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Full Description
Scope
This guide covers the diagnostic testing of new or service-aged, installed shielded power cable systems, which include cable, joints, and terminations, using electrical partial discharge (PD) detection, measurement, and location. PD testing, which is a useful indicator of insulation degradation, may be carried out online or by means of an external voltage source. This guide does not cover the testing of compressed gas insulated cable or termination systems
Purpose
This guide describes diagnostic methods capable of detecting and locating PD from defects and damage in installed shielded power cable systems. The results of PD tests can be used to assess the condition of cables and accessories.
Abstract
Revision Standard - Active.The diagnostic testing of new or service-aged, installed shielded power cable systems, which include cable, joints, and terminations, using electrical partial discharge (PD) detection, measurement, and location is covered by this guide. PD testing, which is a useful indicator of insulation degradation, may be carried out online or by means of an external voltage source. The testing of compressed gas insulated cable or termination systems is not covered by this guide.