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KEPCO RA55 Instruction Manual

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INSTRUCTION MANUAL
RACK ADAPTER FOR MST SERIES POWER MODULES
KEPCO INC.
An ISO 9001 Company.
IMPORTANT NOTES:
1)
This manual is valid for the following Model and associated serial numbers:
MODEL
2)
A Change Page may be included at the end of the manual. All applicable changes and
revision number changes are documented with reference to the equipment serial num-
bers. Before using this Instruction Manual, check your equipment serial number to identify
your model. If in doubt, contact your nearest Kepco Representative, or the Kepco Docu-
mentation Office in New York, (718) 461-7000, requesting the correct revision for your par-
ticular model and serial number.
3)
The contents of this manual are protected by copyright. Reproduction of any part can be
made only with the specific written permission of Kepco, Inc.
Data subject to change without notice.
©2015, KEPCO, INC
P/N 243-0853-r3
KEPCO, INC.  131-38 SANFORD AVENUE  FLUSHING, NY. 11355 U.S.A.  TEL (718) 461-7000  FAX (718) 767-1102
RA 55
RACK ADAPTER
MODEL
RA 55
RACK ADAPTER
ORDER NO.
SERIAL NO.
email: hq@kepcopower.com  World Wide Web: http://www.kepcopower.com
REV. NO.
REV. NO.
KEPCO
THE POWER SUPPLIER™
®

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Summary of Contents for KEPCO RA55

  • Page 1 Data subject to change without notice. KEPCO ® ©2015, KEPCO, INC THE POWER SUPPLIER™ P/N 243-0853-r3 KEPCO, INC.  131-38 SANFORD AVENUE  FLUSHING, NY. 11355 U.S.A.  TEL (718) 461-7000  FAX (718) 767-1102 email: hq@kepcopower.com  World Wide Web: http://www.kepcopower.com...

  • Page 2: Declaration Of Conformity

    Standard to which Conformity is declared: EN61010-1:2001 (Safety requirements for electrical equipment for measurement, control and laboratory use - Part 1) Manufacturer's Name and Address: KEPCO INC. 131-38 SANFORD AVENUE FLUSHING, N.Y. 11355 USA Importer's Name and Address: Type of Equipment: Rack Adapter Model No.:...
  • Page 3 All operator adjustments are made via externally accessible switches, controls and signal lines as specified within the individual power supply operating instructions. There are no user or operator serviceable parts within this product enclosure. Refer all servicing to qualified and trained Kepco service technicians. 228-1362 COND/CONFORM 032615...

  • Page 4: Safety Instructions

    SAFETY INSTRUCTIONS 1. Installation, Operation and Service Precautions This product is designed for use in accordance with EN 61010-1 and UL 3101 for Installation Category 2, Pollution Degree 2. Hazardous voltages are present within this product during normal operation. The prod- uct should never be operated with the cover removed unless equivalent protection of the operator from accidental contact with hazardous internal voltages is provided: There are no operator serviceable parts or adjustments within the product enclosure.

  • Page 5: Table Of Contents

    LIST OF FIGURES FIGURE TITLE PAGE Kepco Model RA 55 Rack Adapter ......................1 RA 55 Backplate Assembly......................... 2 Controller to Power Module Interface ......................3 RA 55 Interconnections and Input/Output Pin Connections................ 4 Mechanical Outline Drawing of the RA 55 Rack Adapter................5 Load Connector Assembly Procedure ......................

  • Page 7: Section 1 - Description

    (Kepco Model MST 488-27) installed in slot 9. The RA 55 has a removable plate at the rear of slot 9 to allow for the controller connector.

  • Page 8: Mechanical

    The rack adapter can use 18-inch (457.2 mm) Jonathan Model 110-QD-18-2 chassis slides. The rack adapter can be equipped with optional 1/9 rack blank filler panels (Kepco Model RFP 55-1) if the full complement of nine power supplies is not utilized.

  • Page 9: Controller To Power Module Interface

    (Positronic Industries - MS112N) Cable (BIT bus, 2m long, two 9-pin DSUB connectors, Kepco Kepco - 118-0844 P/N 142-0225) Cable (BIT bus, 2m long, one 9-pin DSUB connector, Kepco P/N Kepco - 118-0749 (Not supplied) 142-0225, one 5-pin DIN connector, Kepco P/N 142-0308)

  • Page 10: Ra 55 Interconnections And Input/Output Pin Connections

    FIGURE 4. RA 55 INTERCONNECTIONS AND INPUT/OUTPUT PIN CONNECTIONS RA55 032615...

  • Page 11: Mechanical Outline Drawing Of The Ra 55 Rack Adapter

    FIGURE 5. MECHANICAL OUTLINE DRAWING OF THE RA 55 RACK ADAPTER RA55 032615...

  • Page 12: Section 2 - Configuring The Ra 55 Rack Adapter

    Terminal G (Ground) is the safety ground connection for the RA 55. It is connected to the RA 55 chassis and to the safety ground terminal of the input power connector for each of the nine mounting positions via the PCB backplane. Terminal G must be con- RA55 032615...

  • Page 13: Load Connections

    MST modules installed. Operation below 100V rms can result in source current in excess of 15A at terminal block J10 or J11. For this reason Kepco rec- ommends use of #14 AWG wire (minimum) in fully populated systems. For lower system power configurations, smaller wire can be used;...

  • Page 14: Load Connector Assembly Procedure

    NOTE: Before installing MST Power Module in RA 55 Rack Adapter, pull out the two captive thumb screws at the front of the Power Module and turn counterclockwise until the threads engage. FIGURE 6. LOAD CONNECTOR ASSEMBLY PROCEDURE RA55 032615...

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