KEPCO RKW 300W Series Operator Manual - Manual (Page 2)

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RKW 300W 060110
TABLE OF CONTENTS
SECTION PAGE
1. Introduction........................................................................................................................................................ 1
1.1 Scope of Manual............................................................................................................................................. 1
1.2 Description...................................................................................................................................................... 1
2. Specifications .................................................................................................................................................... 1
3. Operation........................................................................................................................................................... 5
3.1 Voltage Adjustment ........................................................................................................................................ 6
3.2 Remote Voltage Control ................................................................................................................................. 7
3.3 Remote Turn On-Turn Off............................................................................................................................... 7
4. Alarm Functions................................................................................................................................................. 8
4.1 Overvoltage and Overtemperature Protection................................................................................................ 8
4.2 Overcurrent Protection ................................................................................................................................... 8
4.3 Fan Failure ..................................................................................................................................................... 8
4.4 Optical Coupler Output Alarm Circuit.............................................................................................................. 8
4.5 Undervoltage .................................................................................................................................................. 9
5. Load Connection ............................................................................................................................................... 9
5.1 Connecting the Load Using Local Sensing.................................................................................................... 9
5.2 Connecting the Load Using Remote Sensing................................................................................................. 9
5.3 Parallel Connection ........................................................................................................................................ 9
5.3.1 Current Balancing ...................................................................................................................................... 10
5.3.2 Master-Slave Configurations ..................................................................................................................... 11
5.3.2.1 Master-Slave, Multiple Loads.................................................................................................................. 11
5.3.2.2 Master-Slave, Single Load...................................................................................................................... 11
5.4 Series Connection ........................................................................................................................................ 11
5.5 Preliminary Electrical Check ......................................................................................................................... 12
6. Fan Maintenance............................................................................................................................................. 12
LIST OF FIGURES
FIGURE TITLE PAGE
1 Mechanical Outline Drawing of the RKW 300W Power Supply.................................................................. 4
2 Power Rating vs. Temperature................................................................................................................... 5
3 Mounting Positions for the RKW 300W Power Supply............................................................................... 5
4 Locations of Operating Controls, Indicators and Terminals ....................................................................... 6
5 Connections for Remote Voltage Control................................................................................................... 7
6 Output Alarm Circuit, Optically Isolated...................................................................................................... 8
7 RKW 300W Power Failure Timing Diagram ............................................................................................... 9
8 Correct and incorrect Methods of Load Connection................................................................................. 10
9 Parallel Connection with Current Balancing ............................................................................................. 10
10 Parallel Connection, Master-Slave, Multiple Loads.................................................................................. 11
11 Parallel Connection, Master-Slave, Single Load ...................................................................................... 11
12 Series Connection .................................................................................................................................... 12
13 Functional Checkout................................................................................................................................. 12
LIST OF TABLES
TABLE TITLE PAGE
1 Output Ratings and Specifications ............................................................................................................. 1
2 Power Supply Ratings and Specifications .................................................................................................. 2
3 Function of Controls, Indicators and Terminals .......................................................................................... 6