CTG series are precision current transformers, the precision grade is 0.1 class,they are widely used in grid electricity measurement meter and intelligent power system;
CTG series
error range:
accuracy class | Current ratio error(%) | phase error±＇ | ||||||||
Rated current percentage value | Rated current percentage value | |||||||||
1 | 5 | 20 | 100 | Imax | 1 | 5 | 20 | 100 | Imax | |
0.2 | ≤0.4 | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | ≤30 | ≤15 | ≤10 | ≤10 | ≤10 |
0.1 | ≤0.2 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤15 | ≤8 | ≤5 | ≤5 | ≤5 |
Selection of reference
Model | Rated Pr.Curren In(A) | Max.Current Imax(A) | Rated Sec.Current (mA) | accuracy | LR(Ω) |
CTG2mA/2mA0.1S15Ω | 2 | --- | 2 | 0.1 | 15 |
CTG5(60)A/2.5mA0.1S15Ω | 5 | 60 | 2.5 | 0.1 | 15 |
CTG5(80)A/2mA0.1S15Ω | 5 | 80 | 2 | 0.1 | 15 |
CTG5(100)A/2.5mA0.1S15Ω | 5 | 100 | 2.5 | 0.1 | 15 |
CTG10(150)A/2.5mA0.1S15Ω | 10 | 150 | 5 | 0.1 | 15 |
We can make customized dimension and specification.
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