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General| Brand | Megger |
|---|---|
| Model | DELTA 4000 |
| Category | Test Equipment |
| Language | English |
Defines fundamental electrical relationships for insulation testing.
Explains how C and DF values indicate insulation condition.
Lists typical DF/PF values for various electrical apparatus.
Provides permittivity (k) and DF values for common materials.
Discusses temperature effects on measurements and correction methods.
Explains how humidity impacts surface leakage and test accuracy.
Describes leakage effects and methods to minimize them.
Introduces transformers and the importance of their testing.
Details test modes and lead configurations for two-winding transformers.
Discusses testing procedures for three-winding transformers.
Explains the concept and testing of autotransformers.
Details the procedure and purpose of excitation current tests.
Introduces bushings and their importance in electrical apparatus.
Lists common causes of bushing failures and detection methods.
Describes tests for bushings, including C1 insulation and C2 tests.
Outlines the steps for performing bushing tests.
Provides guidelines for evaluating bushing test data.
Introduces circuit breakers and their types.
Outlines test procedures for circuit breakers.
Provides guidelines for interpreting circuit breaker test results.
Explains capacitance/dissipation factor tests for rotating machines.
Describes testing of cables, including UST and GST methods.
Introduces surge arresters and their testing.
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