Catalogue / Control & relay panels
Feeder protection panel, Duo 8 seriesSample
by Chola Protection Systems (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Feeder protection panel from Chola, Duo 8 series: 4 system voltage options between 33 kV and 220 kV. Design: mimic with breaker status, facia annunciation with sequence of events and trip circuit supervision and lockout relays. Typically used for EHV substations, metro receiving substations and power plant switchyards. Designed and tested to IS 8623, IS 13947 and IEC 61439. Lead time 10-14 weeks; delivers to All India and export (SAARC, Middle East, Africa). Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Chola
- Model
- CHO-E44 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 10-14 weeks
- Warranty
- 24 months
- Standards
- IS 8623, IS 13947, IEC 61439
- Delivers to
- All India and export (SAARC, Middle East, Africa)
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- As per item, transit-safe
- 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 |
|---|---|---|---|
| System voltage33 kVCHO-E44-01 | System voltage: 33 kV | 1 nos · 10-14 weeks | for verified buyers |
| System voltage66 kVCHO-E44-02 | System voltage: 66 kV | 1 nos · 10-14 weeks | for verified buyers |
| System voltage132 kVCHO-E44-03 | System voltage: 132 kV | 1 nos · 10-14 weeks | for verified buyers |
| System voltage220 kVCHO-E44-04 | System voltage: 220 kV | 1 nos · 10-14 weeks | for verified buyers |
Specifications
| System voltage | 33 kV to 220 kV (see variants) |
|---|---|
| Panel type | Free-standingmade to order: Simplex / Duplex |
| Bay type | Line |
| 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 | Digital MFMmade to order: Class 0.5S |
| Mimic | Led mimic |
| Auxiliary supply | 220 V DCmade to order: 110 V DC |
| Cabling | Wired to TB with ferruling |
| Annunciation | Windows 16/24/32 |
| Testing | FAT with relay test set |