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OPERATOR'S MANUAL
SINGLE PHASE, POWER FACTOR CORRECTED
KEPCO INC.
An ISO 9001 Company.
IMPORTANT NOTES:
1)
This manual is valid for the following Model and associated serial numbers:
MODEL
HSF 600 Watts
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
particular 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.
©2010, KEPCO, INC
P/N 228-1588-M
KEPCO, INC.
131-38 SANFORD AVENUE
HSF 600 WATTS
POWER SUPPLY
SINGLE OUTPUT POWER SUPPLIES
UNIVERSAL AC INPUT
HSF 600 WATTS
POWER SUPPLY
HSF 12-53, HSF 15-43, HSF 24-27,
HSF 28-23, HSF 48-13
HSF 12-53C, HSF 15-43C, HSF 24-27C,
HSF 28-23C, HSF 48-13C
HSF 12-53W, HSF 15-43W, HSF 24-27W,
HSF 28-23W, HSF 48-13W
SERIAL NO.
FLUSHING, NY. 11355 U.S.A.
email: hq@kepcopower.com
MODEL
REV. NO.
KEPCO
THE POWER SUPPLIER™
TEL (718) 461-7000
World Wide Web: http://www.kepcopower.com
®
FAX (718) 767-1102

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Summary of Contents for KEPCO HSF 12-53W

  • Page 1 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 particular model and serial number.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS SECTION PAGE Introduction ................................ 1 Scope of Manual ............................. 1 Description ..............................1 Options................................1 Specifications..............................2 Features................................6 DIP Switch Configuration ..........................6 Front Panel Access............................7 Keying ................................8 Output Voltage Control ........................... 8 3.4.1 Front Panel Voltage Control.........................
  • Page 3: Introduction

    60 Hz (input frequency range 47-440Hz). A built-in current balancing circuit and OR-ing diodes allow configuration for hot-swap and parallel-redundant N+1 operation. These power supplies are designed to be used with Kepco's Series RA 19-4C rack adapters. The RA 19-4C rack adapter accepts up to four 600W modules. All input/output connections are through a 24-pin connector that plugs in to the rack adapter.
  • Page 4: Specifications

    TABLE 1. HSF REAR CONNECTOR PIN ASSIGNMENTS Signal Function Name Output + 1, 2, 4 DC output (+) applied to load. Output – 3, 5, 6 DC Output (–) applied to load. SENSE– Sense– connection. IMON+ Current Monitor+ (not used). SENSE+ Sense+ connection.
  • Page 5: Power Rating Vs. Temperature (Input: 95 To 264V A-C)

    TABLE 2. OUTPUT RATINGS AND SPECIFICATIONS MODEL HSF 12-53 HSF 15-43 HSF 24-27 HSF 28-23 HSF 48-13 Output Volts d-c (nominal) Using front panel trim pot or external 5K ohm Trimpot 0 - 13.8 0 - 17.4 0 - 28.2 0 - 33 0 - 52.2 Output...
  • Page 6: Power Supply Ratings And Specifications

    TABLE 3. POWER SUPPLY RATINGS AND SPECIFICATIONS CHARACTERISTIC SPECIFICATION CONDITION/NOTES Input Voltage Nominal: 100-120V a-c, 200-240V a-c (0 to 100% load, -10 to 40°C) Range: 85-264V a-c , 110-370V d-c Input Source Frequency Nominal: 50-60 Hz (0 to 100% load, -10 to 40°C) Range: 47-440 Hz At 440 Hz leakage current exceeds UL/VDE safety spec.
  • Page 7 TABLE 3. POWER SUPPLY RATINGS AND SPECIFICATIONS (CONTINUED) CHARACTERISTIC SPECIFICATION CONDITION/NOTES Withstanding voltage : (at 15-35°C 2000Va-c for 1 minute. Cutout current is 20mA Between input and ground ambient, 10-85% relative humidity) 500Va-c for 1 minute. Cutout current is 100mA Between output and ground 3000Va-c for 1 minute.
  • Page 8: Features

    B) PCB 0.063" THK FR-4 C) FRONT PANEL 0.090 THK. ALUM. 6061-T6 SEE DETAIL "A" 2. FINISH: FRONT PANEL -KEPCO DUAL TONE GRAY 3. MODULE IS KEYED AS SHOWN IN DETAIL 4. DIMENSIONS ARE IN INCHES, [DIMENSIONS IN BRACKETS 3042952 ARE IN MILLIMETERS].
  • Page 9: Front Panel Access

    • Positions 5 and 6 allows alarm signals to be produced from either internal relay, Form C contacts (one NO, one NC) or open-collector logical alarm signals (see PAR. 3.7.2). • For standard or C models position 8 of SW1 either disables (default) or enables the visual alarm indication (see PAR.
  • Page 10: Keying

    KEYING Keying of the HSF 600W is established at the factory. The output voltage determines which key pins are installed (see Figure 3, Detail A). When the proper holes in the rack adapter are blocked by keying screws installed by the user, only a power supply of the correct voltage can be inserted in the rack adapter slot.
  • Page 11: Remote Voltage Control

    Then monitor the (+) and (–) test points on the front panel with a precision voltmeter and turn the voltage control to the desired operating value. Refer to Table 2 for the recommended Adjustment Range of all the HSF 600W Models. 3.4.2 REMOTE VOLTAGE CONTROL For remote voltage control, set positions 1, 2 and 7 as shown in Figure 6B.
  • Page 12: W Models Only: Vdc On/Alarm Indicator Function

    FIGURE 7. CONNECTIONS FOR REMOTE VOLTAGE CONTROL 3.4.3 W MODELS ONLY: VDC ON/ALARM INDICATOR FUNCTION To use the internal power supply reference voltage to power the VDC ON/ALARM indicator, set Position 7 of SW1 to ON and Position 8 of SW2 to OFF (default) (see Figure 8A). Load effect is ±1% maximum.
  • Page 13: Protection Circuits

    “high” and 0.0 to 0.4V “low”), or a contact closure. When the ±RC pins are open, using either a mechanical switch or a high level logic signal, the HSF 600W output is cut OFF. When the ±RC pins are shorted, the output returns to within specifications. At low level logic, the maximum source current is 1.6mA and at high level the sink current is 1.0mA.
  • Page 14: Fan Failure

    3.6.3 FAN FAILURE A cutoff of the fan supply voltage or a decrease in fan speed causes the output to shut down and the fans to turn OFF. Fan failure and all the other protection circuit operations produce an alarm (see PAR.
  • Page 15: Optically-Coupled Logical Alarm

    The second option uses optically-coupled logic level alarm signals, +PF (pin 5 of the rack adapter I/O connector) and -PF (pin 13), provided directly from the Kepco RKW power supply that is the heart of the HSF. This option is selected by setting positions 5 and 6 of the DIP switches as shown in Figure 10B.
  • Page 16: Local/Remote Sensing

    FIGURE 12. ±PF POWER FAILURE OPTOCOUPLER TIMING DIAGRAM LOCAL/REMOTE SENSING HSF 600W Power Supplies allow remote error sensing which can compensate up to 0.4 Volts per load wire. Local/Remote error sensing is configured by means of separate DIP switches mounted on the RA 19-4C Rack Adapter (see RA 19-4C Rack Adapter Operator Manual).
  • Page 17: Connecting Multiple Power Supplies

    CONNECTING MULTIPLE POWER SUPPLIES All connections to multiple HSF power supplies must be made via the I/O mating connectors at rear of the Rack Adapter or by the Rack Adapter DIP switches. These connections, including the configuration of the two internal HSF DIP switches, are described in the Rack Adapter Instruction manual, and include: •...
  • Page 18: Minimum Load (W Models)

    on the position of SW1 position 7 as defined below. NOTE: If the minimum load is maintained, voltage set restrictions are not required. If position 7 of SW1 is set to off (default, see PAR. 3.1), the VDC ON indicator is powered from the output;...

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