Catalogue / Dry-type transformers
Vacuum pressure impregnated dry transformer, Duo seriesSample
by Tejmark Power Transformers (Sample) · verified by BARREL
Price on quote
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; Tejmark Power Transformers (Sample) quotes for it.
Or send an open RFQ to every matching merchant.
Tejmark Duo vacuum pressure impregnated dry transformer, offered in 6 rating options from 250 kVA to 5000 kVA. Key features: self-extinguishing cast resin, low noise and temperature scanner with fan control. Suited to high-rise buildings, metro stations and wind turbine nacelles. Designed and tested to IS 11171, IEC 60076-11 and IS 2026. Lead time 4-6 weeks; delivers to South India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Tejmark
- Model
- TEJ-F91 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 10 nos
- Lead time
- 4-6 weeks
- Warranty
- 24 months
- Standards
- IS 11171, IEC 60076-11, IS 2026
- Delivers to
- South India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- As per item, transit-safe
- Delivery terms
- FOR nearest railhead
- 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 |
|---|---|---|---|
| Rating250 kVATEJ-F91-01 | Rating: 250 kVA | 10 nos · 4-6 weeks | on quote |
| Rating500 kVATEJ-F91-02 | Rating: 500 kVA | 10 nos · 4-6 weeks | on quote |
| Rating1000 kVATEJ-F91-03 | Rating: 1000 kVA | 10 nos · 4-6 weeks | on quote |
| Rating1600 kVATEJ-F91-04 | Rating: 1600 kVA | 10 nos · 4-6 weeks | on quote |
| Rating2500 kVATEJ-F91-05 | Rating: 2500 kVA | 10 nos · 8-10 weeks | on quote |
| Rating5000 kVATEJ-F91-06 | Rating: 5000 kVA | 10 nos · 8-10 weeks | on quote |
Specifications
| Rating | 250 kVA to 5000 kVA (see variants) |
|---|---|
| Voltage ratio | 11/0.433 kV |
| Technology | Cast resin |
| Insulation class | Class H |
| Cooling | AN/AFmade to order: AN |
| Winding material | Coppermade to order: Aluminium |
| Impedance | 4% |
| Vector group | Dyn11 |
| Enclosure | IP23 |
| Tap changer | Off-circuit +/- 5% |
| Partial discharge | < 10 pC |
| Protection | PT100 sensors with relay |
| Fire behaviour | F1 / E2 / C2 |