Catalogue / Bus post insulators & clamps
Solid core bus post insulator, Duo seriesSample
by Tungabhadra HV Switchgear (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Tungabhadra Duo solid core bus post insulator, offered in 4 system voltage options from 72.5 kV to 420 kV. Key features: mechanical and electrical routine tests, low corona and RIV and anti-theft clamps option. Typically used for industrial HT yards, substation busbars and railway traction. Designed and tested to IS 2544, IEC 60273 and IEC 61462. Lead time 6-8 weeks; delivers to All India and export (SAARC, Middle East, Africa). Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Tungabhadra
- Model
- TUN-CD2 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 6-8 weeks
- Warranty
- 36 months
- Standards
- IS 2544, IEC 60273, IEC 61462
- Delivers to
- All India and export (SAARC, Middle East, Africa)
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Steel skid with shrink wrap
- Delivery terms
- Ex-works, freight extra at actuals
- 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 |
|---|---|---|---|
| System voltage72.5 kVTUN-CD2-01 | System voltage: 72.5 kV | 1 nos · 6-8 weeks | for verified buyers |
| System voltage145 kVTUN-CD2-02 | System voltage: 145 kV | 1 nos · 6-8 weeks | for verified buyers |
| System voltage245 kVTUN-CD2-03 | System voltage: 245 kV | 1 nos · 6-8 weeks | for verified buyers |
| System voltage420 kVTUN-CD2-04 | System voltage: 420 kV | 1 nos · 6-8 weeks | for verified buyers |
Specifications
| System voltage | 72.5 kV to 420 kV (see variants) |
|---|---|
| Type | Solid core postmade to order: Pillar insulator / Composite post |
| Cantilever strength | 6 kNmade to order: 4 kN / 8 kN / 10 kN |
| Creepage | 31 mm/kV |
| Material | Silicone compositemade to order: Porcelain |
| Clamp material | Copper alloymade to order: Aluminium alloy AA 6061 |
| Clamp type | Boltedmade to order: Welded |
| Pipe diameter | 50 mmmade to order: 100 mm / 150 mm |
| Current rating | 2500 A |
| Short-circuit rating | 40 kAmade to order: 50 kA |
| Finish | Brown glazedmade to order: Grey RTV |
| Fixing | 4 holemade to order: Flange |
| Fittings | Hot-dip galvanised |