Emerson MPR15 Series Installation And User Manual
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Emerson MPR15 Series Installation And User Manual

Emerson MPR15 Series Installation And User Manual

Single phase −48v 25a switch mode rectifier
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Astec Advanced Power Systems
UM5C06B / C ( 169-2071-500 )
MPR25 / MPR15 Series, Single Phase 48V,
25A Switch Mode Rectifier
NT5C06B/C
Installation and User Manual
P0711722 Standard 10.00 May 2001
Astec Advanced Power Systems
A part of Emerson Network Power

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  • Page 1 Astec Advanced Power Systems UM5C06B / C ( 169-2071-500 ) MPR25 / MPR15 Series, Single Phase 48V, 25A Switch Mode Rectifier NT5C06B/C Installation and User Manual P0711722 Standard 10.00 May 2001 Astec Advanced Power Systems A part of Emerson Network Power...
  • Page 3 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. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 5: Publication History

    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 throughout. (ECN 102-17331) May 1999 Standard release 8.0. Document modified to reflect Astec identity.
  • Page 6 6 Publicaton history February 15, 1991 Standard release 2.0 October 1, 1990 Standard release 1.0 UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 7: Table Of Contents

    Local float / equalize control ...22 Indicator lamps ...22 Rectifier failure alarm (RFA)...23 Fan failure alarm...23 Internal high voltage shut down (HVSD)...23 Local ON/OFF control (DC and optional AC breakers) ...23 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...
  • Page 8 8 Contents Inrush current limiting fuse (F1) ...23 Test points (V+, V-) ...24 Current meter ...24 Fan filter option ...24 Rear interface...24 Fan cooling assembly...24 Signal connector...25 Power interface edge connector ...25 Features ...25 Operating features...25 Monitoring features ...26 Measurement features...27 Control features...27 Signal connections...28 Rectifier and controller interface connections ...30...
  • Page 9 Load sharing ...76 Fan failure ...76 Fan replacement procedure...76 Low voltage disconnect ...78 Fault diagnosis...79 Appendix A: NT5C10BF-1 and NT5C10BP ... 101 Purpose ...101 Application ...101 FTIP application...101 Alarms...102 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Contents 9...
  • Page 10 Figure 6 - Power shelf NT5C10BJ or NT5C10BK (exterior view) ...37 Figure 7 - Power shelf NT5C10BJ or NT5C10BK (interior view) ...37 Figure 8 - Power shelf NT5C10BM e/w EQL switch assembly...38 Figure 9 - Power shelf NT5C10CO equipped with start delay LED ...38 Figure 10 - 19-inch power shelf ...42...
  • Page 11 Table 10 - J1, J2 and J3 connector pin assignment...56 Table 11 - Application configuration table...101 Table 12 - Application configuration table...103 Table 13 - Systems equipped with NT5C10CO power shelf fault diagnosis ...111 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Contents 11...
  • Page 12 12 Contents List of Procedures Procedure 1 - Power shelf installation...41 Procedure 2 - Common bussed AC connection - side access...47 Procedure 3 - Individual AC connection - side access old vintage ...49 Procedure 4 - Individual AC connection-side access ...49 Procedure 5 - Individual AC connection - side access ...50 Procedure 6 - Common bussed AC connection - rear access...51 Procedure 7 - DC connection - side access...52...

  • Page 13: About This Manual

    How this manual is organized This manual is divided into nine parts: Introduction Specifications Operation Power shelf Installation and start-up procedure Low voltage disconnect Maintenance References Appendices 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...
  • Page 14 14 About this manual This page is left blank intentionally. UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 15: Introduction

    The rectifier will operate with existing Astec rectifiers and other compatible manufacturers' products. It is compatible with Astec conventional and microprocessor-based controllers designed to interface with the basic standard signals. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 16: Rectifier Models

    16 Specifications Rectifier models Four models are listed in Table 1. Table 1 - NT5C06B/C models MODEL MPR25E MPR15E MPR25EX MPR15EX Table 2 - Rectifier feature summary UNIT FEATURE DC Breakers Remote ON/OFF Remote HVSD Reset Float/EQL Control Remote Equalize Fan Alarm Indicator RFA Indicator Local/Remote Sensing...

  • Page 17: Specifications

    Typical input current value for 54 V dc, full load output = maximum input current at Output 54V DC, current limit minimum line. 20 A AC breaker 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual 208 V AC 240 V AC 47-63 Hz...

  • Page 18: Output Voltage

    18 Specifications Output voltage Floating: Equalizing: Output regulation: Output protection: Output current: Current limit: Note: Output noise and ripple less than 22 dBrnC at voice frequency, with batteries measured at the point of regulation and over the entire range of the rectifier, inducing operation in the current limit mode, and low nominal and high input conditions.

  • Page 19: Acoustical Noise

    40 to 50 C MPR25E: 0 to 65 C MPR25EX: -40 to 65 C 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Specifications 19 (32 to 122 F) (-40 to 122 F) (32 to 149 F) (-40 to 149 F)

  • Page 20: Transportation

    20 Specifications Humidity: Altitude: Transportation The following environmental limits must be observed during transportation: Temperature: Humidity: Vibration: Pressure: Temperature shock: Storage The following environmental limits must be observed during storage: Temperature: Humidity: The rectifier contains aluminum electrolytic capacitors. For this reason the rectifier must remain in operation, or once a year the equipment must be energized for at least two hours to maintain the electrolytic capacitors in working condition.

  • Page 21: Operation

    A three-digit output current meter reads the output shunt and displays the value using an integrated logic circuit. An auxiliary power supply provides the various voltages required by the internal circuitry and cooling fan. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 22: Display And Rear Interface

    Local float / equalize control The rectifier is equipped with a momentary Float/Equalize switch. When the switch is held in the EQL position, the rectifier changes to equalize mode and boosts the output voltage to the value set by the EQL potentiometer.

  • Page 23: Rectifier Failure Alarm (Rfa)

    See the “Recommended Replacement Parts” section to order a replacement fuse. Rel. 10 Rel. 10 Rel. 12 Rel. 12 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 23...

  • Page 24: Test Points (V+, V-)

    24 Operation Test points (V+, V-) Test points allow the user to measure the voltage at the point of regulation, whether the DC breaker is ON or OFF. A 10 K resistor is placed in series with the –48 V lead to prevent short circuits at the jack terminals. Current meter A three-digit output current meter, available on the enhanced model, reads the output shunt and displays the value using an integrated logic circuit.

  • Page 25: Signal Connector

    The current limit circuit will continue working in both the float and equalize modes. Soft start and walk-in The output current rises from 10% to 90% in 2 seconds (typically). 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 25...

  • Page 26: Monitoring Features

    26 Operation AC inrush current The AC current during the turn on sequence of the rectifier, under all input and output conditions specified in this document, will not exceed its full load steady-state value. Sequential start The rectifier Temporary Release (TR) leads are available for use with an external sequential start circuit.

  • Page 27: Output Current Monitor

    (BAT RTN) pulse. The rectifier will shut down if it is supplying more than 10% of its full load rating. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 27 Rel.10 Rel.10...

  • Page 28: Signal Connections

    28 Operation Local/remote high voltage shutdown reset The rectifier may be reset from an HVSD condition locally, by resetting the AC circuit breaker (if so equipped), the associated AC breaker on the distribution panel, or remotely by applying a ground signal at the HVSDR input of the rectifier provided: the 'TR' lead is not activated the 'AC' (optional) and 'DC' breakers are closed...

  • Page 29: Figure 3 - Signal Connector

    20 - Not Connected 21 - Not Connected 22 - Not Connected 23 - Not Connected 24 - Not Connected 25 - Not Connected AMP 211149-1 AMP 66103-1 AMP 66460-7 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 29...

  • Page 30: Rectifier And Controller Interface Connections

    30 Operation Rectifier and controller interface connections Designation RG+/RC- HVSD HVSDR F.ALM Shunt (+) and Shunt (-) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 Description Signal Sensing Leads battery or charge/discharge bus Remote High Voltage Bat RTN Shutdown Remote High Voltage Bat RTN...

  • Page 31: Power Shelf

    2 x MPR25 or MPR15 + LVD (Figure 7) 2 x MPR25 or MPR15 + LVD + RPM1000C (Figure 6) 3 x MPR25 or MPR15 + EQL SW Assembly (Figure 8) 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 32: Table 4 - Power Shelf Feature Summary

    32 Operation Embedded • In these shelf-specific applications (Table 4) the rectifiers are designed to fit signals that are brought out from the shelf through an open ended cable or as suited by the particular application requirements. • the AC input is either common bussed or individually fed, equipped or not, for EMI filtering to the rectifiers.

  • Page 33: Table 5 - Modular Power Shelf Embedded Application Signal Availability

    Individual When hooked up to an external RPM1000, order a Hot Stand By (HSB) and an equalize switch assembly A0401062 NT5C10KE Free Load Sharing (FLS). 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 33 NOTES NT6C13FM...

  • Page 34: Nt5C10Bm

    34 Operation Note 2: Note 3: Note 4: Table 6 - Modular power shelf embedded application signal availability PEC CODE EQL RG+ RC- HVSDR HVSD NT5C10BA-1 NT5C10BA-3 BL/W W/BL NT5C10BA-5 NT5C10BB-1 NT5C10BB-3 NT5C10BF-1 TB1- TB1-1 NT5C10BC-1 NT5C10BC-3 NT5C10BD-3 P1-2 P1-1 NT5C10BE J2-1 J2-4 NT5C10BM...

  • Page 35: Table 7 - Modular Power Shelf System Application Signal Availability

    P1-1 P1-2 P1-3 For shelves equipped with an optional NT5C10KC AC Fail Alarm Circuit, the Alarm Signal is available on TB1-1 (NC) and TB1-2 (C). 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 35 AC FAIL...

  • Page 36: Figure 4 - 19-Inch Power Shelf (Front View)

    36 Operation Table 8 - List of abbreviations used in Tables 6 and 7 LEGEND Rectifier sense (+VC lead) Rectifier sense (-VC lead) HVSDR High Voltage Shutdown Restart HVDS High Voltage Shutdown RFA NC Rectifier Fail Alarm (normally closed contact) FAN NC Fan Alarm (normally closed contact) RFA C...

  • Page 37: Figure 5 - 23-Inch Power Shelf (Front View)

    POS( ) Figure 7 - Power shelf NT5C10BJ or NT5C10BK (interior view) RPM 1000C POS( ) CHASSIS CHASSIS 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 37 50A LOW VOLTAGE DISCONNECT NT6C13F REL ( ) SER NO (...

  • Page 38: Electrical

    38 Operation Figure 8 - Power shelf NT5C10BM e/w EQL switch assembly POS( ) Figure 9 - Power shelf NT5C10CO equipped with start delay LED MAIN Electrical When using the MPR25 rectifier, powered from 208 / 240 V AC 50 / 60 Hz...
  • Page 39 Output Voltage: -46 V DC to -57 V DC Output current: one rectifier two rectifiers three rectifiers 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Operation 39 25 A 50 A 75 A 10.5 (16.5) 21.0 (33.0) 31.5 (49.5)

  • Page 40: Environmental

    40 Operation Environmental The power shelf is suitable for use with rectifiers equipped with the extended temperature option as well as with the standard temperature range. It is designed for use under the following environmental conditions: Temperature: Humidity: Altitude: Storage During shipping and storage the acceptable environmental range is: - high temperature: - low temperature:...

  • Page 41: Installation And Start-Up Procedures

    Remove the AC junction box cover (left side) and store for re- installation. Remove the DC and control wiring area cover (right side) and store for re-installation. Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 42: Figure 10 - 19-Inch Power Shelf

    42 Installation and start-up procedures Figure 10 - 19-inch power shelf BLANK PANEL AC JUNCTION BOX DC CONTROL WIRING LVD POSITION POS 2 PO S 1 CLAMPING BAR Figure 11 - 23-inch power shelf BLANK PANEL DC CONTROL WIRING AC JUNCTION BOX POS 3 POS 2 POS 1...

  • Page 43: Cabling The Power Shelf

    DC cabling side opening. Ensure the wire does not interfere with the rectifier connections. See Figure 13 for the extra ground connection mounting location. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 44: Shelf Configuration

    44 Installation and start-up procedures Shelf configuration 19-inch system shelf (NT5C10CA-1/2) Capacity: AC common cable: DC cables: Signals 2 x 8 conductor cables terminated with connectors. 19-inch embedded shelf (NT5C10BF-1 and NT5C10BP) Capacity: AC common cable DC cables Signals: Note: 19-inch embedded shelf (NT5C10BA-1/2) Capacity: AC common cable...

  • Page 45: 19-Inch Embedded Shelf (Nt5C10Ba-5/6,Nt5C10Bb-3/4)

    - 2/12 AWG armored cable. Refer to Figure 16 - 4 AWG (BAT and BAT RTN). Refer to Figure 19(side) and to Figure 20 (rear) - 1 cable (for remote sensing and alarm) 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 46: 23-Inch Embedded Shelf (Nt5C10Bc-3, Nt5C10Bd-3)

    46 Installation and start-up procedures 23-inch embedded shelf (NT5C10BC-3, NT5C10BD-3) Capacity: AC common cable: DC cables: Signals: 23-inch embedded shelf (NT5C10BM) Capacity: AC common cable: DC cables Signals: 23-inch embedded shelf (NT5C10BL) Capacity: AC individual cable DC cables Signals: 23-inch embedded shelf (NT5C10BJ, NT5C10BK) Capacity: AC common cable DC cables...

  • Page 47: 23-Inch System Shelf (Nt5C10Co)

    - 6 AWG (BAT and BAT RTN). Refer to Figure 18 (side) and to Figure 19 (rear) - 2 cables (for remote sensing and alarm) See Appendix B for additional information. FR GRD Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 48: Figure 14 - Extra Ground Connection Mounting Location (Optional)

    48 Installation and start-up procedures Figure 14 - Extra ground connection mounting location (optional) (Typical installation view for all shelf models) Figure 15 - Embedded shelf (left view) - individual ac - side access old vintage UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 49: Figure 16 - Embedded Shelf (Left View) - Individual Ac - Side Access

    Mount the conduit connector with a lock nut. Run and connect wires as illustrated. Re-install the blank panel to prevent access to the connections inside. Installation and start-up procedures 49 Action –end– Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 50: Figure 17 - System Or Embedded Shelf (Left View) - Individual Ac - Side Access

    50 Installation and start-up procedures Figure 17 - System or embedded shelf (left view) - individual AC - side access ATTENTION CAUTI Procedure 5 - Individual AC connection - side access Step Punch out the 0.875 in. dia. knockout on the left side of the shelf. Mount the conduit connector with a lock nut.

  • Page 51: Figure 18 - System Shelf (Left View) - Common Bussed Ac - Rear Access

    Mount the conduit connector with a lock nut. Run and connect the wires as illustrated. Re-install the blank panel to prevent access to the connections inside. Installation and start-up procedures 51 Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 52: Figure 19 - System Or Embedded Shelf (Right View) - Dc Connecting - Side Access

    52 Installation and start-up procedures Figure 19 - System or embedded shelf (right view) - DC connecting - side access (+VDC) (-VDC) Procedure 7 - DC connection - side access Step Punch out the top two .875-inch dia. knockouts on the right side of the shelf.

  • Page 53: Power Plant Interface - Signal Cabling

    Re-install the blank panel to prevent access to the connections inside. Power plant interface - signal cabling Rectifier and Controller interface connections. ( +V DC) BA T (-V DC) Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Installation and start-up procedures 53...

  • Page 54: Table 9 - Standard System Application Signal Cable Connections

    54 Installation and start-up procedures Table 9 - Standard system application signal cable connections: DESIGNATION RG (+) and RC (-) HVSD HVSDR FAN ALM When the rectifier is installed in an embedded shelf, the RC+, RG-, EQL (if equipped) and RFA monitoring signals are extended by the cable assembly which is fed through the rear of the shelf.
  • Page 55 The NT6C13FJ is equipped with an interface circuit pack that receives the LVD signal from the RPM1000C (battery return) to open the LVD contactor. It is equipped with a bypass switch. The function of the BYPASS switch is to prevent accidental release of the LVD contactor during maintenance, or when the RPM1000C is being replaced.

  • Page 56: Table 10 - J1, J2 And J3 Connector Pin Assignment

    MPR25 rectifiers and is wired for common AC input, 120 / 208 / 240 V AC. When the equalize switch is set to the EQL position, a battery return signal is sent to the remote equalize input port of each rectifier in the power shelf.

  • Page 57: Installing The Rectifier

    Slide the rectifier into the shelf, resting it on top of the stored blank panel. Ensure that the rectifier is firmly slid into position. Re-install the clamping bar by tightening the two captive screws. Installation and start-up procedures 57 Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 58: Um5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May

    58 Installation and start-up procedures Cabling the rectifier The AC and DC cabling to the rectifier is provided directly by an internal wire harness in the power shelf. Figure 21 - Rectifier AC and DC power (internal) cabling harness DC + DC - Noten: The rectifier frame is grounded through the 12 AWG green wire of the wire harness.

  • Page 59: Lvd Installation In The Shelf

    Secure the clamping bar by tightening the two captive screws. Figure 22 - Embedded shelf - LVD connections - rear access TO LOAD CHASSIS GROUND Action BAT RTN LOAD 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Installation and start-up procedures 59 BAT SENSE LEADS...

  • Page 60: Start-Up Procedure

    60 Installation and start-up procedures Figure 23 - Embedded shelf - LVD connections - side access CHASSIS GROUND Start-up procedure Factory set voltage limits All rectifiers are factory set as follows unless otherwise requested by the customer: Float Voltage: Equalize: HVSD: LVD/LVD Alarms Low Voltage Alarm (LVA):...

  • Page 61: Rectifier Power-Up

    If the rectifier does not provide voltage, check inrush fuse F1. If the no voltage status remains, refer to the appropriate troubleshooting section Installation and start-up procedures 61 Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 62: Hvsd Adjustment

    62 Installation and start-up procedures Figure 24 - Embedded shelf quick disconnect for sense (sectional view) HVSD adjustment Procedure 12 - HVSD adjustment Step Action Turn the HVSD potentiometer fully clockwise. Monitoring the test points (V+, V-), adjust the float potentiometer FLT to the desired HVSD level.

  • Page 63: Float Voltage Adjustment

    Step Hold the equalize switch in the EQL position. While the switch is up, set the equalize potentiometer to 0.5 volts DC (see Note below) above the desired level determined by the battery vendor or power engineer, using the voltmeter attached to the test point (V+ V-).

  • Page 64: Parallel Verification

    64 Installation and start-up procedures Parallel verification Note 1 : Note 2 : Reconnect the sense leads (if disconnected before the rectifier power-up) for all the shelf rectifiers by connecting the quick tab of TB-1 on the shelf re-installing the sense fuse (system application) setting the dip switches to the ON position (system application) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 The following does not apply to rectifier shelf...

  • Page 65: Low Voltage Disconnect (Lvd)

    NT6C13PB Rel. 03). To verify the LVA and LVD/LVDR operating levels on line, without disconnecting the load, proceed as indicated in Procedure 16: Installation and start-up procedures 65 Action –end– 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 66: Adjustment For The 50 A Lvd Unit Rel. 02, 02A, 3 & 3A

    Continue to turn the test potentiometer clockwise. Between -50 and - 50.5 V the LVD LED should extinguish. If no adjustment is required, set the NORMAL/BYPASS switch to the NORMAL position. The TEST LED should extinguish. If any alarm level must be readjusted, follow the steps described below: Adjustment for the 50 A LVD unit Rel.

  • Page 67: Low Voltage Alarm (Lva) Adjustment

    Adjust the voltage measured at the test jacks to -43.5 V with the Test potentiometer. Turn the LVD potentiometer clockwise until the LVD LED lights up. Installation and start-up procedures 67 Action –end– Action continued 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 68: Rectifier Replacement/Add-On Procedure

    Readjust the test voltage to –51 V. The LVD LED should extinguish between -50 and -50.5 V. If it does not, repeat step 17. Set the NORMAL/BYPASS switch to the NORMAL position. The TEST LED should extinguish. Rectifier replacement/add-on procedure Follow the “Start-up procedure: Rectifier power up”section of this chapter.

  • Page 69: Low Voltage Disconnect

    8 V above the release level -40°C to 65°C (-40°F to 149°F) 0% to 95% (non condensing) Sea level to 2100m (7000 ft.) +75°C Dry heat (167°F) -50°C (-58°F) 0 to 95% (non condensing) 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 70: Dc Cabling

    70 Low voltage disconnect DC cabling The DC cabling from the batteries, or shelf, to the Low Voltage Disconnect unit must be connected manually. Figure 25 illustrates the connections to be made. The “Installation and start up procedure” chapter indicates the sequence to be followed when the unit is installed in the power shelf.

  • Page 71: Operation

    When the panel switch is set to 'Test/Bypass' a ground signal is applied to lock the LVD contactor and the 'TEST' potentiometer is connected in series with the control circuit. Varying this potentiometer will affect the voltage senses by the LVD and LVA detectors.
  • Page 72 72 Low voltage disconnect This page is left blank intentionally. UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 73: Maintenance

    0.5 volts (see Note below) above the system equalize requirement. Release the FLT/EQL switch. Verify that the output voltage drops to the float value plus 0.5V (see Note below). Verify the HVSD level. It is recommended that it be set approximately 3 V above the shutdown limit of the power system.

  • Page 74: Filter

    74 Maintenance Filter If the unit operates in a dusty environment the optional fan filter is recommended. It must be inspected and replaced, or thoroughly cleaned, at least every 12 months. To remove the filter, simply unscrew it. Re-install it by reversing the operation.

  • Page 75: Low Voltage Disconnect

    Astec representative. Triggers an alarm at no load condition, only for the following releases, or under. NT5C06BB,BB-1,BB-3,BC NT5C06CA,CA-1,CA-3,CA-5,CC NT5C06CB,CB-1,CB-3,CD NT5CO6CE-61(-46) 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Maintenance 75 Note below). This could Rel.10 Rel.10 Rel.12...

  • Page 76: Load Sharing

    76 Maintenance Load sharing Verify that the sense leads of all the rectifiers are connected to a common point (across the battery or output power terminals of the power shelf, or at the discharge busbar). Readjust the rectifier’s float voltage until all the rectifiers share the load. It is recommended that the current from each rectifier be 3 amperes minimum for best results.
  • Page 77 CAUTION Do not run the rectifier without a fully operational fan or with a fan other than the specified replacement for this cooling application 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Action –end– Maintenance 77...

  • Page 78: Low Voltage Disconnect

    When the LVD is defective and has to be removed from the system, bypass the LVD externally (using a #6 AWG cable) to maintain power to the load. CAUTION Before readjusting the potentiometers set the test switch to the Test/Bypass position.

  • Page 79: Fault Diagnosis

    Replace the circuit pack if it is still not operational. Verify the voltage at the test jacks. Remove the faceplate and check the fuse located on the control PCB. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Maintenance 79...
  • Page 80 80 Maintenance This page is left blank intentionally. UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 81: Applications

    DOLPHIN GREY 3 RECTIFIERS 3 RECTFIERS NT5C10CF NT5C10CH INDIVIDUAL AC DOLPHIN GREY 3 RECTIFIERS 3 RECTFIERS 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual 23" SHELF OXFORD GREY NT5C10CD-1 COMMON AC EMI FILTER 3 RECTIFIERS NT5C10C0 COMMON AC...

  • Page 82: Figure 29 - Embedded Application Power Shelf Mps50E And Mps75E

    3 RECTIFIERS RPM1000C OPT ENGLISH/FRENCH LVD OPT NT5C10BM NT5C10BL COMMON AC INDIV. AC EMI FILTER EMI FILTER 3 RECTIFIERS 3 RECTIFIERS EQL SWITCH ASSY OPT. NT5C10 EMBEDDED APPLICATION GENERAL PURPOSE RECTIFIER ADAPATER NT5C10BE RECTIFIER ADAPTER FOR SER100 BROWN GENERAL PURPOSE...

  • Page 83: Figure 30 - Low Voltage Disconnect

    289 A FINISH GREY 800E CABINET NT6C13FE 2.20" WIDE GREY BROWN NT6C13FJ 50A LVD E/W RPM1000C BROWN 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 83 NT6C13FF RECTIFIER ADAPTER NT6C13FK NT6C13FM 50A LVD E/W 2.20" WIDE RPM1000C BROWN...

  • Page 84: Figure 31 - Power Shelf Wiring Figure Index

    84 References Figure 31 - Power shelf wiring figure index Embedded application 19" Brown NT5C10BA-1 NT5C10BA-3 NT5C10BA-5 Embedded application 19" Oxford grey NT5C10BB-1 NT5C10BB-3 Embedded application 19" Brown NT5C10BF-1 Embedded application 23" Brown NT5C10BC-1 NT5C10BC-2 NT5C10BC-3 NT5C10BJ Embedded application 23" Oxford grey NT5C10BD-3 NT5C10BK UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 85: Figure 32 – Nt5C10Ba-5/6 And Nt5C10Bb-1/2, 3/4 Embedded Application

    RETURN RFA 2 TO POWER BAT GRD SHELF DC -48V BAT TERMINAL LV ALM 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 85 HVSDR HVSD RFA (NC) SPARE FAN ALM (NC) TO 1ST FAN ALM (NO)

  • Page 86: Figure 33 – Nt5C10Ba-1/2 Embedded Application

    86 References Figure 33 – NT5C10BA-1/2 embedded application REMOTE SENSE (WHITE) RFA MIN (BROW N) TO LOGIC RETURN NO STANDBY RECTIFIER -48V BAT TO DC TERMINAL (BLUE) RFA MAJOR (RED) FAN ALM TO POWER BAT GRD SHELF DC -48V BAT TERMINAL (YELLOW ) LV ALM...
  • Page 87 (O RAN G E O NE R ED DO T) (W H IT E O NE SLATE DO T) (RED O NE O RA NG E DO T) AC RELAY 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 87 EQ L RG +...
  • Page 88 88 References Figure 35 - NT5C10BD embedded application RG + (BLACK) (RED) RC - TO MAINT & LOCK CONNECTOR RFA (NC) (WHITE) (BAT GRD) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 RG + RC - HVSDR HVSD RFA (NC) SPARE...
  • Page 89 LVA (NO) TB1- 2 TB1- TB1- TB1- TB1- TB1- LVD (C) LVA (C) 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 89 HVSDR HVSD RFA (NC) SPARE FAN ALM (NC) RFA (C) FAN ALM (C) MAIN 2...

  • Page 90: Nt5C10Cc-1/2, Nt5C10Cd-1/2, Nt5C10Ce-1/2, Nt5C10Cf-1/2 Nt5C10Cg, Nt5C10Ch

    90 References Figure 37 - System application - NT5C10CA-1/2, NT5C10CB-1/2, 3/4, 5/6, NT5C10CC-1/2, NT5C10CD-1/2, NT5C10CE-1/2, NT5C10CF-1/2, NT5C10CG, NT5C10CH P0745672 P0714580 CA ASSY (22-8 COND) TO MONITORING CIRCUIT HVSDR FIRST APPEARANCE HVSD RFA (NC) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 FAN ALM (NC) RFA (C) FAN ALM (C)
  • Page 91 References 91 Figure 38 - Embedded application - NT5C10BC-1, NT5C10BC-2, NT5C10BC-3, NT5C10BM 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...
  • Page 92 92 References Figure 39 - Embedded application NT5C10BJ, NT5C10BK e/w RPM1000C and LVD Kit FAN ALM (NC) RPM UNIT HVSDR HVSD RFA (NC) RFA COM OF OFFICE ALARM CIRCUIT FAN ALM (NC) RPM UNIT HVSDR HVSD RFA (NC) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 P0736441 CA ASSY RFA (C)
  • Page 93 LVD CTL OUT 1 ALL MIN OUT 2 ALL MAJ TO DMS1-U OUT 3 CABINET ALARM UNIT FAIL MAJ ALM 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 93 P0736441 CA ASSY FAN ALM (NC) HVSDR HVSD...
  • Page 94 94 References Figure 41 - Embedded application NT5C10BJ, NT5C10BK e/w LVD and I/F Circuit Pack Kit FAN ALM (NC) I/F CKT PACK HVSDR HVSD RFA (NC) I/F CKT PACK RFA COM (E1) FAN ALM (NC) I/F CKT PACK HVSDR HVSD RFA (NC) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 P0736441...
  • Page 95 OF NT5C10PC CKT PACK LVA COM LVA ALM CA ASSY PART OF NT5C10PC CKT PACK 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 95 P0736441 CA ASSY NT5C10PC RFA COM I/F CKT PACK PART OF KIT...
  • Page 96 96 References Figure 43 - Embedded application NT5C10BL MONITORING CIRCUIT RFA (NC) UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 P0713173 CA ASSY HVSDR HVSD RFA (NC) SPARE FAN ALM (NC) RFA (C) FAN ALM (C) FAN ALM (NO) RFA (NO) SEN (C) SEN (NC)
  • Page 97 FAN ALM (NC) RFA (C) FAN ALM (C) FAN ALM (NO) RFA (NO) SEN (C) SEN (NC) SEN (NO) 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 97 PART OF RECTIFIER NT5C06 TYPE (POS 1) HVSD PART OF...
  • Page 98 98 References Figure 45 - System application NT5C10CO PART OF P0724080 CA ASSY FAN ALM (NC) FROM HVSDR HVSD RFA (NC) FAN ALM (NC) FROM HVSDR HVSD RFA (NC) NEUTRAL 110V AC SUPPLY 220V PART OF P0724079 CA ASSY UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 NT5C10PD TIME DELAY CKT PACK FAN ALM (NC)
  • Page 99 FAN ALM (NC) NT5C10PD HVSDR HVSD RFA (NC) RFA (C) FAN ALM RFA (C) FAN ALM 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual References 99 PART OF RECTIFIER NT5C06 TYPE (POS 2) HVSDR HVSD RFA (NC)
  • Page 100 100 References This page is left blank intentionally. UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 101: Appendix A: Nt5C10Bf-1 And Nt5C10Bp

    The standby unit will provide the required current within 10 seconds. Table 11 - Application configuration table Rectifier Function Main/Standby Main/None/LVD Main1/Standby/LVD Alarms RFA/LVA/LVDA RFA/LVA/LVDA/NSR 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Current Capacity 17.5 A 17.5 A...

  • Page 102: Alarms

    102 Appendix A: NT5C10BF-1 and NT5C10BP Alarms Available alarms for monitoring the status of the FTIP power system are as follows: Power and signal lead termination The power and signal cables are terminated as follows: Power cables: -Battery Return (RTN A) -Battery (-48 A) b) Signal cables: -Negative Sense (RC-)

  • Page 103: Alarms

    Appendix A: NT5C10BF-1 and NT5C10BP 103 Function main/standby Battery Return (RTN) When the Main 2 rectifier is missing TB1-3 and TB1-4 must be strapped together. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Alarms Current capacity 25 A RFA/NSR...

  • Page 104: General Requirements

    104 Appendix A: NT5C10BF-1 and NT5C10BP General requirements Power shelf size The NT5C10BF-1 and NT5C10BP power shelves are designed specifically for the FTIP/FTOP application. They measure 17.0 inches W x 7.0 inches H x 12.0 inches D. They provide housing for up to three MPR25EX (NT5C06BB) SMRs (FTOP application), or two MPR15E (NT5C06CB/CD) SMRs plus one 50 A LVD module (NT6C13FA) (FTIP application).

  • Page 105: Appendix B: Nt5C10Co Shelf

    (red), and the "DELAYED START" yellow LED of the timer will be ON to indicate that the rectifier with the red RFA LED is on delayed start mode. 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...

  • Page 106: Technical Specifications

    106 Appendix B: NT5C10CO shelf Technical specifications Input AC: Power system maximum load: Battery charging current: Maximum battery reserve: Delayed Start delay: OPEN 24 hours Delay Test Mode: UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 WARNING The power shelf must be connected to 120 V AC and a 20-ampere circuit.

  • Page 107: Power-Up And Verification

    Remove the right blank panel from the power shelf by removing the retaining screw, pushing it up and pulling it out. Locate the timer switch SW1 (located on the circuit pack at the right side of the power shelf) and verify the settings. Default factory settings should be as follows (24-hour delay): Plug the AC power plug into the wall receptacle.

  • Page 108: Um5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May

    Remove the right blank panel by removing the screw, pushing it up and pulling it out. Locate the timer SW1 switch on the circuit pack, then set the switches as follows (see the following illustration). Turn “ON” the DC and AC breakers of both rectifiers.
  • Page 109 Reset the timer by closing and opening the SW1-6 switch and observe the operation of the power system: The DELAYED START yellow LED is lit.
  • Page 110 110 Appendix B: NT5C10CO shelf Note 1: Note 2: UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001 OPEN CLOSED At this point, one rectifier may indicate an RFA. An RFA may be indicated when a rectifier delivers less than 0.1 A (see Note 2).

  • Page 111: Troubleshooting

    Main rectifier has been removed or generates an RFA. Faulty circuit pack. Verify that the SW1 switch is properly set. Faulty circuit pack. —end— 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Appendix B: NT5C10CO shelf 111...
  • Page 112 112 Appendix B: NT5C10CO shelf This page is left blank intentionally. UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 113: Appendix C: Recommended Replacement Parts

    Appendix C: Recommended replacement parts ITEM Air Filter Kit Fan Assembly Fuse 3/4 A, 250 V (F1) A0370200 P0710139 A0351850 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual...
  • Page 114 114 Appendix C: Recommended replacement parts This page is left blank intentionally. UM5C06B / C ( 169-2071-500 ) P0711722 Standard 10.00 May 2001...

  • Page 115: Appendix D: Technical Service Assistance

    Ireland Japan Korea Malaysia Netherlands New Zealand Singapore Switzerland United Kingdom Country 25A Switch Mode Rectifier NT5C06B / C Installation and User Manual Prefix 0011 0021 00 or 990 001 (KDD) 041 (ITJ) 0061 (IDC) 001 (Korea Telecom) 002 (Dacom)

  • Page 116: Toll-Free Technical Assistance Numbers

    116 Appendix D: Technical service assistance Toll-free technical assistance numbers United States: In Europe: Austria Belgium Denmark Finland France Germany Ireland Italy Netherlands Norway Sweden Switzerland United Kingdom In the Caribbean and Latin America (CALA): Bahamas Barbados Brazil Colombia Dominican Republic Jamaica Mexico...

  • Page 117: Abbreviations And Acronyms

    Abbreviations and acronyms HVSD LVDR FAN ALM MPR25 / MPR 15 Series Description, Installation, Operation and Maintenance Manual Alarm Common Electromagnetic Interference Equalize High Voltage Shutdown Light Emitting Diode Low Voltage Alarm Low Voltage Disconnect Low Voltage Disconnect/Reconnect Modular Power Rectifier Modular Power Shelf Normally Closed Normally Open...
  • Page 118 118 Abbreviations and acronyms This page is left blank intentionally 167-2071-500 Standard 8.0 May 199...
  • Page 120 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. Manual Nu mber : UM5C06B/C ( 169-2071-500 ) Manual Status : Standard Manual Release : 10.0...

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