| Customization: | Available |
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| Type: | Electromagnetic |
| Output Signal Type: | Analog Output |
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Low Voltage AC 0.66kv Residual Current Transformer (CT) is used to transform the high AC current to small easily manageable values.
They are connected with the panel meter or relay and they can help to measure the current or protect the equipment.
| Technical Parameters | Index | |
| Input | Network | 3-phase 4-wire/TN,TT system |
| Frequency | 50-60Hz | |
| Residual current | Rated measuring range: 10mA~3000mA | |
| Setting range: IΔn: 30-1000mA, step: 1mA | ||
| Measurement accuracy class of residual current:1.0 | ||
| Communication | RS485 port, MODBUS-RTU protocol | |
| Power supply | DC 24V, power consumption:≤2VA | |
| Safety | Power frequency withstands voltage: AC 3KV/1min between the terminal block and the housing Insulation resistance: >100MΩ between the terminal block and the housing |
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| Environment | Working temperature:-10ºC~+45ºC; Storage temperature:-20ºC~+70ºC; Relative humidity:5%~95%, without condensation; Altitude:≤2500m |
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| Specification | Ratio | Accuracy | Aperture | Rated Current |
| L45KN | 1000mA/0.5mA | 1 | Phi 45 | 16-100A |
| L80KN | 1000mA/0.5mA | 1 | Phi 80 | 100-250A |
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