IEEE 1137-1991

1 Scope
2 Introduction
3 Definitions
4 References
5 Determining the Source of the Problem
   5.1 Introduction
   5.2 Communication Noise Investigation
   5.3 Coordination Between Power and Communication Utilities
6 Mitigation Theory and Philosophy
   6.1 Introduction
   6.2 Definition
   6.3 Application Theory
   6.4 Application Risks
   6.5 Cost Effectiveness
7 Mitigation Devices
   7.1 Devices Applied to the Power System
   7.2 Devices Applied to the Communications System
8 Application of Typical Mitigation Apparatus and Techniques
   8.1 Application in the Power System
   8.2 Application in the Communications System
   8.3 Possible Constraints
   8.4 Voltage and Current Profiles
   8.5 Application of Shielding
9 Installations, Maintenance, and Inspection of Mitigation
   Apparatus and Techniques
   9.1 Devices Applied to the Power System
   9.2 Devices Applied to the Communications System
10 Determining the Best Engineering Solution
   10.1 Planning and Design
   10.2 Emergency
   10.3 Maintenance
11 General Safety Considerations of Mitigation Apparatus and
   Techniques
12 Bibliography
Annex A Criteria for Frequency Selective Test Sets for Noise
        and Interference Work (Informative)

Gives users assistance in controlling or modifying the inductive environment and the susceptibility of affected wire-line telecommunications facilities in order to operate within the acceptable levels of steady-state or surge-induced voltages of the environmental interface (probe wire) defined by IEEE 776.