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AMETEK DCS-E 3kW Series User Manual

Page 16

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Contents

Sorensen DCS-E Series 3kW Supplies

vi

M362295-01 Rev Cl

5.2.5

Output Current Shunt, Shunt Amplifier, and Down Programmer (A4 PCB)
5-2

5.2.6

Control, Programming, OVP, Shutdown, Monitoring, and Auxiliary Supply
Circuits (A2 PCB) .................................................................................5-3

5.2.7

Front Panel Displays and Local Operating Mode Controls (A1 PCB) ..5-4

5.3

Detailed Circuit Descriptions ............................................................................5-4

5.3.1

AC Input and RFI Filter Circuit (A5 PCB) .............................................5-5

5.3.2

Input Rectifier and Inrush Limiting Circuit (A6 PCB) ............................5-5

5.3.3

PWM, Sync Circuit, Power Transformer Drive Circuit, and Power
Transistor Bridge (A3 PCB) ..................................................................5-5

5.3.4

Power Transformer, Output Rectifiers, Output Filter Inductor and
Capacitor, and Down Programmer Circuit (A4 PCB, A7 PCB, A8 PCB,
and Power Stage Assembly) ................................................................5-6

5.3.5

Auxiliary Supply, OVP, Control, Programming, Monitor Circuit (A2 PCB)5-
7

5.3.6

Front Panel Displays and Controls (A1 PCB).....................................5-14

SECTION 6

MAINTENANCE......................................................... 6-1

6.1

Introduction ......................................................................................................6-1

6.1.1

Units Under Warranty...........................................................................6-1

6.2

General Service and Repair.............................................................................6-1

6.2.1

Periodic Maintenance...........................................................................6-1

6.2.2

Servicing Precautions...........................................................................6-2

6.2.3

Parts Replacement and Repairs ..........................................................6-2

6.2.4

Unusual or Erratic Operation................................................................6-2

6.3

Calibrating for Programming Accuracy ............................................................6-2

6.3.1

Voltage Programming Circuit Calibration .............................................6-3

6.3.2

Current Programming Circuit Calibration .............................................6-3

6.4

Replaceable Parts............................................................................................6-4

6.4.1

Parts Replacement and Modifications..................................................6-4

6.4.2

Ordering Parts ......................................................................................6-4

6.4.3

DCS-E 3kW Parts Lists by Model Number ...........................................6-5