ADW300 wirless three phase Energy Meter fin rail mounted wifi energy meter with IEC Certification
General
adw300 energy meters allow the acquisition of energy meter readings and transmit data over several kilometres for aggregation.
Technical parameter
| Parameter | Description&Value | |
| Voltage Input | Rated Voltage |
3x380~456Vac L-L or 3x660~792Vac L-L (via direct connection) 3x100~120Vac L-L (via PTs) |
| Reference Frequency | 45~65Hz | |
| Power Consumption | ＜0.5VA (each Phase) | |
| Current Input | Rated Current | 3x1(6)A AC (via CTs) |
| Starting Current | 1% Ib (Class 0.5); 4% Ib(Class 1) | |
| Power Consumption | ＜1VA (each Phase) | |
| Phase Wiring | 3P4W | 3-phase 4-wire |
| 3P3W | 3-phase 3-wire | |
| Auxiliar Power Supply | Voltage Range |
85~265Vac |
| Power Consumption | ＜2W | |
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Measurement Performance |
Standard | IEC 62053-22:2003; IEC 62053-21:2003 |
| kWh Accuracy | Class 0.5S | |
| Pulse |
Width of Pulse |
80±20ms |
| Pulse Constant |
6400imp/kWh; 400imp/kWh |
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Features
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Diverse Electricity Parameters Measurement ● kWh (positive and negative) ● kVarh (positive and negative) ● U, I, P, Q, S, PF, Hz ● Harmonic (THDv, 2-31st) ● 3-phase current&voltage imbalance |
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DO/DI Switch Function ● 2 DO Digital Output ● 4 DI Digital Input |
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Residual Current Measurement Function ● 1-channel Residual Current ● Paired with Residual Current CTs |
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Temperature Monitoring Function ● Thermistor: NTC ● Monitoring: 4-channel Cable Temperature (for A,B,C,N) ● Range: -40℃~+99℃ ● Accuracy: ±2℃ |
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Display
Wiring
3-phase 4-wire connection 3-phase 3-wire connection
Dimension
Factory
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