Voltage Stabilizer | Power Grid Protection System | 3-Phase | 40kVA | 60.8A
Code: ES-SJX3-40KVAThe voltage regulator is a three-phase servo motor-controlled voltage stabilizer designed for industrial, commercial, or residential environments where a consistent and reliable power supply is required. The device automatically regulates the alternating current voltage to maintain a stable output, protecting sensitive devices and equipment from overvoltage and voltage fluctuations.
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Technical Data:
Rated Power (kVA):
40kVA
Input Voltage:Three-phase: 304–456V AC, ±20% (standard) or according to requirements.
Output Voltage:Three-phase: 380V ±1–3% (depending on adjustment precision).
Frequency:50Hz / 60Hz
Regulation Range:±20% (automatically adjustable voltage range).
Response Time:Servo motor control allows quick response to voltage fluctuations (response time 0.5–1 second per V).
Efficiency:Over 98% – extremely high energy efficiency, reducing energy losses.
Voltage Stabilization Accuracy:Adjustable accuracy from ±1% to ±3%, ensuring protection of devices and equipment from voltage surges.
Protection Functions:Overload protection: Protects the device and connected equipment from current overloads.
Overvoltage protection: Protects devices from dangerous overvoltages.
Short-circuit protection: Automatically shuts down the device in case of a short circuit.
Overheating protection: Integrated temperature sensor shuts off the device if the temperature becomes too high.
Low voltage protection: Prevents devices from operating under low voltage conditions, which could cause equipment damage.
Operating Temperature:-10°C to +40°C, adapted for use in various environmental conditions.
Operating Humidity:20–90% relative humidity, no condensation required.
Noise Level:Servo motor control technology ensures low noise levels (≤50 dB).
Housing Material:Durable metal housing with ventilation slots, protecting against overheating and environmental impacts. The color is usually white or gray.
Weight and Dimensions:Weight: 123.5 kg
Dimensions: 46x42.2x88 cm
Safety and Certificates:CE Certification:
Complies with European Union safety and health requirements, ensuring that the product meets electrical equipment safety standards.
RoHS Certification:Complies with hazardous materials usage restriction requirements, ensuring the device is free of substances like lead or mercury.
ISO 9001 Quality Certification:Ensures that manufacturing and quality control processes follow international quality management standards.
Protection Rating:IP21: Resistant to dust and vertically falling water droplets, but not protected against direct water streams, making it suitable for indoor use.
Functionality:Automatic Voltage Regulation:
Intelligent servo motor control automatically regulates voltage, ensuring stable output voltage even in the event of significant voltage fluctuations.
High Precision:The servo motor mechanism allows highly precise and fast regulation, ensuring that the voltage is maintained very close to the nominal 380V.
Emergency Shutdown:The device includes an emergency shutdown function, protecting against electrical hazards or unexpected events.
Multifunctional Display:Many models feature a digital display that shows input and output voltage, load status, and other important information about the device’s operation.
Low-Maintenance Mechanism:Servo motor technology requires little maintenance, making the device durable and reliable for long-term use.
Efficiency Improvement:Helps optimize energy consumption and protects against losses caused by unstable power supply.
Compatibility:Compatibility with Various Equipment:
This voltage regulator is compatible with a wide range of electrical devices, including industrial motors, CNC machines, compressors, refrigeration units, medical equipment, and more.
Industrial Sectors:Suitable for industries, factories, hospitals, offices, commercial buildings where stable power supply is needed with minimal voltage fluctuation risks.
Smooth Integration:Easily integrates into existing power distribution systems without major modifications.
Application Areas:Industrial production lines: Ensures stable power supply for production processes sensitive to voltage fluctuations.
Medical equipment: Requires constant, precise, and stable power for sensitive medical devices.
Commercial premises: Protects office and commercial building equipment from power fluctuations.
Hospitals and healthcare facilities: Stable voltage regulation to protect critical equipment.
Summary:
The 40kVA 3-phase servo motor intelligent automatic voltage regulator is a highly precise, reliable, and high-quality solution for industrial and commercial systems, ensuring a constant power supply and protecting equipment from voltage surges or fluctuations.Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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