Catalogue / Power transformers
Single-phase auto-transformer bank unit, Smart 6 seriesSample
by Nilgirispark Transformer Works (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Single-phase auto-transformer bank unit from Nilgirispark, Smart 6 series: 5 rating options between 50 MVA and 500 MVA. Design: condition monitoring sensors, short-circuit tested design and on-load tap changer with AVR. Suited to transmission utilities, solar and wind evacuation 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
- Nilgirispark
- Model
- NIL-358 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 2 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
- Ex-works, freight extra at actuals
- 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 |
|---|---|---|---|
| Rating50 MVANIL-358-01 | Rating: 50 MVA | 2 nos · 16-24 weeks | for verified buyers |
| Rating100 MVANIL-358-02 | Rating: 100 MVA | 2 nos · 16-24 weeks | for verified buyers |
| Rating160 MVANIL-358-03 | Rating: 160 MVA | 2 nos · 16-24 weeks | for verified buyers |
| Rating315 MVANIL-358-04 | Rating: 315 MVA | 2 nos · 30-40 weeks | for verified buyers |
| Rating500 MVANIL-358-05 | Rating: 500 MVA | 2 nos · 30-40 weeks | for verified buyers |
Specifications
| Rating | 50 MVA to 500 MVA (see variants) |
|---|---|
| Voltage ratio | 66/11 kV |
| Cooling | ONAN/ONAF/OFAF |
| Vector group | YNa0d11 |
| Tap changer | OLTC 1.25% steps |
| Impedance | 12.5% at 100 MVA |
| Insulation fluid | Natural estermade to order: Mineral oil |
| Core | CRGO M0Hmade to order: Amorphous |
| Winding material | Aluminiummade to order: Copper |
| Conservator | Plain |
| Noise level | < 75 dB(A) |
| Terminals | Cable boxmade to order: Oil-to-air bushings |
| Monitoring | Buchholz, OTI, WTI, PRV |