Siemens 3PCI Series, Operation Manual

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3PCI SCR Power Controller Series Manual Table of Contents
Version 1.2 (19000325)
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TABLE OF CONTENTS
CHAPTER 1: INTRODUCTION
1.1. Overview .......................................................................................................................................... 1-1
1.2. Operation ......................................................................................................................................... 1-2
1.3. Three-phase
Overcurrent (OC) Trip Feature .................................................................................. 1-2
1.4. Three-phase Current Limit (CL) Feature ......................................................................................... 1-3
1.5. Options ............................................................................................................................................ 1-3
1.5.1. Three-phase Current Regulation (CR) Option ...................................................................... 1-3
1.5.2. Current Imbalance Detection (CID) Option ........................................................................ 1-3
1.5.3. Lug
Kit (LK) Option ............................................................................................................. 1-3
1.5.4. Extended Ramp (ER) and Fast Ramp (FR) Options............................................................. 1-3
1.6. Technical Specifications .................................................................................................................. 1-3
CHAPTER 2: INSTALLATION
2.1. Mounting the 3PCI ........................................................................................................................... 2-1
2.2.
Fan Wiring (Models Rated at 90 A and Higher) .............................................................................. 2-1
2.3. Wiring Overtemperature Contacts ................................................................................................... 2-1
2.4. Input/Output Wiring.......................................................................................................................... 2-1
2.5. Internal
3PCI Connections............................................................................................................... 2-4
CHAPTER 3: OPERATION
3.1. Introduction ...................................................................................................................................... 3-1
3.2.
Internal Manual Control of Power Output ........................................................................................ 3-1
3.3. Temperature Controller ................................................................................................................... 3-2
3.4.
Remote Manual Control (Only) with a Potentiometer ......................................................................... 3-2
3.5. Auto/Manual Control with a Controller and Remote Potentiometer .................................................... 3-3
3.6. On/Off Control.................................................................................................................................. 3-3
3.6.1. Output Enabled by Contact Closure................................................................................... 3-3
3.6.2. Output Disabled by Contact Closure .................................................................................. 3-4
3.7. Controlling Several 3PCIs in Parallel with One Controller .................................................................. 3-4
CHAPTER 4: OPTIONS SETUP
4.1. Introduction ...................................................................................................................................... 4-1
4.2.
Option CL (3-phase Current Limit).................................................................................................... 4-1
4.3. Option CID (Current Imbalance Detector) ....................................................................................... 4-1
4.4. Reset Push-button (User Supplied)................................................................................................. 4-1
4.5. Adjusting the Overcurrent (OC) Feature ......................................................................................... 4-1
CHAPTER 5: TROUBLESHOOTING
5.1. Customer Service Program ............................................................................................................. 5-1
5.2. Troubleshooting Typical Symptoms ................................................................................................ 5-1
5.3. Static Precautions When Servicing ................................................................................................. 5-1
5.4. Environmental Problems ................................................................................................................. 5-4
5.4.1. Inadequate Cooling ........................................................................................................... 5-4
5.4.2. Contamination.................................................................................................................... 5-4
5.4.3. High Ambient Temperature ...............................................................................................5-4
5.4.4. Excessive Vibration ........................................................................................................... 5-5
5.5. Input Power and Load Connections ................................................................................................ 5-5
5.6. Correcting Specific 3PCI Problems ................................................................................................. 5-5
5.7. Replacement Fuses......................................................................................................................... 5-6
5.8. Torque
Specifications ...................................................................................................................... 5-6