Catalogue / Insulators (porcelain, polymer, glass)
Toughened glass disc insulator, Prime 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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Toughened glass disc insulator from Prabhamark, Prime 4 series: 6 voltage and strength options between 11 kV 45 kN and 400 kV 160 kN. Design: tracking and erosion tested, lightweight, vandal resistant and crimped end fittings with brittle fracture resistance. Suited to transmission lines, coastal and polluted areas and substation strings. Designed and tested to IS 731, IS 5300 and IEC 61109. Lead time 6-8 weeks; delivers to South India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Prabhamark
- Model
- PRA-477 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 2 nos
- Lead time
- 6-8 weeks
- Warranty
- 24 months
- Standards
- IS 731, IS 5300, IEC 61109
- Delivers to
- South India
- 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 |
|---|---|---|---|
| Voltage and strength11 kV 45 kNPRA-477-01 | Voltage and strength: 11 kV 45 kN | 2 nos · 6-8 weeks | for verified buyers |
| Voltage and strength33 kV 70 kNPRA-477-02 | Voltage and strength: 33 kV 70 kN | 2 nos · 6-8 weeks | for verified buyers |
| Voltage and strength66 kV 70 kNPRA-477-03 | Voltage and strength: 66 kV 70 kN | 2 nos · 6-8 weeks | for verified buyers |
| Voltage and strength132 kV 90 kNPRA-477-04 | Voltage and strength: 132 kV 90 kN | 2 nos · 6-8 weeks | for verified buyers |
| Voltage and strength220 kV 120 kNPRA-477-05 | Voltage and strength: 220 kV 120 kN | 2 nos · 6-8 weeks | for verified buyers |
| Voltage and strength400 kV 160 kNPRA-477-06 | Voltage and strength: 400 kV 160 kN | 2 nos · 6-8 weeks | for verified buyers |
Specifications
| Voltage and strength | 11 kV 45 kN to 400 kV 160 kN (see variants) |
|---|---|
| Material | Porcelain |
| Type | Suspensionmade to order: Pin / Strain / Post |
| Failing load | 210 kN |
| Creepage | 31 mm/kVmade to order: 25 mm/kV / Anti-fog 40 mm/kV |
| End fittings | Ball and socket |
| Core | FRP rod |
| Sheds | Alternate |
| Dry arc distance | Per class |
| Tests | Type + acceptance + routine |
| Hydrophobicity | HC1 |
| Packaging | Wooden crate |
| Finish | Brown |