AC Roller Type Voltage Stabilizer for the Rural Area
An AC roller type voltage stabilizer is a type of voltage stabilizer that utilizes a rolling contact mechanism to regulate output voltage. It consists of a transformer with a movable roller that continuously adjusts the turns ratio between the primary and secondary windings, thereby varying the induced voltage in the secondary winding.
- Model NO.:SFBW (N) / DBW (N)
- Rated Capacity:10kVA—150kVA
- Working Frequency:50Hz
- Noise:55db
Description
AC Roller Type Voltage Stabilizer for the Rural Area
An AC roller type voltage stabilizer is a type of voltage stabilizer that utilizes a rolling contact mechanism to regulate output voltage. It consists of a transformer with a movable roller that continuously adjusts the turns ratio between the primary and secondary windings, thereby varying the induced voltage in the secondary winding.
Advantages
1. Wider Voltage Regulation Range:
The AC roller-type voltage stabilizer boasts an exceptionally wide voltage regulation range, enabling it to effectively handle significant fluctuations in input voltage. This capability makes it suitable for various applications, including power transmission and distribution systems, industrial environments, and data centres, where voltage stability is crucial for optimal performance.
2. Independent Phase Regulation:
A unique feature of the AC roller-type voltage stabilizer is its ability to independently regulate each phase of the output voltage. This granular control ensures that all three phases maintain stable voltage levels, even under unbalanced load conditions. This feature is particularly valuable for applications with critical three-phase voltage stability, such as in industrial machinery and data centre equipment.
3. Pole-Mountable design:
The AC roller-type voltage stabilizer is designed for easy installation on poles, making it a convenient solution for outdoor applications. Its compact and lightweight structure facilitates quick and efficient installation, minimizing downtime and disruption.
4. Extended Maintenance-Free Operation:
The AC roller-type voltage stabilizer is engineered for long-term operation without frequent maintenance. Its robust design and high-quality components contribute to its exceptional longevity, reducing the need for costly maintenance interventions. This translates into significant savings over the device’s lifetime.
5. Remote Control and Monitoring Capabilities:
The AC roller-type voltage stabilizer offers advanced remote control and monitoring capabilities, enabling operators to manage the device remotely without needing physical presence. This feature enhances system flexibility and allows centralized control, optimizing operational efficiency.
6. Comprehensive Protection Features:
The AC roller-type voltage stabilizer incorporates comprehensive protection features to safeguard connected equipment from voltage fluctuations and potential damage. These features include overvoltage, under voltage, overload, phase loss, short circuit, and bypass protection. This comprehensive protection ensures the safety and reliability of the connected equipment.
Specification
| Specification | Tech. data | ||
| Product name | Compensating AC Stabilizer / Roller Voltage Regulator | ||
| Model NO. | SFBW (N) (three phase)/ DBW (N) (single phase) | ||
| Rated Capacity | 10kVA—150kVA | ||
| Input voltage | three phase 380V (-35%~+15％) / single phase 220±30％ | ||
| Output voltage | Three phase 380V±3%/ single phase 220±3% | ||
| Working frequency | 50Hz | ||
| Constant Voltage Precision | ± (1% ~ 5%) adjustable | ||
| Regulating mode | separate regulating for each phase (three phase) | ||
| Noise | 55db | ||
| Insulation class | F | ||
| Operation time | ≥100,000 hours | ||
| Protection class | IP20 | ||
| Voltage withstanding | 2000V, 1 min. not broken | ||
| Wave deformation | ≤0.1% | ||
| Efficiency | ≥98% | ||
| Insulation resistance | ≥2MΩ | ||
| Response time | ≤100ms | ||
| Time for stabilizing | When the input voltage jumps 10% relative to the rated value, the stabilization time is less than 1.5S | ||
| Packing | Polywood packing | ||
| Electrical safety | CE | ||
| Altitude | < 1000m | ||
| Relative humidity | < 90% | ||
| Ambient temperature | -15°C to +45 °C | ||
| Main function | Over-voltage and under-voltage protection | When output voltage over or under rated voltage value, equipment will automatically trip | |
| Over current protection | When the over-current exceeds the rated value, the input will be cut off automatically | ||
| Mechanical protection | When the voltage regulating operation exceeds the region, the adjustment will be automatically terminated | ||
| Overload protection | Once overload, it will automatically cut off the power； | ||
| Short circuit protection | When the load short circuit, it will automatically cut off the power supply; | ||
| Bypass function | Can be manually switched to mains supply the during the maintenance | ||
| Return function | When the sampling voltage exceeds the set value, the power supply automatically returns to normal | ||
| Display function | LED display | ||
| Optional function, extra charge | Phase sequence protection | when phase sequence is reserve or less, it will automatically protect | |
| anti-surge performance | the input terminal is equipped with a high-energy surge impulse suppressor, which effectively solves the fatal impact of the pulse spike voltage between 10μs-100μs, such as lightning induction on the equip. | ||
| wave filtering performance | Equipped with a sensitive tracking filter device at the input, which can effectively filter and absorb the pollution signals generated by the inductive load disconnection and the electric field and magnetic field on the line, and strictly control the impact of harmonics on digital equipment; | ||
| remote communication | RS485 communication interface (communication protocol provided) | ||
| Product characteristics | true effective value sampling | High accuracy, good sensitivity, good measurement rate and frequency characteristics, high input impedance, low output impedance, wide power supply range, low power consumption | |
| Vacuum dipping paint | high insulation strength, good mechanical properties, low noise, corrosion resistance and long service life | ||
| control chip | The MCU control chip adopts the original imported industrial-grade 32-bit interface ARM chip produced by STMicroelectronics, which has the advantages of strong anti-interference ability, high computing speed, and high-precision AD acquisition. Digital circuit control, reliable and intelligent operation. | ||
Application Field
- Power Transmission and Distribution: Stabilizing voltage in transmission and distribution lines to minimize line losses and improve efficiency.
- Industrial Applications: Providing stable voltage to sensitive industrial equipment, preventing downtime and enhancing productivity.
- Data Centers: Ensuring reliable power supply for data centre equipment, protecting sensitive IT infrastructure.
- Renewable Energy Integration: Compensating for reactive power fluctuations from renewable energy sources, stabilizing the grid.
- Residential and Commercial Buildings: Maintaining stable voltage for sensitive electronics and appliances, extending their lifespan.
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