Catalogue / Neutral grounding resistors
NGR with current transformer, Duo seriesSample
by Marwarsudarshan Switchgear (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
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Marwarsudarshan Duo NGR with current transformer, offered in 5 rated current options from 50 A to 800 A. Key features: neutral CT for earth-fault relay, stainless steel resistor elements and rugged weatherproof enclosure. Typically used for solar plant 33 kV systems, mines and ports and industrial HT systems. Designed and tested to IEEE 32, IS 3043 and IEC 60076-25. Lead time 8-10 weeks; delivers to West India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Marwarsudarshan
- Model
- MAR-094 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 8-10 weeks
- Warranty
- 24 months
- Standards
- IEEE 32, IS 3043, IEC 60076-25
- Delivers to
- West India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Steel skid with shrink wrap
- Delivery terms
- Ex-works, freight extra at actuals
- 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 |
|---|---|---|---|
| Rated current50 AMAR-094-01 | Rated current: 50 A | 1 nos · 8-10 weeks | on quote |
| Rated current100 AMAR-094-02 | Rated current: 100 A | 1 nos · 8-10 weeks | on quote |
| Rated current200 AMAR-094-03 | Rated current: 200 A | 1 nos · 8-10 weeks | on quote |
| Rated current400 AMAR-094-04 | Rated current: 400 A | 1 nos · 8-10 weeks | on quote |
| Rated current800 AMAR-094-05 | Rated current: 800 A | 1 nos · 8-10 weeks | on quote |
Specifications
| Rated current | 50 A to 800 A (see variants) |
|---|---|
| System voltage | 33 kV |
| Resistance | 50 ohm |
| Time rating | 10 s |
| Element | SS 304 gridmade to order: Cast iron / Liquid electrolyte |
| Enclosure | IP33made to order: IP54 |
| Neutral CT | Included |
| Monitoring | Open-circuit detection |
| Bushing | Polymermade to order: Porcelain |
| Temperature rise | 760 deg C on elements |
| Mounting | Transformer top |
| Finish | Hot-dip galvanised |
| Tolerance | +/- 10% |