Catalogue / Inverter duty transformers
Three-winding 33 kV solar transformer, Duo seriesSample
by Chambal Transformers (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; Chambal Transformers (Sample) quotes for it.
Or send an open RFQ to every matching merchant.
Register your company to see prices.
Three-winding 33 kV solar transformer from Chambal, Duo series: 4 rating options between 2.5 MVA and 5 MVA. Highlights: natural ester option for fire safety, electrostatic shield between windings and designed for frequent load cycles. Used by hybrid solar and storage, utility solar plants and wind farms. Designed and tested to IS 2026, IS 1180 and IEC 60076-16. Lead time 10-14 weeks; delivers to North India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Chambal
- Model
- CHA-7B6 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 10-14 weeks
- Warranty
- 24 months from commissioning
- Standards
- IS 2026, IS 1180, IEC 60076-16
- Delivers to
- North India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Steel skid with shrink wrap
- Delivery terms
- FOR site, freight included
- Returns
- Replacement of items damaged in transit within 7 days
- Other terms
- Sample data for testing; not a real offer.
Variants
| Variant | Specifications | Min. order · lead time | Price, ex GST |
|---|---|---|---|
| Rating2.5 MVACHA-7B6-01 | Rating: 2.5 MVA | 1 nos · 10-14 weeks | for verified buyers |
| Rating3.15 MVACHA-7B6-02 | Rating: 3.15 MVA | 1 nos · 10-14 weeks | for verified buyers |
| Rating4 MVACHA-7B6-03 | Rating: 4 MVA | 1 nos · 10-14 weeks | for verified buyers |
| Rating5 MVACHA-7B6-04 | Rating: 5 MVA | 1 nos · 10-14 weeks | for verified buyers |
Specifications
| Rating | 2.5 MVA to 5 MVA (see variants) |
|---|---|
| Voltage ratio | 33/0.69/0.69 kVmade to order: 33/0.69 kV / 33/0.8 kV / 22/0.69 kV |
| Windings | Three (split LV)made to order: Two |
| Vector group | Dyn11made to order: Dy11y11 |
| Cooling | ONAN |
| Impedance | 6.5%made to order: 7% / 8% |
| Tap changer | OLTCmade to order: Off-circuit +/- 5% |
| Insulation fluid | Natural estermade to order: Mineral oil |
| Harmonic duty | K-factor 4 / 6th harmonic |
| Electrostatic shield | Provided between HV and LV |
| HV termination | Air bushingmade to order: Cable box |
| Protection | Buchholz, OTI, WTI, PRD |
| Losses | Level 2 / Level 1 |