Catalogue / Insulators (porcelain, polymer, glass)
Polymer disc insulator, Duo 2 seriesSample
by Tungabhadrajal Conductors (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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The Duo 2 range of polymer disc insulator by Tungabhadrajal covers 5 voltage and strength options (33 kV 70 kN to 400 kV 160 kN). Design: lightweight, vandal resistant, crimped end fittings with brittle fracture resistance and tracking and erosion tested. Suited to coastal and polluted areas, transmission lines and railway electrification. Designed and tested to IS 731, IS 5300 and IEC 61109. Lead time 3-5 weeks; delivers to All India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Tungabhadrajal
- Model
- TUN-4F2 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 3-5 weeks
- Warranty
- 30 months from supply
- Standards
- IS 731, IS 5300, IEC 61109
- Delivers to
- All India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Drum / reel with end caps
- Delivery terms
- FOR site, freight included
- 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 and strength33 kV 70 kNTUN-4F2-01 | Voltage and strength: 33 kV 70 kN | 1 nos · 3-5 weeks | for verified buyers |
| Voltage and strength66 kV 70 kNTUN-4F2-02 | Voltage and strength: 66 kV 70 kN | 1 nos · 3-5 weeks | for verified buyers |
| Voltage and strength132 kV 90 kNTUN-4F2-03 | Voltage and strength: 132 kV 90 kN | 1 nos · 3-5 weeks | for verified buyers |
| Voltage and strength220 kV 120 kNTUN-4F2-04 | Voltage and strength: 220 kV 120 kN | 1 nos · 6-8 weeks | for verified buyers |
| Voltage and strength400 kV 160 kNTUN-4F2-05 | Voltage and strength: 400 kV 160 kN | 1 nos · 6-8 weeks | for verified buyers |
Specifications
| Voltage and strength | 33 kV 70 kN to 400 kV 160 kN (see variants) |
|---|---|
| Material | Porcelain |
| Type | Suspensionmade to order: Pin / Strain / Post |
| Failing load | 120 kNmade to order: 45 kN / 70 kN / 160 kN |
| Creepage | 31 mm/kVmade to order: 25 mm/kV / Anti-fog 40 mm/kV |
| End fittings | Clevismade to order: Ball and socket |
| Core | FRP rod |
| Sheds | Alternate |
| Dry arc distance | Per class |
| Tests | Type + acceptance + routine |
| Hydrophobicity | HC1 |
| Packaging | Wooden crate |
| Finish | Brown |