TK6800 Transformer Comprehensive Characteristic
TK6800 is a specialized calibration device designed for transformer testers. It provides precise calibration for a wide range of transformer testing equipment, including no-load loss testers, capacity testers, and short-circuit impedance testers. The calibration process complies with the reference standard DL/T 1256-2013 — General Specification of Transformer Tester for No-load Loss and Load Loss, ensuring reliable and traceable measurements for professional testing environments.
Three-phase Voltage Output
| Parameter | Specification |
|---|---|
| Voltage Range | 10 V |
| Resolution | 0.1 mV |
| Short-term Stability (%/min) | 0.005 |
| Measurement Uncertainty (k=2) (ppm × RD + ppm × RG) |
120 + 80 |
| Maximum Load | 10 mA |
Three-phase Current Measurement
| Current Range | Resolution | Measurement Uncertainty (k=2) (ppm × RD + ppm × RG) |
|---|---|---|
| 100 mA | 1 μA | 120 + 80 |
| 1 A | 10 μA | 120 + 80 |
| 5 A | 10 μA | 120 + 80 |
| 10 A | 0.1 mA | 120 + 80 |
No-load Loss Test — Three-phase Voltage Output
| Voltage Range | Resolution | Short-term Stability (%/min) | Measurement Uncertainty (k=2) (ppm × RD + ppm × RG) |
Maximum Load |
|---|---|---|---|---|
| 60 V | 0.1 mV | 0.005 | 120 + 80 | 25 VA |
| 120 V | 1 mV | 0.005 | 120 + 80 | 25 VA |
| 240 V | 1 mV | 0.005 | 120 + 80 | 25 VA |
| 480 V | 1 mV | 0.005 | 120 + 80 | 25 VA |
| 720 V | 1 mV | 0.005 | 120 + 80 | 25 VA |
Note: RD = Reading Value, RG = Range Value.