"Single-phase transformer and autotransformer"

Order Code: 19204111.22

Category: General Lab Equipment III

The experiments are carried out using transformers in training panels in panel panels. Objectives: Protective measures and electrical safety Setting up power generation systems in accordance with the concepts Use of commercial measuring in...



SPECIFICATION

The experiments are carried out using transformers in training panels in panel panels.
Objectives:

  • Protective measures and electrical safety
  • Setting up power generation systems in accordance with the concepts
  • Use of commercial measuring instruments, hand-held multimeters, oscilloscopes, measuring interfaces.
  1. Transformers are magnetically coupled systems used to convert AC voltage or match impedance. These practical exercises are used exclusively in transformers used in energy production. The rated power of the transformer can range from several MVA to several MVA. Transformers are considered electrical machines, even if they do not contain moving parts. Three-phase windings can be connected in various circuit configurations.
  2. Autotransformers are designed to save materials. They differ from conventional transformers in that they share a common winding for primary and secondary circuits, which is partially connected. Thus, autotransformers do not have galvanic isolation between the primary and secondary windings.
  3. Handheld multimeters are used to measure transformer performance.
  4. Main components: variable autotransformer, resistive load, capacitive load 0.3, inductive load, power analyzer, computerized measuring system, multimeter,
  5. Power factor meter. adjustable transformer 0 ... 260 V.
  6. Auto transformer
  7. Experiments should be carried out using transformers on training panels in wireframe panels.
  8. Objectives of the experiment: Protective measures and electrical safety, Setting up power generation systems in accordance with the schematic diagrams.
  9. Possibility to use measuring instruments, multimeters, oscilloscopes, measuring interfaces.
  10. The rated power of the transformer can vary from several MVA to several MVA. Size and design also have an important influence on transformer performance. Three-phase transformer windings can be connected in various circuit configurations.
  11. Handheld multimeters are used to measure transformer performance. Thus, multimeters are sufficient to measure the rms values.
  12. This individual set of equipment should allow measurements of autotransformers under load (resistive, inductive, capacitive).
  13. resistive load 0.3: Three synchronously adjustable circles of rheostats each with a series resistor and a fuse in a sliding connection, should be suitable for parallel, serial, stellar and delta circuits.
  14. Equipment must comply with applicable standards. Acceptable "Variations ± 15% of the required parameter values, provided that such changes do not affect the intended functionality of the equipment"

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