation and User Manual MPR25 / MPR15 Series, Single Phase − 48V, 25A Switch Mode Rectifier NT5C06B/C Installation and User Manual Manual Number : UM5C06B / C ( 169-2071-500 ) Manual Status : Standard Manual Release : 10.0 Rel...

Page 5 - Publication history

5 25A Switch Mode Rectifier  NT5C06B / C Installation and User Manual Publication history May 2001 Standard Issue 10.00. Manual modified to reflect the Emerson identity. ( EC 102-26701 ) September 1999 Standard release 9.0. Document modified to reflect new Astec address and minor corrections throug...

Page 6 - Standard release 2.0

6 Publicaton history UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 February 15, 1991 Standard release 2.0 October 1, 1990 Standard release 1.0

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