GEYA
GCT Circular Residual Current Transformer
Չափիչ սարքեր և տրանսֆորմատորներ։ GCT Circular Residual Current Transformer։ Մոդելի տեխնիկական տվյալներ և գնառաջարկ ԲիգՎոլտից։
| Բրենդ | GEYA |
| Ապրանքային խումբ | Չափիչ սարքեր և տրանսֆորմատորներ |
Տեխնիկական բնութագրեր
| Electrical parameter | Specification |
| Product model | GCT |
| Product type | Circular residual current transformer, through-core type |
| Through-core aperture | 30-200 mm |
| Primary circuit current | 63-2,000 A |
| Working frequency | 50-400 Hz |
| Nominal residual-current input (In) | In = 1 A (0-1 A input span) |
| Overall residual-current measurement range | 10 mA-5 A total sensor response range |
| Accuracy-assured residual-current range | 10% In-130% In (0.1-1.3 A when In = 1 A) |
| Full-scale output options (at In) | 0-1 V or 0-0.5 mA |
| Ratio difference | Within ±0.1% |
| Phase difference | Within ±10 arcmin |
| Dielectric strength | 2.5 kV / 1 mA / 1 min |
| Insulation resistance | DC 500 V / 1,000 MΩ / 1 min |
| Mechanical parameter | Specification |
| Shell | ABS, flame-retardant grade 94-V0 |
| Skeleton | PBT |
| Iron core | Nickel steel or nanocrystalline |
| Internal structure | Environment-friendly epoxy resin casting |
| Construction plan | Screw fixation |
| Working temperature | -12°C to +45°C |
| Ambient humidity | ≤85% |
| Connection mode | Terminal type or 1.5 m shielded twisted wire |
| Model and specification | Nominal residual-current input (In) | Full-scale output | Accuracy class | Aperture (Φ) | A (mm) | B (mm) | C (mm) | D (mm) | G |
| 30 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 30 mm | 87.6 | 67.8 | 28 | 76 | M6 |
| 45 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 45 mm | 107.5 | 83 | 28 | 96 | M6 |
| 65 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 65 mm | 127.5 | 105 | 30 | 113 | M6 |
| 80 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 80 mm | 159.5 | 128 | 32 | 145.5 | M6 |
| 100 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 100 mm | 188 | 154 | 32 | 174 | M6 |
| 150 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 150 mm | 234 | 200 | 32 | 220 | M6 |
| 200 | In = 1 A (0-1 A input span) | 0-1 V (0.5 mA) | 0.1 / 0.2 / 0.5 / 1.0 | 200 mm | 284 | 252 | 32 | 270 | M6 |