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Transformer Commissioning Checklist
Section 1: Safety Measures
1. 1. Has a safety briefing been conducted for all individuals involved in the erection procedure?
Yes
No
N/A
2. 2. Do all workers have access to and use personal protective equipment (PPE)?
Yes
No
N/A
3. 3. Is there a first-aid kit and emergency contact information available?
Yes
No
N/A
Section 2: Transformer Arrival & Inspection
1. 1. Has the transformer been inspected for evident damage during shipping?
Yes
No
N/A
2. 2. Are all components and accessories present as specified on the packing list?
Yes
No
N/A
3. 3. Have any differences or damages been documented and the provider notified?
Yes
No
N/A
4. 4. Have the manufacturer’s instructions for unpacking the transformer been followed?
Yes
No
N/A
5. 5. Has no damage occurred during the unpacking procedure?
Yes
No
N/A
Section 3: Pre-Installation Tests
1. 1. Have insulation resistance (IR) tests been performed?
Yes
No
N/A
2. 2. Have oil tests been conducted on transformers that are filled with oil?
Yes
No
N/A
3. 3. Has the tightness of any external connections been checked?
Yes
No
N/A
Section 4: Transformer Erection
1. 1. Is the transformer placed on the foundation according to the layout plan?
Yes
No
N/A
2. 2. Is the transformer aligned using appropriate alignment tools?
Yes
No
N/A
3. 3. Are all external components, including bushings, radiators, conservator tanks, and fans, assembled and properly secured?
Yes
No
N/A
4. 4. Are primary and secondary cables, or busbars, connected?
Yes
No
N/A
5. 5. Have all electrical connections been tightened to the required torque?
Yes
No
N/A
6. 6. Are grounding cables installed per the grounding plan?
Yes
No
N/A
7. 7. Is the process for filling the transformer with oil followed correctly?
Yes
No
N/A
8. 8. Have degassing and dehydration been performed as needed?
Yes
No
N/A
9. 9. Are oil levels checked and is there confirmation that there are no leaks?
Yes
No
N/A
10. 10. Have final checks and testing been conducted after installation?
Yes
No
N/A