- Motorcycle Helmets[1]
- Chargers[2]
- Circuit Breakers[10]
- Terminal Blocks[2]
- Contactors[10]
- Electrical Plugs & Sockets[10]
- Electronic & Instrument Enclosures[6]
- Fuse Components[2]
- Fuses[2]
- Other Electrical Equipment[1]
- Power Distribution Equipment[5]
- Inverters & Converters[10]
- Voltage Regulators/Stabilizers[7]
- Relays[10]
- Flow Switches[1]
- Limit Switches[5]
- Micro Switches[1]
- Other Switches[6]
- Other Hardware[10]
- Starters[2]
- Energy Saving & Fluorescent[1]
- Emergency Lights[1]
- LED Headlamps[1]
- Headlamps[1]
- Other Lights & Lighting Products[8]
- Energy Meters[3]
- Power Meters[3]
- Voltage Meters[4]
- Temperature Instruments[1]
- Alarm[3]
- Contact Person : Ms. Chen Scarlett
- Company Name : Wenzhou Fullwill Electric Co., Ltd.
- Tel : 86-577-61728833
- Fax : 86-577-61728822
- Address : Zhejiang,Wenzhou,Gonggu Road 80-1#, Xinguang Industrial Zone, Liushi Town
- Country/Region : China
- Zip : 325604
DDSY450 single phase prepaid kwh meter
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DDSY450 single phase prepaid kwh meter
1.Application
DDSY450 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.
2.Technical properties
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 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 usage for any other familiy and have a good function of anti-falsehood.
Technical data:
Accuracy rate:Class 1.0 or Class 2.0
Basic current:5(20)A or 10(40)A
Environment temperature:-25~45degree
Data protection:Time to be preserved after power shutdown
time accuracy at the beginning:below0.5s/d.
DDSY450 single phase prepaid kwh meter