Catalogue / Control & relay panels
Transformer protection panel, Duo seriesSample
by Hoysala Power Controls (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Hoysala Duo transformer protection panel, offered in 4 system voltage options from 33 kV to 220 kV. Key features: pre-wired and factory tested, trip circuit supervision and lockout relays and facia annunciation with sequence of events. Used by solar evacuation substations, industrial HT substations and metro receiving substations. Designed and tested to IS 8623, IS 13947 and IEC 61439. Lead time 10-14 weeks; delivers to North India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Hoysala
- Model
- HOY-E21 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 2 nos
- Lead time
- 10-14 weeks
- Warranty
- 24 months
- Standards
- IS 8623, IS 13947, IEC 61439
- Delivers to
- North India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Wooden crate, seaworthy
- Delivery terms
- Door delivery in metro cities
- 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 |
|---|---|---|---|
| System voltage33 kVHOY-E21-01 | System voltage: 33 kV | 2 nos · 10-14 weeks | for verified buyers |
| System voltage66 kVHOY-E21-02 | System voltage: 66 kV | 2 nos · 10-14 weeks | for verified buyers |
| System voltage132 kVHOY-E21-03 | System voltage: 132 kV | 2 nos · 10-14 weeks | for verified buyers |
| System voltage220 kVHOY-E21-04 | System voltage: 220 kV | 2 nos · 10-14 weeks | for verified buyers |
Specifications
| System voltage | 33 kV to 220 kV (see variants) |
|---|---|
| Panel type | Simplex |
| Bay type | Transformermade to order: Line / Bus coupler / Capacitor bank |
| Protection | O/C + E/Fmade to order: Distance + DEF / Differential + REF |
| Panel size | 800 x 800 x 2200 mmmade to order: 1000 x 800 x 2200 mm |
| Construction | CRCA 2 mm sheetmade to order: Powder-coated RAL 7035 |
| Ingress protection | IP31 |
| Metering | Class 0.5S |
| Mimic | Led mimic |
| Auxiliary supply | 220 V DC |
| Cabling | Wired to TB with ferruling |
| Annunciation | Windows 16/24/32 |
| Testing | FAT with relay test set |