Precision Protection Module for High-Reliability Voltage Monitoring Systems
The ABB UB C717 AE01 HIEE300927R0001 Overvoltage Measuring Unit is an industrial-grade monitoring module designed to detect, measure, and supervise overvoltage conditions in high-performance ABB excitation and power control systems. It is commonly used as part of ABB’s OVVP measurement architecture, where accurate voltage surveillance is critical for protecting generators, converters, and automation electronics.
Engineered for stability and fast response, this module ensures that abnormal voltage events are detected early, allowing control systems to react instantly and maintain safe operating conditions in demanding industrial environments.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | ABB |
| Model | UB C717 AE01 |
| Part Number | HIEE300927R0001 |
| Product Type | Overvoltage Measuring Unit |
| System Role | Voltage monitoring & protection module |
| Function | Overvoltage detection and signal measurement |
| Application System | ABB excitation / drive control systems |
| Signal Type | Analog voltage monitoring (system dependent) |
| Measurement Purpose | Overvoltage detection & protection triggering |
| Electrical Isolation | Industrial-grade isolated measurement design |
| Operating Temperature | -25°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5%–95% non-condensing |
| Construction | Industrial PCB module |
| Weight | Approx. 0.81 kg |
| Origin | Finland / Sweden (varies by production batch) |
| Replacement Reference | 3BHE021887R0101 (newer version) |
Industrial Applications
The ABB UB C717 AE01 overvoltage measuring unit is widely used in power and automation environments where voltage safety and monitoring are essential:
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ABB excitation control systems (UNITROL platforms)
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Synchronous generator protection systems
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Industrial power distribution networks
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High-voltage converter and drive systems
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Power plant monitoring and protection systems
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Renewable energy grid interface systems
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Heavy industrial automation infrastructure
Its primary role is to provide early detection of abnormal voltage levels, helping prevent equipment stress and system instability.
Key Advantages
Accurate Overvoltage Detection
Delivers reliable measurement of voltage levels to identify abnormal conditions before system damage occurs.
Fast Protective Response Support
Enables excitation and control systems to react quickly to voltage anomalies, improving overall system safety.
High System Reliability
Designed for continuous industrial operation with stable performance in electrically noisy environments.
Strong Electrical Isolation
Protects sensitive control electronics by isolating high-energy field signals from measurement circuitry.
ABB System Compatibility
Fully integrates with ABB excitation and drive control platforms for seamless monitoring and protection.
Long-Term Industrial Stability
Built with durable components suitable for long operational lifecycles in demanding environments.
Technical FAQs
1. What is the main function of this ABB module?
It measures and monitors overvoltage conditions in industrial power and excitation systems.
2. Where is it commonly used?
It is used in power plants, ABB excitation systems, and industrial drive applications.
3. What does it protect?
It helps protect generators, converters, and control electronics from overvoltage damage.
4. Is it part of ABB UNITROL systems?
Yes, it is commonly integrated into ABB excitation and protection architectures.
5. What is its operating temperature range?
It operates between -25°C and +70°C.
6. What is its weight?
Approximately 0.81 kg.
7. Is it still in production?
It has replacement variants such as 3BHE021887R0101 in newer systems.
8. Does it provide isolation?
Yes, it uses industrial isolation for safe signal measurement.
9. What industries use it?
Power generation, energy utilities, marine systems, and heavy industry.
10. Why is overvoltage monitoring important?
It prevents insulation damage, equipment failure, and unstable system operation.
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