

HB-DH7J-ABC Multi-function Partial Discharge Sensor
1. Multi-function integration: Integrates TEV, AE, and UHF monitoring technologies to achieve all-round monitoring of partial discharge signals.
2. High-precision detection: Uses high-sensitivity sensors and advanced signal processing algorithms to ensure the accuracy and reliability of detection results.
3. Wireless communication: Supports wireless communication methods, facilitating on-site installation and data transmission, and reducing wiring costs.
4. Long-lasting battery: Equipped with a high-capacity lithium battery, offering strong endurance to meet long-term monitoring requirements.
5. Intelligent analysis: Built-in intelligent analysis software that can automatically analyze partial discharge signals and provide maintenance recommendations.
The sensor integrates multiple monitoring functions, including transient earth voltage (TEV), ultrasonic (AE), and ultra-high frequency (UHF), enabling it to comprehensively and accurately capture and analyze partial discharge signals, thus providing reliable protection for the safe and stable operation of power systems.
Specifications
- Working Power Supply
- DC9V-24V
- Communication Interface
- RS485 interface, using MODBUS-RTU communication protocol
- Working Principle
- Ground electric wave TEV / ultrasonic AE partial discharge collection average and peak value
- Measurement Range
- 0-65dB
- TEV principle detection frequency range
- 3MHz-110MHz
- AE principle detection frequency range
- 40kHz ±0.4kHz
- Installation Method
- Magnetic suction type
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