Catalogue / Transformer overhaul & oil filtration
DGA based diagnostics and reclamation, Smart seriesSample
by Sahyadriakshay Engineering Services (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
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The Smart service of DGA based diagnostics and reclamation by Sahyadriakshay covers 3 transformer rating options (20 MVA to 100 MVA). Key features: nitrogen or dry air purge on opening, leak testing before energisation and post-work tan delta and ratio tests. Suited to state utility asset life extension, solar and wind pooling substations and captive power plants. Delivered in line with IS 335 (Mineral Insulating Oil), IS 1866 (Oil Maintenance) and IEC 60422. Mobilisation Planned shutdown required; serves West India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Sahyadriakshay
- Model
- SAH-C04 series
- Listing type
- Service
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- Planned shutdown required
- Warranty
- Oil quality guarantee 6 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 rating20 MVASAH-C04-01 | Transformer rating: 20 MVA | 1 nos · Planned shutdown required | on quote |
| Transformer rating50 MVASAH-C04-02 | Transformer rating: 50 MVA | 1 nos · Planned shutdown required | on quote |
| Transformer rating100 MVASAH-C04-03 | Transformer rating: 100 MVA | 1 nos · Planned shutdown required | on quote |
Specifications
| Transformer rating | 20 MVA to 100 MVA (see variants) |
|---|---|
| Service | Oil reclamationmade to order: Oil filtration and dehydration / Internal inspection and overhaul / Full overhaul with rewinding |
| Filtration machine | Vacuum dehydration 6000 L/hrmade to order: Mobile 12000 L/hr |
| Oil BDV target | Above 70 kV |
| Moisture target | Below 10 ppm |
| Testing | Full routine tests after overhaul |
| Spares | Bushings and OLTC parts at cost |
| Downtime | 3-4 weeks |
| Site work | Hot oil circulation at sitemade to order: Workshop repair |
| Crew | Specialised overhaul teammade to order: 4 technicians with supervisor |
| Certificate | Overhaul report with test data |