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Main Features :
Dual Relay
Multi-Tariff
DLMS/COSEM
STS prepayment
20 digits STS encryption
35mm Din-rail installation
Tamper detection and record
CIU by PLC / RF/ Cable (optional)
Slim-line and space-economy design
Disconnect on overload and no credit
Programmable load limit and low credit warning
Infrared port/ RS485/ virtual token carrier (optional)
surge protection for lightening and other line surge
Split Configuration for Increased Revenue Protection
The CIU (Customer Interface Unit) is optional. The MCU (Metering & Control Unit) and CIU is linked via Mbus 2 wires communication, galvanically-isolated PLC or RF wireless communication, the communication method is on request.
The CIU is installed within consumer’s home, while MCU is installed in a meter cabinet away from consumers.
|
Voltage |
|
|
Nominal Voltage Un |
230V |
|
Limited Voltage |
70% ~ 120% Un |
|
Frequency |
|
|
Nominal Frequency fn |
50 ~ 60 Hz |
|
Tolerance |
5% |
|
Current |
|
|
Basic current (ib) |
5A |
|
Maximum current (Imax) |
60A/80A |
|
Starting current (lst) |
20mA |
|
Active energy constant |
1000 imp/kWh |
|
Measurement Accuracy |
|
|
Active energy to IEC 62053 - 21 |
Class 1.0 |
|
Burden |
|
|
Voltage circuit |
<2W <8VA |
|
Current circuit |
<1VA |
|
Temperature range |
|
|
Operation meter |
-25℃ ~ +70 ℃ |
|
Storage |
-40℃ ~ +85 ℃ |
|
Insulation |
|
|
Insulation level |
4kV rms 1min |
|
Voltage impulse withstand |
8kV 1.2/50 μs |
|
Insulation System Classification |
Protective Class II |
|
Electro Magnetic Compatibility |
|
|
Electrostatic discharges |
|
|
Contact discharge |
8kV |
|
Air discharge |
16kV |
|
Electromagnetic RF fields |
|
|
27MHz to 500MHz typical |
10V/m |
|
100kHz to 1GHz typical |
30V/m |
|
Fast transient burst test |
4kV |
|
Mechanical requirements |
|
|
Meter shell Protection Rate |
IP54 |
|
Insulation System Classification |
Protective Class II |
|
Maximum cable size |
8 mm |
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