Catalogue / Battery chargers & DC systems
220 V DC power system with redundant chargers, Ultra seriesSample
by Dwaraka Power Controls (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Dwaraka Ultra 220 V DC power system with redundant chargers, offered in 4 rating options from 100 A to 800 A. Highlights: auto float and boost charging, parallel redundant chargers and remote monitoring. Typically used for solar and wind pooling stations, railway signalling and power plants. Designed and tested to IS 4540, IEC 61204 and IS 1651. Lead time 3-5 weeks; delivers to All India and export (SAARC, Middle East, Africa). Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Dwaraka
- Model
- DWA-704 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 3-5 weeks
- Warranty
- 24 months
- Standards
- IS 4540, IEC 61204, IS 1651
- Delivers to
- All India and export (SAARC, Middle East, Africa)
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Drum / reel with end caps
- Delivery terms
- FOR site, freight included
- 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 |
|---|---|---|---|
| Rating100 ADWA-704-01 | Rating: 100 A | 1 nos · 3-5 weeks | on quote |
| Rating200 ADWA-704-02 | Rating: 200 A | 1 nos · 3-5 weeks | on quote |
| Rating400 ADWA-704-03 | Rating: 400 A | 1 nos · 6-8 weeks | on quote |
| Rating800 ADWA-704-04 | Rating: 800 A | 1 nos · 6-8 weeks | on quote |
Specifications
| Rating | 100 A to 800 A (see variants) |
|---|---|
| Output voltage | 48 Vmade to order: 24 V / 110 V / 220 V |
| Input | 230 V 1-phmade to order: 415 V 3-ph |
| Topology | Thyristormade to order: SMPS |
| Voltage regulation | +/- 1% |
| Ripple | < 2% without battery |
| Efficiency | 92% |
| Redundancy | 1+1made to order: N+1 |
| Battery type | Ni-Cdmade to order: VRLA / Li-ion |
| Backup time | 2 hours |
| DC distribution | MCB / MCCB with ground fault detection |
| Communication | Modbus RTU |
| Enclosure | IP42made to order: IP31 |