T&R PCU1 Series Manuals

T&R PCU1 Series Manuals

Manuals and User Guides for T&R PCU1 Series. We have 1 T&R PCU1 Series manual available for free PDF download: Operating And Maintenance Manual

T&R PCU1 Series Operating And Maintenance Manual

T&R PCU1 Series Operating And Maintenance Manual (48 pages)

Primary Current Injection System

Brand: T&R | Category: Laboratory Equipment | Size: 1 MB

Table of Contents

Table of Contents
5
1 Description of Equipment

9
- Control Unit Front Panel Layout and Functions
  10
- Loading Unit Front Panel Layout
  12
- Nlu2000 & Nlu5000
  12
- Nlu200
  13
- Electrical Specification
  14
- Supply Requirements
  14
- Loading Unit Outputs
  15
- Secondary Injection Output (PCU1-SP Only)
  16
- Metering
  16
- Timing System
  18
- Displayed Values and Messages
  19
- Displayed Values
  19
- Warning Messages
  19
- Primary Current Injection Lead Sets
  21
- Description
  21
- Factors Affecting Maximum Output Current
  22
- Lead Set Voltage Drops
  23
- Unit Output Voltage under Load
  23
- Overload Protection
  24
- Construction
  24
- Installation
  25
2 Operation

26
- Primary Current Injection with Loading Unit
  26
- Connections
  26
- Testing
  27
- After Testing
  27
- Secondary Current Injection (PCU1-SP Only)
  28
- Connections
  28
- Testing
  28
- After Testing
  29
- Timing System
  29
- Timer Modes
  30
- General Procedure for Timing Tests
  31
3 Application Notes - Testing Specific Devices

33
- Secondary Injection of an Over-Current Relay (PCU1-SP Only)
  33
- Timer Mode
  33
- Connections
  33
- Test Procedure
  33
- Primary Injection of an Over-Current Relay (PCU1-SP & LT)
  34
- Timer Mode
  34
- Connections
  34
- Test Procedure
  34
- Using Pulse Mode to Set the Current
  34
- Timing of Auto-Reset/Reclosing Devices (PCU1-SP & LT)
  35
- Timer Mode
  35
- Connections
  35
- Test Procedure
  35
- Timing Devices with no Auxiliary Contacts (PCU1-SP & LT)
  36
- Timer Mode
  36
- Connections
  36
- Test Procedure
  36
- Using the Control Unit as a Single Contact Timer (PCU1-SP & LT)
  37
- Timer Mode
  37
- Connections
  37
- Test Procedure
  37
- Using the Control Unit as a Dual Contact Timer (PCU1-SP & LT)
  37
- CT Polarity (PCU1-SP Only)
  38
- Modes & Settings
  38
- Connections
  38
- Test Procedure
  38
- CT Ratio (PCU1-SP Only)
  39
- Modes & Settings
  39
- Connections
  39
- Test Procedure
  39
4 Maintenance

41
- Output Control Brushes
  41
- Removal of the PCU1 from Case
  41
5 Standard Accessories

43
- Spare Fuses Supplied
  43
- Standard Accessories Supplied
  43
6 Overall Performance Specification

45
7 Revision

47

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