Catalogue / Power transformers
Power transformer 3-phase oil-immersed ONAN/ONAF, Core seriesSample
by Kakatiya Transformer Works (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
Customise and request quoteMade to order: change the marked specification rows to what you need; Kakatiya Transformer Works (Sample) quotes for it.
Or send an open RFQ to every matching merchant.
Register your company to see prices.
Power transformer 3-phase oil-immersed ONAN/ONAF from Kakatiya, Core series: 6 rating options between 31.5 MVA and 500 MVA. Design: on-load tap changer with AVR, short-circuit tested design and routine, type and special tests. Used by generator step-up, industrial plants and grid substations. Designed and tested to IS 2026, IEC 60076 and CBIP Manual 317. Lead time 16-24 weeks; delivers to All India and export (SAARC, Middle East, Africa). Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Kakatiya
- Model
- KAK-F79 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 5 nos
- Lead time
- 16-24 weeks
- Warranty
- 24 months from commissioning
- Standards
- IS 2026, IEC 60076, CBIP Manual 317
- Delivers to
- All India and export (SAARC, Middle East, Africa)
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Wooden crate, seaworthy
- Delivery terms
- Door delivery in metro cities
- Returns
- No returns on made-to-order items
- Other terms
- Sample data for testing; not a real offer.
Variants
| Variant | Specifications | Min. order · lead time | Price, ex GST |
|---|---|---|---|
| Rating31.5 MVAKAK-F79-01 | Rating: 31.5 MVA | 5 nos · 16-24 weeks | for verified buyers |
| Rating50 MVAKAK-F79-02 | Rating: 50 MVA | 5 nos · 16-24 weeks | for verified buyers |
| Rating100 MVAKAK-F79-03 | Rating: 100 MVA | 5 nos · 16-24 weeks | for verified buyers |
| Rating160 MVAKAK-F79-04 | Rating: 160 MVA | 5 nos · 16-24 weeks | for verified buyers |
| Rating315 MVAKAK-F79-05 | Rating: 315 MVA | 5 nos · 30-40 weeks | for verified buyers |
| Rating500 MVAKAK-F79-06 | Rating: 500 MVA | 5 nos · 30-40 weeks | for verified buyers |
Specifications
| Rating | 31.5 MVA to 500 MVA (see variants) |
|---|---|
| Voltage ratio | 220/132 kV |
| Cooling | ONAN/ONAFmade to order: ONAN/ONAF/OFAF |
| Vector group | YNyn0 d11 |
| Tap changer | OLTC 1.25% stepsmade to order: OLTC +/- 10% in 16 steps |
| Impedance | 12.5% |
| Insulation fluid | Mineral oilmade to order: Natural ester |
| Core | CRGO M0H |
| Winding material | Coppermade to order: Aluminium |
| Conservator | Plainmade to order: Air cell |
| Noise level | < 75 dB(A) |
| Terminals | Oil-to-air bushingsmade to order: Cable box |
| Monitoring | Buchholz, OTI, WTI, PRV |