Catalogue / SFRA, winding resistance & turns-ratio testers
Transformer turns ratio meter (TTR), Neo 7 seriesSample
by Madurai Test Equipment (Sample) · verified by BARREL
Price for verified buyers
Ordered and invoiced through BARREL — one contract, one GST invoice.
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The Neo 7 range of transformer turns ratio meter (TTR) by Madurai covers 6 test current / range options (1 A winding resistance to SFRA 20 Hz-2 MHz). Design: report generation software, measurement of three phases in one connection and fingerprint comparison for transformer winding. Typically used for fault diagnosis after through-fault, transformer acceptance testing and post-transport check. Designed and tested to IEC 60076-18, IEEE C57.149 and IEC 60076-1. Lead time 6-10 weeks; delivers to All India and export (SAARC, Middle East, Africa). Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Madurai
- Model
- MAD-9D5 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 6-10 weeks
- Warranty
- 12 months from supply
- Standards
- IEC 60076-18, IEEE C57.149, IEC 60076-1
- 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
- Ex-works, freight extra at actuals
- 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 |
|---|---|---|---|
| Test current / range1 A winding resistanceMAD-9D5-01 | Test current / range: 1 A winding resistance | 1 nos · 6-10 weeks | for verified buyers |
| Test current / range5 A winding resistanceMAD-9D5-02 | Test current / range: 5 A winding resistance | 1 nos · 6-10 weeks | for verified buyers |
| Test current / range10 A winding resistanceMAD-9D5-03 | Test current / range: 10 A winding resistance | 1 nos · 6-10 weeks | for verified buyers |
| Test current / range40 A winding resistanceMAD-9D5-04 | Test current / range: 40 A winding resistance | 1 nos · 6-10 weeks | for verified buyers |
| Test current / rangeTTR 0.8-10000MAD-9D5-05 | Test current / range: TTR 0.8-10000 | 1 nos · 6-10 weeks | for verified buyers |
| Test current / rangeSFRA 20 Hz-2 MHzMAD-9D5-06 | Test current / range: SFRA 20 Hz-2 MHz | 1 nos · 6-10 weeks | for verified buyers |
Specifications
| Test current / range | 1 A winding resistance to SFRA 20 Hz-2 MHz (see variants) |
|---|---|
| Instrument | Turns ratio |
| Accuracy | 0.5% |
| Frequency range | 20 Hz to 2 MHzmade to order: 10 Hz to 25 MHz |
| Dynamic range | Over 100 dB |
| Display | PC basedmade to order: Colour TFT |
| Phase measurement | Not includedmade to order: Included |
| Test voltage | Up to 250 V |
| Interface | Ethernet |
| Tap changer test | Dynamic current trace |
| Weight | 7 kg |