Catalogue / Gas-insulated switchgear (GIS)
Single-phase encapsulated GIS, Duo 9 seriesSample
by Madurai HV Switchgear (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
Customise and request quoteMade to order: change the marked specification rows to what you need; Madurai HV Switchgear (Sample) quotes for it.
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Single-phase encapsulated GIS from Madurai, Duo 9 series: 4 system voltage options between 72.5 kV and 420 kV. Highlights: maintenance-free enclosed design, compact footprint, up to 90% saving and suitable for indoor and outdoor. Typically used for metro rail traction, renewable pooling stations and industrial plants. Designed and tested to IEC 62271-203, IEC 62271-1 and IEC 62271-100. Lead time 40-52 weeks; delivers to All India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Madurai
- Model
- MAD-D32 series
- Listing type
- Product
- Unit
- bay
- Minimum order
- 5 bay
- Lead time
- 40-52 weeks
- Warranty
- 24 months
- Standards
- IEC 62271-203, IEC 62271-1, IEC 62271-100
- Delivers to
- All India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- As per item, transit-safe
- Delivery terms
- FOR nearest railhead
- 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 |
|---|---|---|---|
| System voltage72.5 kVMAD-D32-01 | System voltage: 72.5 kV | 5 bay · 40-52 weeks | on quote |
| System voltage145 kVMAD-D32-02 | System voltage: 145 kV | 5 bay · 40-52 weeks | on quote |
| System voltage245 kVMAD-D32-03 | System voltage: 245 kV | 5 bay · 40-52 weeks | on quote |
| System voltage420 kVMAD-D32-04 | System voltage: 420 kV | 5 bay · 40-52 weeks | on quote |
Specifications
| System voltage | 72.5 kV to 420 kV (see variants) |
|---|---|
| Rated current | 3150 A |
| Short-circuit current | 31.5 kAmade to order: 40 kA / 50 kA |
| Configuration | Ring busmade to order: Single bus / Double bus |
| Enclosure | Steelmade to order: Aluminium alloy |
| Gas | SF6made to order: SF6/N2 mix / Clean air |
| Bay width | 800 mmmade to order: 1200 mm / 2500 mm |
| Operating mechanism | Spring |
| Partial discharge monitoring | UHF sensors |
| Control | Local control cubicle with BCU |
| Gas leakage | < 0.1% per year |
| Earth switches | Maintenance + fast acting |
| Interlocks | Mechanical and electrical |