Monday, 16 January 2017

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ELECTRICAL SWITCHBOARD / SIEMENS SWITCHGEAR / ELECTRICAL PANEL BASIC DETAILS INFORMATION

10:42  ,  3 comments




TEST PROTOCOL
All the Switchboards manufactured by Business unit switchboards are tested according to the relevant international standards (IEC, DIN, VDE). The components being used should be tested by their manufacturer according to the relevant international standards. All the Switchboard assemblies are finally routinely tested according to the stipulated procedures as defined in relevant IEC, DIN, VDE standards.
Details of the Switchboard testing performed by daily routine high-skilled workers are below.


Switchboard

  • Preliminary Testing.
Before Subjecting the finished product to any routine and functional tests, a preliminary testing is performed on the finished product as per standard checklists, This ensures that the finished product conforms to the drawings, specification and requirements.

  • Identification.
The Status of the equipment during different stages of testing is identified with stickers. These stickers are

Under testing: Indicates that the testing of the equipment has been started.

Tested: Indicates that final testing of the equipment has been performed and the equipment completely conforms to the specifications/requirements and is ready to dispatch.

Attention: Pasted before dispatch and indicates the pre-requisite of the commissioning of the equipment.


TEST PROCEDURES
Following tests/verification are performed on Switchboards.

  1. Visual Inspection.
  2. Physical Dimension Verification.
  3. Earth Continuity Verification.
  4. Mechanical Operation Test.
  5. Power Frequency Withstand Test (Medium Voltage)
  6. Power Frequency Withstand Test (Main Circuit).
  7. Power Frequency Withstand Test (Control & Auxiliary Circuit).
  8. Dielectric Test (Low Voltage).
  9. Dielectric Test (Main Circuit).
  10. Dielectric Test (Control & Auxiliary Circuit).
  11. Primary & Secondary Injection.
The Details of this tests are here. You can see how these tests can be performed practically. Click here. To read this in Urdu/Hindi you should click here.





3 comments:

  1. Ener-jblog20 January 2020 at 21:35

    This comment has been removed by a blog administrator.

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  2. Sidra Naz25 May 2021 at 03:13

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    ReplyDelete
  3. Easyfix Electrics3 December 2024 at 05:24

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    ReplyDelete