Table of Contents
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3PCI SCR Power Controller Series Manual
TABLE OF CONTENTS
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
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
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
4.1.
Introduction ...................................................................................................................................... 4-1
4.2.
Option CL (3-phase Current Limit).................................................................................................... 4-1
4.3.
Option CID (Current Imbalance Detector) ....................................................................................... 4-1
Reset Push-button (User Supplied)................................................................................................. 4-1
4.4.
4.5.
Adjusting the Overcurrent (OC) Feature ......................................................................................... 4-1
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
Version 1.2 (19000325)
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Table of Contents
Troubleshooting
