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Low Voltage Reactive Power Compensation Cabinet for Mining and Heavy Machinery Operations
Product Spotlights
Designed for mining/heavy industry, this cabinet actively corrects power factor to cut energy costs & avoid utility penalties. Features robust construction for harsh environments, modular scalability, and comprehensive electrical protection. It reduces line losses, improves voltage stability, and enhances overall system capacity and efficiency.
US$ 800 - 2000
MOQ: 1 Unit
Key Specifications
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Application:
Other, Mining and Heavy Machinery Operations
Voltage Level:
Low Voltage (e.g., 400V, 690V)
Configuration:
Modular, customizable capacitor banks and controllers
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Mining and Heavy Machinery Operations
Voltage Level
Low Voltage (e.g., 400V, 690V)
Configuration
Modular, customizable capacitor banks and controllers
Control Method
Reactive power automatic compensation
Standards
Customizable to meet regional electrical standards
Protection Features
Overcurrent, overvoltage, overtemperature protection
Cooling System
Natural or forced air cooling, optional
Enclosure Rating
IP20, IP31, or higher upon request
Communication Interface
Optional RS485, Modbus, Profibus
Installation
Wall-mounted or floor-standing cabinet
As a leading manufacturer, Jinhua Dika Electrical Equipment Co., Ltd. specializes in providing robust and reliable electrical solutions for demanding industrial environments. Our Low Voltage Reactive Power Compensation Cabinet is engineered specifically for the harsh and power-intensive operations of mining and heavy machinery. This system is designed to significantly improve your plant's power factor, leading to reduced energy costs, minimized penalties from utility providers, and enhanced overall electrical system stability and efficiency.
In industries where large inductive loads like crushers, conveyors, and excavators are prevalent, poor power factor is a common and costly issue. Our compensation cabinet actively monitors and corrects this imbalance, injecting the necessary reactive power to bring your system closer to unity power factor. The result is a more efficient operation that maximizes your electrical infrastructure's capacity and longevity.
Core Product Features & Technical Advantages:
- Precision Control & Monitoring: Equipped with an advanced microprocessor-based controller that continuously analyzes the load's reactive power demand. It automatically switches capacitor banks in and out with optimal timing to provide seamless and accurate compensation.
- Robust Construction for Harsh Environments: The cabinet is built with heavy-duty materials and components selected for durability in environments with dust, vibration, and temperature fluctuations common in mining and heavy industry.
- Modular & Scalable Design: Features a modular architecture allowing for easy capacity expansion. You can start with a base configuration and add capacitor steps as your operational needs grow, offering excellent investment protection.
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Comprehensive Protection Suite: Integrated safety is paramount. The system includes multiple layers of protection:
- Overcurrent and short-circuit protection for capacitors and contactors.
- Overvoltage and undervoltage protection to safeguard connected equipment.
- Overtemperature monitoring with automatic derating or shutdown.
- Harmonic suppression filters (optional) to protect capacitors from distortion.
- Enhanced System Benefits: Beyond power factor correction, our cabinet helps reduce line current, leading to lower I²R losses in cables and transformers. This translates to reduced energy consumption, decreased electricity bills, and the potential to defer costly upgrades to your electrical distribution system.
Technical Specifications Overview:
| Parameter | Specification / Description |
| Rated Voltage | 400V / 415V / 440V / 690V AC, 50/60Hz (Customizable) |
| Compensation Capacity | Modular, typically from 50 kvar to 1000+ kvar per cabinet |
| Control Strategy | Automatic, based on reactive power (kvar) demand measurement |
| Switching Device | Electromechanical contactors or thyristor switches (optional) |
| Capacitor Type | Dry-type, self-healing, low-loss metallized film capacitors |
| Enclosure | Powder-coated steel cabinet, IP31 standard (IP54/IP65 optional) |
| Communication | Optional RS485 with Modbus RTU protocol for SCADA integration |
| Installation | Floor-standing or wall-mounted design |
Frequently Asked Questions (FAQ):
-
Q: How quickly can this cabinet improve my power factor and show cost savings?
A: The system begins compensating immediately upon installation. You can typically observe an improved power factor on your meters within the first billing cycle, with tangible savings on utility bills often visible within 3-6 months, depending on your load profile and local tariff structures. -
Q: Is this cabinet suitable for sites with high levels of harmonics?
A: Our standard cabinet includes basic protection. For environments with significant harmonic distortion from variable frequency drives (VFDs) or other non-linear loads, we strongly recommend adding our optional detuned reactor filters. These are designed to protect the capacitors and prevent resonance issues. -
Q: What maintenance does the compensation cabinet require?
A: Designed for low maintenance, the system primarily requires periodic visual inspection for dust accumulation and checking electrical connections for tightness. The controller provides self-diagnostics and fault alerts to simplify upkeep. -
Q: Can the system be integrated with our existing plant monitoring system?
A: Yes. With the optional communication module (e.g., RS485/Modbus), the cabinet can transmit key data like power factor, reactive power, capacitor bank status, and alarm signals directly to your SCADA or BMS, enabling centralized monitoring. -
Q: How do you determine the correct compensation capacity (kvar) needed for our facility?
A: Our technical team can assist with a preliminary assessment based on your total connected motor load and historical electricity bills. For an accurate sizing, we recommend a detailed site survey or analysis of your load data to tailor the solution perfectly. -
Q: What is the expected operational lifespan of the key components?
A: The high-quality dry-type capacitors are designed for a long service life under normal operating conditions. The contactors and controller are also industrial-grade components chosen for reliability, ensuring years of trouble-free operation with proper installation. -
Q: Do you provide installation services or technical support?
A: We provide detailed installation manuals, wiring diagrams, and technical support remotely. On-site installation and commissioning services are available upon request, coordinated through our experienced team. -
Q: Are your products compliant with international electrical standards?
A> Our manufacturing processes adhere to stringent quality management systems. While specific regional certifications (like CE, UL) can be arranged, the cabinet is engineered to meet common international low-voltage electrical application standards. Please inquire about certification requirements for your target market.
Backed by Jinhua Dika Electrical Equipment Co., Ltd.'s commitment to quality, evidenced by our comprehensive quality management systems, and supported by an annual export value demonstrating global trust, our Low Voltage Reactive Power Compensation Cabinet is a proven solution. We serve a diverse range of markets worldwide and can ship efficiently from major ports like Shanghai, Tianjin, Guangzhou, and Ningbo. This product represents more than just equipment; it's an investment in operational efficiency, cost control, and electrical system reliability for your mining or heavy machinery operations. We encourage you to contact us with your specific project details for a customized quotation and expert technical consultation to optimize your power quality.
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1Yr
Business Type
Manufacturer
Annual Export Value
US$1 Million - US$1.5 Million
Total Employees
11 - 50 People
Product Certifications
HACCP, TL900, QS9000, SA8000, ISO9001, ISO9004, ISO17799, ISO9000, ISO14000, ISO10441, ISO16949, TS16969, ISO19011:2000, OHSAS18001, Others
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