Catalogue / Inverter duty transformers
Oil-immersed transformer for PV inverters, Flex seriesSample
by Brahmaputra 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; Brahmaputra Transformers (Sample) quotes for it.
Or send an open RFQ to every matching merchant.
Register your company to see prices.
The Flex range of oil-immersed transformer for PV inverters by Brahmaputra covers 4 rating options (3.15 MVA to 6.3 MVA). Highlights: matched impedance for inverter protection, withstands inverter harmonic currents and electrostatic shield between windings. Used by wind farms, hybrid solar and storage and utility solar plants. Designed and tested to IS 2026, IS 1180 and IEC 60076-16. Lead time 10-14 weeks; delivers to East & North-East India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Brahmaputra
- Model
- BRA-F57 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
- East & North-East India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Wooden crate, seaworthy
- Delivery terms
- FOR nearest railhead
- 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 |
|---|---|---|---|
| Rating3.15 MVABRA-F57-01 | Rating: 3.15 MVA | 1 nos · 10-14 weeks | for verified buyers |
| Rating4 MVABRA-F57-02 | Rating: 4 MVA | 1 nos · 10-14 weeks | for verified buyers |
| Rating5 MVABRA-F57-03 | Rating: 5 MVA | 1 nos · 10-14 weeks | for verified buyers |
| Rating6.3 MVABRA-F57-04 | Rating: 6.3 MVA | 1 nos · 10-14 weeks | for verified buyers |
Specifications
| Rating | 3.15 MVA to 6.3 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 | Two |
| Vector group | Dyn11made to order: Dy11y11 |
| Cooling | ONAN |
| Impedance | 6.5% |
| Tap changer | OLTC |
| 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 bushing |
| Protection | Buchholz, OTI, WTI, PRD |
| Losses | Level 2 / Level 1 |