- Contact Person : Mr. liu jacky
- Company Name : Shanghai Puqi Electronic Co., Ltd.
- Tel : 86-21-36411658
- Fax : 86-21-36411659
- Address : Shanghai,SHANGHAI,ROOM 1006 NO.1980,BAOSHAN ZONE ,SHANGHAI, CHINA
- Country/Region : China
- Zip : 200439
Current Transformer for energy meter 100A
current transformer specification
current transformer Basic Parameter | Primary current (A) | Secondary current (mA) | Resistance Rb (Ω) | Maximum current(A) | Class | Remark | ||||||||
10 | 4 | 20 | 100 | 0.1 |
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Current error and phase error limited | Class | Current error±(%) | Phase error( )
| |||||||||||
0.01In | ≥0.05In | 0.01In | 0.05In | 0.2In | 1In | 2In | 3In | Imax | ||||||
0.1 | 0.2 | 0.1 | 15 | 8 | 5 | 5 | 5 | 5 | 5 | |||||
Note,between the current 0.2In~Imax,taking the average δe between the maximum and minimum phase error. δi=δi-δe.( δI: phase error,δI, phase displacement when the working current at i time,δe,average phase displacement). | ||||||||||||||
Working Atmosphere | Limiting ambient temperature -40°C~+70°C,Relative humidity (RH) ≤98(25°C),Altitude ≤3000m | |||||||||||||
Main Electric performance | The withstand voltage between the primary and secondary windings is no less than 3kV and insulation resistance is no less than 1GΩ | |||||||||||||
Current Transformer for energy meter 100A
