Milesight CT103 Smart Current Transformer
The Milesight CT103 is a compact LoRaWAN® smart current transformer designed for remote energy monitoring and electrical consumption analysis. Its detachable clamp design provides a safe, non-invasive installation method, allowing it to be fitted without shutting down or de-energizing the monitored equipment.
With a 250 Arms rated primary current, the CT103 provides accurate RMS current measurement and supports rapid reporting for real-time monitoring and alarm response. It is self-powered through induced current and can also connect to an optional temperature sensor for monitoring cable temperature.
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Key features
250 A Rated Current
Non-Invasive Installation
Self-Powered
Real-Time Monitoring
LoRaWAN® Connectivity
Technical details
Rated Primary Current: 250 Arms
Rated Secondary Current: 125 mArms
Sampling Frequency: 3.3 kHz
Accuracy: ±1% (>5 A), ±3% (≤5 A)
Resolution: 1 mA
Protection Rating: IP30