| ddsy523 Series Electronic Single-phase kwh
Meter With A Function Of Advance Payment
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| Application
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| Type DDSY523 adopts large-scale special logical circuit and is provided advanced selling electricity appliance and series software. It can calculate AC single-phase active energy with the rated voltage of 200V and the rated frequency of 50Hz, It is fit to realize advance purchasing electricity. It has various functions of energy account, load control and customer?information management etc. It is an ideal product to reform the system of using electricity at present,to realize electric energy commercialization,to solve the difficult problem to collect fees and to carry out actual-time monitor and control in using electricity and adjusting the loading state of the electrical net.
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| Technical Properties
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Active energy calculation without adjustment for a long item.
IC card for advance payment in using electricity.
Breaking up at shutting down the valve to warn the customers to purchase electricity on time during the left electric capacity equal to alarm
capacity.
Anti-stealing electricity and recording the information of using illegal electricity automatically.
Breaking up automatically at over-load and recording the times of over-loading.
A magnetic relay with large capacity,low power loss and high reliability.
One card for a family only without useage for any other families and having a good function of anti-falsehood.
To display the up-to-date card reading electric capacity,the left electric capacity and the designed value of the added capacity load.
Connecting with a collector RS485 to communicate customers?information
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| Technical Data
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Accuracy rate: Class 1.0 or Class 2.0;
Basic current: 5(20)A or 10(40)A
Environment temperature: -25 ~ 45¡æ,¡Ü85%RH
Data Protection: Time to be preserved after power shutdown ¡Ý10 yeas
Time accuracy at the beginning : ¡Ü0.5S/d
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| Outer and mount dimension
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