IPM-FRD-CB Circuit Breaker Operating Characteristic Pre-Diagnosis System
The system consists of a centralized control backend, the IPM-FRD-CB Circuit Breaker Pre-Diagnosis System, a secondary AC/DC power equipment room (with sensors), and a high-voltage circuit breaker equipment room (with breakers and monitoring devices), all interconnected via power control lines.By analyzing characteristic values of circuit breaker operating current, such as current and time, the system diagnoses and evaluates the health status of circuit breakers.
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- Deployment & Installation
Deployed in the DC power system or circuit breaker cubicle
√Innovative physical isolation architecture — no impact on original equipment reliability
√Live installation — no production interruption
√Full-station deployment completed within 2–3 days
- Automatic Recording
Current waveforms are automatically recorded on every open/close operation
√Operating waveform feature analysis
√Millisecond-precision data acquisition
√Operating waveforms automatically matched to the corresponding circuit breaker
- Intelligent Comparison
AI algorithm-driven automatic analysis
√Comparison against historical data
√Matching against standard reference models
√Automatic calculation of feature value deviation
√Automatic elimination of routine line load current
- Precise Early Warning
Three-level alert system with customizable threshold settings
- Normal: Waveform is normal — equipment under monitoring
- Caution: Minor deviation — observation recommended
- Abnormal: Severe deviation — immediate action required
Alert notifications are pushed automatically
Performance Parameters
| Product Model | IPM-FRD-CB |
| Installation Location | DC power screen feeder branch or circuit breaker compartment |
| Display Screen | 10.1-inch capacitive touch screen |
| Applicable Voltage Level | 0.4kV ~ 220kV circuit breaker |
| Measurement Accuracy | Operating current measurement error ≤ ±1% |
| Synchronization Accuracy | ≤1ms (GPS time synchronization) |
| Operating Temperature | -10℃~40℃ |
| Power Consumption | 20W |










