Power Factor Correction: Boost Efficiency & Cut Costs

Power Factor Correction (PFC) is crucial for modern industries aiming to minimise energy waste, avoid utility penalties, and enhance electrical efficiency. At United Automation, our Power Factor Correction solutions help businesses achieve optimal power usage, enhance reliability, and reduce operational costs. Whether you’re in manufacturing, commercial services, or utilities, power factor control systems deliver tangible benefits for your bottom line and the environment.

What is Power Factor Correction?

Power Factor Correction refers to the process of improving the power factor—the ratio between real power (kW) and apparent power (kVA)—in an electrical system. A low power factor indicates inefficient energy use, causing higher utility charges and increased system strain. Implementing PFC equipment, such as capacitor banks or controller modules, boosts the power factor closer to ideal (typically 0.95–1.0), reducing wasted energy and improving system performance.

🌱 Why Power Factor Control Matters

• Reduced Electricity Bills: Utilities often penalise customers with low power factors. With PFC, you reduce these charges.
• Enhanced Equipment Reliability: Optimising the electrical load decreases line losses and heat, prolonging equipment life.
• Increased Electrical Capacity: Improving power factor frees up capacity on transformers and cables, avoiding costly upgrades.
• Sustainable Operation: Reduced energy waste and emissions align with corporate sustainability goals.

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PFC2-100kVar

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PFC2-50kVAr 75A 415V

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PFC2-80kVar

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PFC2-30kVAR 50A 415V

Applications of Power Factor Correction

Power factor control is valuable in many settings where reactive loads (like motors and heaters) are common:

🏭 Industrial and Manufacturing Facilities

These sites often have many large electric motors, conveyors, and compressors. PFC systems offset reactive loads, making power delivery smoother and reducing utility charges.

🏢 Commercial Buildings

HVAC systems, elevators, and pumps create reactive demand. Installing PFC in offices, malls, and hotels improves energy efficiency and reduces monthly demand charges.

⚡ Data Centres and IT

High-density IT racks and uninterruptible power supplies (UPS) create variable power demands. Power Factor Correction stabilises supply, reducing losses and preventing power issues.

🍽️ Catering and Hospitality

Large kitchens and catering equipment draw significant reactive currents. PFC ensures control panels, heating controllers, and power line filters operate more efficiently.

🏗️ Utilities and Infrastructure

PFC is used in substations and infrastructure to maintain grid stability and power quality, supporting larger equipment without overloading systems.

How United Automation’s Power Factor Correction Systems Improve Industry

Our comprehensive range of Power Factor Correction solutions—from panel-mounted controllers to modular capacitor banks—provides:

1. Automated or Manual Control
   Switch capacitors in steps to maintain a high power factor under varying loads.
2. Scalable Configurations
   Options range from a few kVAR to large industrial installations, tailor-made for your facility.
3. Real-Time Monitoring
   Advanced systems include monitoring and alarms, making power factor control easy and compliant.
4. Robust, Industrial Design
   Designed for harsh environments: housed in durable enclosures, built for safety and reliability.
5. Regulatory Compliance
   Helping you meet local and European energy efficiency standards and avoid penalties.

By implementing our PFC solutions, companies can improve industrial power efficiency, reduce carbon footprints, and allocate electrical resources more effectively.

Who Benefits from Power Factor Control?

• Electrical Engineers & Maintenance Teams – Achieve power quality and equipment protection.
• Facilities and Sustainability Managers – Reduce energy use and improve operational scores.
• Manufacturing Engineers – Free up capacity and avoid costly power upgrades.
• Energy-Sensitive Industries – Utilities, hospitality, data centres, and food service.
• OEMs and System Integrators – Integrate PFC modules into control panels and packaged systems.

Case Example: Manufacturing Plant

A medium-sized factory experienced high demand charges due to large induction motors running at a 0.78 power factor. After installing a stepped PFC system from United Automation, power factor improved to 0.98, reducing monthly energy bills by 12%. Peak load capacity increased, avoiding the need for expensive transformer upgrades.

Explore United Automation’s Power Factor Correction Range

Improve energy efficiency, protect your infrastructure, and control costs with our PFC solutions.
🔗 Power Factor Correction Products – United Automation

Optimising your power factor isn’t just about cutting electricity bills—it’s about fostering sustainable, reliable, and cost-effective operations. Explore United Automation’s PFC solutions and start powering efficiency today!