CTB1000 | |
Rated current | AC/DC 1000A |
Bandwidth | 20kHz |
Current transfer ratio | 2mV/A |
Maximum input current | Refer to the Current rated value vs. Frequency curve |
Accuracy | Refer to the Accuracy List |
Operating temperature and humidity range |
-40℃~85℃,80% Below 80%RH (No dew) |
Promised accuracy range | 0℃~40℃, Below 80%RH |
Temperature drift coefficient | -40℃~0℃﹑40℃~85℃ Amplitude Sensitivity: Below±0.02% rdg./℃ Offset Voltage:≤±0.01% rdg./℃ |
Diameter of measurable conductor | Φ Below 50 mm |
Conductor position effect | Below ±0.2% rdg. (Input 1000A, 50Hz/60Hz, outer diameter 30mm) |
Power supply voltage | ±12V |
Power supply capacity | Below ±300mA (1000A/45Hz measurement, power supply ±12V) |
Frequency | Amplitude | Phase |
DC | ±0.3% rdg. ±0.02% f.s. | - |
DC < f ≤ 100 Hz | ±0.3% rdg. ±0.01% f.s. | ±0.1deg. |
100Hz< f ≤ 500 Hz | ±0.5% rdg. ±0.02% f.s. | ±0.2deg. |
500Hz< f ≤ 1kHz | ±1% rdg. ±0.02% f.s. | ±0.5deg. |
1kHz< f ≤ 5kHz | ±2% rdg. ±0.02% f.s. | ±1.5deg. |
5kHz< f ≤ 10kHz | ±5% rdg. ±0.05% f.s. | ±2.0deg. |
10kHz< f ≤ 20kHz | ±30% rdg. ±0.1% f.s. | ±10.0deg. |