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Smart Compensation Cabinet

Product Description

1. Product Overview

The GGJ compensation cabinet is a low-voltage reactive power compensation device designed to improve the power factor, reduce reactive power losses, lower electricity costs, stabilize voltage levels, and enhance power supply quality. It is designed in compliance with national and international standards (such as GB/T15576, IEC60439) and is widely used in industrial, commercial, and residential power distribution systems.

2. Product Functions

1. Power Factor Compensation: Improves power factor by switching capacitor groups to optimize power quality.

2. Energy Savings: Reduces the burden of reactive power on transformers and distribution lines, minimizing line and transformer losses.

3. Voltage Stabilization: Dynamically adjusts reactive power to minimize voltage fluctuations and enhance equipment efficiency.

4. Grid Protection: Built-in protective features, such as short circuit, overvoltage, undervoltage, overcurrent, and overtemperature protection.

5. Intelligent Control: Equipped with a microcomputer-based control system for real-time monitoring and quick response.

3. Structural Components

1. Control System

- Intelligent Power Factor Controller: Monitors grid load changes in real time and switches capacitors intelligently.

- Measurement Devices: Modules for monitoring voltage, current, and power factor.

2. Compensation Unit

- Capacitor Groups: High-quality dry-type or oil-immersed capacitors with stable capacity and long service life.

- Reactors (Optional): Used for filtering harmonic interference and protecting the capacitors.

3. Switching Devices

-Contactors: Commonly used in small-capacity systems, offering cost-effectiveness and reliability.

-Thyristor (TSC): Suitable for fast dynamic compensation applications.

4. Protection Units

- Circuit Breakers: Provide overload and short circuit protection.

- Fuses: Dedicated protection for capacitor groups.

- Thermal Relays: Temperature anomaly protection.

5. Cabinet

- Made of high-strength cold-rolled steel with a powder-coated surface for corrosion resistance and durability.

- Protection Rating: IP30 (indoor) or IP54 (outdoor).

4. Technical Parameters

Category Specifications
Rated Voltage 220V / 380V / 415V / 690V
Operating Frequency 50Hz / 60Hz
Compensation Capacity 100kvar - 1000kvar
Protection Level IP30 (indoor) / IP54 (outdoor)
Control Method Automatic / Manual
Switching Speed ≤20ms
Capacitor Type Dry-type self-healing or oil-immersed
Harmonic Filtering Rate (Optional) 7% / 12% / 14%
Operating Temperature -25°C ~ +45°C
Relative Humidity ≤95%(non-condensing)
Dielectric Strength Main Circuit: 2500V AC/1min

5. Product Features

1. Modular Design

- Compact structure with rationally divided functional modules for easy installation, debugging, and maintenance.

2. High Efficiency and Reliability

- Core components are sourced from globally renowned brands, ensuring stable and reliable operation.

3. Versatile Configuration

- Optional harmonic suppression reactors for harmonic filtering based on site requirements.

4. Intelligent Control

- Supports manual and automatic switching modes, with automatic switching time less than 20ms.

5. High Safety

- Multiple protection mechanisms ensure safe operation of the equipment and system.

6. Application Scenarios

- Industrial Sectors: Steel, chemical, and machinery manufacturing industries.

-Commercial Buildings: Shopping malls, office buildings, hotels.

- Public Facilities: Hospitals, schools, airports, subways, and other areas requiring high power quality.

- Other Applications: Small substations and distribution systems.

7. Customized Services

- Tailored designs based on customer requirements, such as power factor targets, load types, and site conditions.

- Provide complete design drawings, technical support, and after-sales services, including installation guidance and commissioning.

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