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SDM72D-M is a MID Din Rail Three Phase Multi-function EV Meter for EV Charging Metering.
The unit measures and displays voltage, current, frequency, power factor, active power, reactive power, active energy and reactive energy, etc. A resettable partial energy is provided, and the user can easily check the active energy imported and active energy exported during a certain period.
The meter is widely used in applications like EV Charger Piles. It has been assessed and certified as meeting the requirements of EU Directive 2014/32/EU.
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Electrical Characteristics |
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Type of Measurement |
RMS on three phase AC system (3P4W) |
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Measurement Accuracy |
Power |
1% of range maximum |
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Active Energy |
IEC 62053-21 Class 1.0 / EN50470-1/3 Class B |
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Reactive Energy |
IEC62053-23 Class 2 |
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Frequency |
0.2% of mid-frequency |
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Current |
0.5% of range maximum |
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Voltage |
0.5% of range maximum |
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Power Factor |
1% of unity (0.01) |
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Input & Output |
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Input-Current |
CT Type |
CT Primary |
1-9999A |
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CT Secondary |
1A/5A |
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Min Current |
0.25A |
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Starting Current |
10mA |
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Direct Type
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Rated Current |
10A |
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Max Current |
100A |
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Min Current |
0.5A |
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Starting Current |
40mA |
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SDM72D-M |
2 Pulse Output + RS485 Modbus |
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SDM72CT-M |
2 Pulse Output + RS485 Modbus |
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Modbus Communications |
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Interface Standard and Protocol |
RS485 and MODBUS RTU |
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Communication Address |
1~247 |
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Transmission Distance |
1000m Maximum |
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Transmission Speed |
1200bps~9600bps |
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Parity |
None (default), Odd, Even |
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Stop Bits |
1 or 2 |
Eastron Electronic Co., Ltd. headquartered in Jiaxing, China, near to Shanghai, Hangzhou, Jiangsu, is one of the leading high-tech manufacturer and supplier for electricity products and energy measurement solutions. Over the years, we have developed a rich range of electricity meters, sensors, communication modules and management systems.
Eastron keeps investing on the research and development of new technology and new products on electricity metering. We have energetic and innovative development teams in both China and UK,which help us keep the competitive edge in the market. The collaboration with leading universities and institutions also brings many cutting-edge technology into our products. To make sure the reliability of the products, Eastron has setup own professional lab that can performs EMC, LVD, accuracy and environment tests according to IEC, EN, GB, UL standards.
With more than 40 patented technologies on software, embedded software and hardware, Eastron has been awarded with “High-tech Enterprise” and “High-tech R&D Centre of Electricity Application”. Eastron strictly follows ISO 9001 Quality management system, and the production is approved by SGS according to MID standard.
We develop and produce high performance electricity meters, power analyzers, current sensors, communication modules and management systems.
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