Current transformers:
1)DC immnue current transformer
2)for 60A,80A,100A,120A
3)high accuracy
4)MOQ:500pcs
PQDCT-11 DC immnue Current transformer specification
Basic Parameter | Primary current (A) | Secondary current (mA) | Resistance Rb (Ω) | Maximum currant (A) | Class | Remark | |||||||||||||||||||||
10 | 4 | 10 | 120 | 0.1 |
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20 | 8 | 10 | 120 | 0.1 |
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Current error and phase error limited | Class | Current error±(%) | Phase error(’)
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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 | ||||||||||||||||||
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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) | |||||||||||||||||||||||||||
Half-sinusoid Test | Energy metering error is less than 3 percent | ||||||||||||||||||||||||||
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 | ||||||||||||||||||||||||||
Reference Size (mm) |
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current transformer, current transformer for energy meter, current transformer with dc immunity, current transformer class0.1:
