| Customization: | Available |
|---|---|
| Display: | Digital |
| Installation: | Direct Connected |
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| Optional Function | |
| Communication | RS485 (Modbus-RTU or DL/T645-2007 protocol) |
| 2DI/2DO | 2 digital switching inputs 2 digital switching outputs Alarm output |
| SOE | Switching input & output incident event record |
| Historical Data recording | Data on electricity consumption: covering previous 12 hours, previous 31 days and previous 12 months. |
| Multi-rate tariff | Programmable: 4 time zones; 2 time schedules; 12 day time periods; 4 tariff rates. |
| Maximum demand | 8 maximum demands: A/B/C three-phase current, positive active, negative active, inductive reactive, capacitive reactive and apparent power demands and the time of maximum demand. |
| Item | Performance parameters |
|---|---|
| Specification | 3 - phase 3 - wire, 3 - phase 4 - wire |
| Voltage | Reference voltage, Un: AC220V,AC100V,AC57.7V Measuring range: 0.7Un~1.3Un Limit voltage: 1.9Un Power dissipation: <0.05VA (single - phase) Impedance: >2MΩ |
| Measure ment | Accuracy class: RMS, accuracy: 0.2% Measuring range: 1.5(6)/A Power dissipation: <0.05VA (single - circuit rated current) Accuracy class: RMS, accuracy: 0.2% |
| Current | Frequency: Active, reactive and apparent power, accuracy: 0.5% Line frequency: 45 - 65Hz, accuracy: 0.2% fractional harmonic: 2 nd -63 st harmonic, accuracy: ±5% |
| Metering | Electric energy: Active energy (accuracy class: 0.5S) Reactive energy (accuracy class: 2) Clock: ≤0.5s/d |
| Digital signal | Electrical pulse output: 1 - way active optical coupling output, 1 - way reactive optical coupling output Switching output: 2 - way relay output Switching input: 4 - way optical coupling input (AEM96), active + 12V |
| Communica tion | Port and communication protocol: RS485 port, Modbus RTU protocol Range of communication address: Modbus RTU: 0 - 247 Baud rate: Low rate (1200bps - 9600bps) or high rate (1200bps - 38400bps) |
| Environ | Working temperature: - 25°C~ + 60°C |
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