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DDSY1311SR single phase smart prepayment keyboard meter integrates the functions of smart meter and prepayment meter. It realizes the function of “pay first, then use electricity”. This function is the most effective measure to reduce bad debts of power companies. The meter is equipped with a keyboard for token input and supports multiple communication methods such as PLC/RF/GPRS. The meter supports remote firmware upgrades and rate distribution, which is convenient for power company operation and maintenance. It is an ideal residential and commercial product.
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General Specification |
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Accuracy class |
Active Class 1,Reactive Class2 |
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Measurement |
Active Energy, Reactive Energy, Instantaneous |
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Net work |
1 phase 2 wire |
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Rated voltage |
220/230/240V |
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Basic current (Ib) |
5(60)/5(80)/10(80)/10(100)A |
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Maximum current(Imax) |
100A |
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Rated frequency |
50Hz/60Hz |
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Starting current |
0.004Ib |
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Insulation Protection degree |
Class Ⅱaccording to IEC 62052-11 |
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Operating temperature range |
-40°C ~ +80°C |
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Features and Functions |
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TOU |
Up to 8 Tariff |
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Communication |
Optical port;Ethernet interface/Bluetooth;DLMS COSEM |
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Outputs |
High-light LED indicated for accuracy Alarm LED |
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Display |
LED&LCD |