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This type of current transformer is a special transformer for ZW28-10 circuit breakers, composed of a protective mutual inductor and a zero sequence transformer. Simultaneously, the circuit breaker provides over-current protection and grounding protection. Featuring reliable quality, stable performance, and convenient installation, it is highly received by users.


| Component | Rated Current Ratio | Accuracy Class | Rated Output (VA) | |
|---|---|---|---|---|
| Zero Sequence CT | 20/1 | 3 | 0.15 | |
| Protection CT (A, C) | 100-200-300/5 | 10P4 | 2.5-5-7.5 | |
| 200-400-600/5 | 10P5 | 3.75-7.5-10 | ||
💡 Ordering Requirements:

