Rishabh TW Series Round Current Transformer (TW Series)
- Brand
- Rishabh
- Model number
- TW Series
Rish TW series round CTs in UL 94V-0 polycarbonate, 50 A to 3200 A / 5 A, classes 0.2 to 3, transparent terminal cover, bus bar or wall mounting; sizes TW-1 to TW-8.
Price and availability on request
Key features
- Round CTs in UL 94V-0 polycarbonate, sizes TW-1 to TW-8
- Transparent terminal cover; M4 screws with self lifting clamp strap
- Bus bar or wall mounting; optional wall mounting brackets
- Applications: switchgear, control panels, distribution, generator sets, overload protection
Specifications
| Primary current | 50 A to 3200 A; secondary 5 A (1 A on request) |
|---|---|
| Class | 0.2, 0.5S, 0.5, 1, 3 |
| Burden by class 0.2 / 0.5S / 0.5 / 1.0 (TW-5, TW-6) | TW-5: 200 A -/-/-/1.5, 250 A -/-/1.5/2.5, 300 A -/-/2.5/5, 400 A 2.5/5/7.5/12.5, 500 A 3.75/7.5/10/15, 600 A 5/7.5/10/15, 800 A 10/15/15/30, 1000 A 10/15/15/30; TW-6: 600 A 1.5/3.75/5/10, 800 A 2.5/7.5/10/15, 1000 A 3.75/7.5/10/15, 1200 A 15/15/20/30, 1250 A 15/15/20/30, 1500 A 15/15/20/30, 1600 A 15/15/20/30, 2000 A 15/20/25/45, 2500 A 15/20/25/45, 3000 A 15/25/30/45, 3200 A 15/25/30/45 |
| Test voltage | 4 kV 50 Hz, 1 min |
|---|---|
| Highest voltage for equipment | 720 V maximum |
| Rated frequency | 50 Hz / 60 Hz |
| Rated continuous thermal current | 120% of Ipr |
| Rated dynamic current | 2.5 x Ith |
| Applicable standard | IEC 61869-1&2 / IEC 60044-1, BS 3938, IS 16227-1&2 |
|---|
| Case | Unfilled polycarbonate, flame retardant, UL 94V-0 |
|---|---|
| Insulation class | E (120 °C max.) |
| Ambient temperature | -25 °C to +40 °C |
|---|---|
| Storage temperature | -50 °C to +80 °C |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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