GE Grid – Saint Nazaire, Fecamp, Courseulles OWF’s – December 2023 to January 2024
SPIE Industries carried out the Oil Sampling on the main transformers at 33kV/225kV 280MVA on Saint Nazaire, Fecamp and Courseulles OWF’s for GE Grid.
Oil treatment was subcontracted to a partner, however the SPIE team was heavily involved in the complete operation to assisted their partner.
SPIE also conducted Oil Sampling on the Hitachi Transformers ABB – 0.2MVA – 33/0.84/0.4kV, which were stored as spare parts for the HAL-150 E-stack.
SPIE Industries was responsible for the following activities:
- Preparation for activities
- RAMS (special care for leakage and waste management)
- Digital reports preparation for inspection with tablets or phones : aim is to be more efficient and produce instantaneous reports,
- Waterproof check
- Global visual inspection ( painting, cleanliness)
- Protection TR Check : Buchholz, oil level
- Control & check of valve positioning
- Dryer Check the and silica gel replacement
- Electrical test:
- Insulation resistance under 5dVdc:
- PH Primary/earth
- Primary PH/ Secondary PH
- Primary PH / Tertiary PH
- Secondary PH/earth
- Tertiary/earth pH
- Primary/Secondary transformation ratio on the 5 positions of the CPH.T.
- Oil sampling and analysis in the laboratory:
- Dielectric strength
- Water content
- DGA.
- Oil refuelling with new oil type MIDEL 7131:
- Ground circuit check
- Overall cleaning
- Applying a revision tag.
- Withdrawal from the construction site:
- Site cleaning
- Reception breakpoint in the presence of the customer
- Site closure
- Return of Work Orders.
- Submission of final reports within 3 weeks:
- Photo folder
- Intervention report.
For further information: Contact Us
