2022 hot sale 3 phase digital ammeter current kwh with RS485
Please contact us to confirm the parameters before purchase and there are more offers.
Product Description
Three phase Current meter measure Current in the power grid by AC sampling technique. The meter are programable and able to set the ratio by pressing the keys on the panel.with features of convenient installation.Easy wiring and maintenance,
programable at site etc. The meters can also proceed the network communication between different PLC and industrial control computers among the industry.
Technical Data
| Wiring | Three phase |
| Rated current | AC5A |
| Rated voltage | 0-500VAC or 0-100VDC |
| Overload | Permanent: 1.2 times; temporary: 2 times/10s |
| Accuracy | Class 0.5 |
| Frequency | 45-65 Hz |
| Operation range | AC400V |
| Working range | AC 80V~270V,AC 220V,AC 380V,AC 100V |
| Power consumption | ≤ 5VA |
| Communication | RS-485, MODBUS-RTU protocol |
| Working temperature | -10~+55℃ |
| Relative humidity | ≤93 %,in the place without corrosive gas |
This Product is designed according to power monitoring requirements of power systems, industrial and mining enterprises, public facilities, intelligent Building, etc. It can measure all common power parameters, such as three-phase voltage, current, active power, reactive power, frequency, power factor, four quadrant electricity, etc.
Main features
Measure three-phase AC voltage or with high-precision.
Provide LED display and local data query.
Programmable voltage transformation ratio.
Support RS-485 communications and Modbus-RTU protocol.
Support switch input, switch output and analog output.
Technical Data
| Technical Feature | Parameters | |
| Input | Wiring | 3P3L, 3P4L |
| Voltage | Rating: AC 3x100V/120V/220V/240/380V | |
| Overload: 480V (continuous); 1000V during 10s | ||
| Consumption: < 1VA | ||
| Current | Rating: AC 1A or 5A | |
| Overload: 6A (continuous); 50A during 10s | ||
| Consumption: < 1VA | ||
| Frequency | 45 ~ 65Hz | |
| Precision | 0.2%(U,I); 0.5% (F: 0.05Hz, kVarh: 1%) | |
| Thermal drift | <200ppm | |
| Transformation ratio | CT and PT ratio programmable | |
| RS485 interface | 3 cables RS485 (Modbus-RTU protocol) | |
| Energy Impulse | 2 impulse (open-collector) for kWh & kvarh | |
| VCC<48V, Iz<50mA | ||
| Constant: 3600imp/kWh(/kvarh) | ||
| RealValue = ReadValue x PT x CT | ||
| Power supply | AC/DC 85 ~ 265V; Consumption < 5VA | |
| Standard | IEC61036, IEC61010 | |
| Isolation | 2kVAC/min ( input / output / power supply) | |
| input / housing and output / housing >50MIN | ||
| Environment | Work Temperature: -20C ~ +55C | |
| Storage Temperature: -20C ~ +70C | ||
| Relative humidity: 5% ~ 95% (no condensation) | ||
| Altitude: < 2500m | ||
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