Catalogue / Transformer spares
Transformer bushing, Duo 7 seriesSample
by Marwar Metal Industries (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Marwar Duo 7 transformer bushing, offered in 5 voltage class options from 11 kV to 220 kV. Highlights: moisture-sealed packing, polymer options for pollution areas and routine test certificate supplied. Suited to transformer overhaul, failure replacement and retrofitting for older units. Designed and tested to IEC 60137, IS 2099 and IEC 60076. Lead time 6-12 weeks; delivers to East & North-East India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Marwar
- Model
- MAR-EB9 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 10 nos
- Lead time
- 6-12 weeks
- Warranty
- 12 months from supply
- Standards
- IEC 60137, IS 2099, IEC 60076
- Delivers to
- East & North-East India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Steel skid with shrink wrap
- 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 |
|---|---|---|---|
| Voltage class11 kVMAR-EB9-01 | Voltage class: 11 kV | 10 nos · 6-12 weeks | on quote |
| Voltage class33 kVMAR-EB9-02 | Voltage class: 33 kV | 10 nos · 6-12 weeks | on quote |
| Voltage class66 kVMAR-EB9-03 | Voltage class: 66 kV | 10 nos · 6-12 weeks | on quote |
| Voltage class132 kVMAR-EB9-04 | Voltage class: 132 kV | 10 nos · 6-12 weeks | on quote |
| Voltage class220 kVMAR-EB9-05 | Voltage class: 220 kV | 10 nos · 6-12 weeks | on quote |
Specifications
| Voltage class | 11 kV to 220 kV (see variants) |
|---|---|
| Component | OTImade to order: Bushing / Buchholz / WTI |
| Rated current | 250 Amade to order: 630 A / 1250 A / 3150 A |
| Material | Resin impregnated paper |
| Creepage | 31 mm/kVmade to order: 25 mm/kV |
| Mounting | Flangedmade to order: Pocket |
| Alarm contacts | 2 NO |
| Colour | Grey |
| Fits make | As per nameplate |
| Testing | Routine tested |
| Oil compatibility | Mineral |