Catalogue / Insulators (porcelain, polymer, glass)
Long rod composite insulator, Flex 4 seriesSample
by Prabhamark Conductors (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Long rod composite insulator from Prabhamark, Flex 4 series: 4 voltage and strength options between 66 kV 70 kN and 400 kV 160 kN. Key features: crimped end fittings with brittle fracture resistance, lightweight, vandal resistant and tracking and erosion tested. Typically used for transmission lines, coastal and polluted areas and distribution lines. Designed and tested to IS 731, IS 5300 and IEC 61109. Lead time 3-5 weeks; delivers to South India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Prabhamark
- Model
- PRA-518 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
- South India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Corrugated box on pallet
- Delivery terms
- FOR nearest railhead
- Returns
- Returns within 15 days if unused, in original packing
- Other terms
- Sample data for testing; not a real offer.
Variants
| Variant | Specifications | Min. order · lead time | Price, ex GST |
|---|---|---|---|
| Voltage and strength66 kV 70 kNPRA-518-01 | Voltage and strength: 66 kV 70 kN | 1 nos · 3-5 weeks | for verified buyers |
| Voltage and strength132 kV 90 kNPRA-518-02 | Voltage and strength: 132 kV 90 kN | 1 nos · 3-5 weeks | for verified buyers |
| Voltage and strength220 kV 120 kNPRA-518-03 | Voltage and strength: 220 kV 120 kN | 1 nos · 6-8 weeks | for verified buyers |
| Voltage and strength400 kV 160 kNPRA-518-04 | Voltage and strength: 400 kV 160 kN | 1 nos · 6-8 weeks | for verified buyers |
Specifications
| Voltage and strength | 66 kV 70 kN to 400 kV 160 kN (see variants) |
|---|---|
| Material | Silicone polymermade to order: Toughened glass / Porcelain |
| Type | Pin |
| Failing load | 210 kN |
| Creepage | 25 mm/kVmade to order: 31 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 |