Catalogue / Transformer overhaul & oil filtration
Bushing and OLTC replacement, Ultra 6 seriesSample
by Mahanadiparam Technical Services (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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The Ultra 6 service of bushing and OLTC replacement by Mahanadiparam covers 5 transformer rating options (5 MVA to 100 MVA). Highlights: leak testing before energisation, core insulation resistance checks and oil sampling and DGA before work. Typically used for industrial distribution transformers, captive power plants and solar and wind pooling substations. Delivered in line with IS 335 (Mineral Insulating Oil), IS 1866 (Oil Maintenance) and IEC 60422. Mobilisation Mobilisation in 3-5 days; serves West India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Mahanadiparam
- Model
- MAH-613 series
- Listing type
- Service
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- Mobilisation in 3-5 days
- Warranty
- Workmanship 12 months
- Standards
- IS 335 (Mineral Insulating Oil), IS 1866 (Oil Maintenance), IEC 60422
- Delivers to
- West India
- GST rate
- 18 %
- Country of origin
- India
- Delivery terms
- Site mobilisation as per work order
- Returns
- Re-work of defective scope at no cost
- Other terms
- Sample data for testing; not a real offer.
Variants
| Variant | Specifications | Min. order · lead time | Price, ex GST |
|---|---|---|---|
| Transformer rating5 MVAMAH-613-01 | Transformer rating: 5 MVA | 1 nos · Mobilisation in 3-5 days | for verified buyers |
| Transformer rating10 MVAMAH-613-02 | Transformer rating: 10 MVA | 1 nos · Mobilisation in 3-5 days | for verified buyers |
| Transformer rating20 MVAMAH-613-03 | Transformer rating: 20 MVA | 1 nos · Mobilisation in 3-5 days | for verified buyers |
| Transformer rating50 MVAMAH-613-04 | Transformer rating: 50 MVA | 1 nos · Planned shutdown required | for verified buyers |
| Transformer rating100 MVAMAH-613-05 | Transformer rating: 100 MVA | 1 nos · Planned shutdown required | for verified buyers |
Specifications
| Transformer rating | 5 MVA to 100 MVA (see variants) |
|---|---|
| Service | Full overhaul with rewindingmade to order: Oil filtration and dehydration / Oil reclamation / Internal inspection and overhaul |
| Filtration machine | Mobile 12000 L/hr |
| Oil BDV target | Above 70 kV |
| Moisture target | Below 10 ppm |
| Testing | DGA, furan, BDV, tan deltamade to order: Full routine tests after overhaul |
| Spares | Gaskets and silica gel |
| Downtime | 5-7 daysmade to order: 2-3 days / 3-4 weeks |
| Site work | Hot oil circulation at site |
| Crew | Specialised overhaul team |
| Certificate | Oil test report from NABL lab |