二次回路原理试验方法（Test method of two circuit principle）.docVIP

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二次回路原理试验方法（Test method of two circuit principle）.doc

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二次回路原理试验方法（Test method of two circuit principle）

二次回路原理试验方法（Test method of two circuit principle） This article is contributed by zy200911 Ppt documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. In 2009, the County Bureau of relay protection training, County Bureau of relay protection training Test method for loop principle two testing system research institute: Hu Clyde Test Research Institute system: outline 1, electrical substation secondary circuit two basic concepts of the two loop 2, the newly installed 3 inspection, current transformer (CT) secondary circuit two and the correctness of the test current transformer (CT) 4, voltage transformer (PT) of the two loop and the correctness of the test voltage transformer, circuit breaker (PT) 5 for the two time, isolation switch circuit and check the correctness of circuit breakers, 6, the two loop countermeasureson requirements and by the two circuit wiring error caused by accident for example 7, two loop work safety precautions 8, write test report points 1 、 basic concept of substation two circuit, 1.1 of the two loop 1.1 definition of the two loop is defined by the two devices connected to each other, to form a monitoring and control equipment, consisting of two devices connected to each other, to form a device for the electrical circuit monitoring, control, regulation and protection is called the two loop. The electrical circuit of the section and the protection is called the two circuit. 1.2 two two 1.2 circuit circuit refers to a device to work to monitor, control, measurement, control and protection, refers to a device working to monitor, control, measurement, control and protection, such as: the configuration of the measuring instrument, relay, control and signal components, the the configuration such as measuring instrument, relay, control and signal components, automatic loading and relay protection device, current and voltage transformer, the relay protection d