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DDSY1311SR is a new generation of advanced single-phase prepayment watt-hour meter, which fully complies with STS standard. The meter has high accuracy, low power consumption. And with a CIU display unit, which is convenient for users to operate. The meter can choose different communication media to communicate with CIU according to the requirements of the power company, such as PLC, RF and M-Bus. It is suitable for residential and commercial users.
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General Specification |
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Accuracy class |
Class 1 (IEC 62053-21) |
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Measurement |
Active 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(80)/10(80)/10(100) |
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Maximum current(Imax) |
100A |
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Rated frequency |
50/60Hz |
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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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RTC |
≤0.5s/day (in?23°C) Daylight?saving time:Configurable or automatic switching |
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Communication |
Optical?port;RS485/M-Bus?PLC/RF?;IEC?62056-21 |
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Outputs |
High-light LED indicated for accuracy Alarm?LED, Power on/Relay LED |
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Display |
LED?indicator:Remaining?credit status,Communication,Event?or?relay status?????? LCD display:Same with the MCU display |