| Display: | LCD |
|---|---|
| Installation: | Indirect Connected |
| Usage: | Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Reactive Energy Meter |
| Electric Equipment: | Three-phase Four-wire |
| Theory: | Electronic Meter |
| Power Meter Connection: | Terminal |
| Samples: |
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| Customization: |
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| Function | Description&Value |
|
Measurement
|
Three-phase AC kWh, kVarh, Active Power, Reactive Power, Forward&Reverse Power, Current, Voltage, Zero Sequence Voltage, Zero sequence Current, Voltage-phase Angle, Voltage&Current Unbalance, Power Factor,Harmonic, Frequency |
|
Display
|
LCD display |
|
Communication
(Optional)
|
RS485,Modbus-RTU protocol;(1 start bit,8 data bit,1 stop bit,no parity) Baud Rate 1200~38400 bps etc. |
|
Alarm Output
(Optional)
|
1 channel passive relay,contact capacity 3A/30VDC,3A/250VAC, Used for high,low,unbalance alarm etc. |
|
Analog Output
(Optional)
|
1~5V DC or 4~20mA DC |
|
DI/DO Switching
(Optional)
|
DI (Digital input): 2-channel or 4-channel dry contact digital input with built in power supply DO (Digital output): 2-channel digital output with NO relay contact. Capacity: 3A/30V DC,3A/250V AC |
| Parameter | Description&Value | |
|
Input
|
Rated Voltage | AC Voltage Input: 400V AC L-L (via direct connetion); 100V AC L-L (via -/100V AC PTs) |
| Rated Current | AC Current Input: 5A AC or 1A AC (via -/5A AC or -/1A AC CTs) | |
| Overload | Current&Voltage input overload:1.2 times rated value(continuous); 10 times rated value /1 second | |
| Frequency | 45~65Hz | |
| Power Consumption | Power consumption of each current&voltage input circuit is less than 0.5VA | |
|
Measuring Accuracy
|
Voltage | 0.2% |
| Current | 0.2% | |
| Active Power | 0.5% | |
| Reactive Power | 1.0% | |
| kWh | 0.5% | |
| kVarh | 1.0% | |
| Frequency | ±0.05Hz | |
| Harmonic | ±1% | |
|
Power Supply
|
Voltage Range | 85-265V AC/DC; 24V or 48V DC (±20%) |
| Power Consumption | ≤10VA | |
|
Insulation resistance
|
≥ 100MΩ | |
|
Power frequency withstand voltage
|
Between Power supply//Switching Output// Current Input//voltage Input and Transmitting// Communication //Pulse Output//switching input AC 2 kV 1min; Between Power supply,switching output,Current Input,voltage Input AC 2 kV 1min; Between Transmitting,Communication,Pulse Output,switching input AC 1kV 1 min; |
|
| Condition | Description&Value |
|
Temperature
|
Operation: -25ºC~+65ºC; Storage: -40°C ~+80°C |
|
Humidity
|
≤95%RH,no condensation,without corrosive gas |
|
Altitude
|
≤ 2500m |
|
Wiring method of 3 phase 3 wire
|
Wiring method of 3 phase 4 wire
|
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