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350 kvar capacitor bank

1. Automatic compensation load reactive power, improve the load power factor;
2. Reduce network loss, high efficiency and energy saving;
3. Control harmonics of the system or control harmonics according to user requirements;
4. Reduce reactive current, save transformer capacity cost, improve transformer output.
5. Voltage priority control, the voltage regulation function of the capacitor can be used to improve the voltage pass rate.
  • Fast Delievery
  • Quality Assurance
  • 24/7 Customer Service

Product Introduction

350 kVAr Capacitor Bank - Professional Power Factor Correction Solution

Product Introduction

Looking for a reliable solution to improve your power factor and reduce energy costs? Our 350 kvar capacitor bank delivers exceptional reactive power compensation for industrial and commercial applications. This high-capacity electrical assembly generates 350 kilovars of capacitive reactive power to offset inductive loads in your power systems. The unit functions as a centralized Automatic Power Factor Correction system, composed of multiple modular capacitor steps controlled by intelligent reactive power regulators for optimal performance.

Your facility benefits from automatic compensation of load reactive power, improved power factor, reduced network losses, and enhanced energy efficiency. The system also helps control harmonics while reducing reactive current to save transformer capacity costs and improve overall output.

Technical Specifications

Parameter Specification
Rated Capacity 350 kVAr
Rated Voltage 400V, 415V, 440V, 480V
Frequency 50/60 Hz
Dielectric Material Metalized Polypropylene Film (MKP)
Overcurrent Capability 1.3x to 1.5x nominal current
Operating Temperature -25°C to +55°C
Dielectric Losses < 0.2 W/kVAr
Discharge Time <50V within 1 minute
Protection Class IP31/IP54 available
Standards Compliance IEC 60831, IEC 61921

Main Features and Advantages

Advanced Safety Systems

Your safety is our priority. Each unit includes overpressure tear-off fuses and discharge resistors that drop voltage to safe levels within one minute.

Modular Design

The stepped configuration allows precise reactive power control. Multiple capacitor steps work together to match your exact load requirements.

Self-Healing Technology

The metalized polypropylene film construction provides self-healing properties, ensuring continued operation even after minor internal faults.

Intelligent Control

Automatic Power Factor Correction controllers monitor your system continuously and switch capacitor steps as needed to maintain optimal power factor.

Practical Applications

Heavy Industrial Manufacturing

Perfect for steel mills, cement plants, and facilities with large crushers, grinders, and conveyor systems. The 350 kvar capacitor bank handles demanding industrial loads effectively.

Mining Operations

Ideal for mining substations powering excavation equipment and ventilation systems. Compensates for voltage drops in long transmission lines.

Commercial HVAC Systems

Excellent for shopping centers, data centers, and hospitals with extensive air handling units and centrifugal chillers.

Manufacturing Facilities

Supports production lines with multiple inductive motors, welding equipment, and automated machinery.

How It Works

Your power system naturally contains inductive loads from motors, transformers, and other equipment. These loads create a phase difference between voltage and current, resulting in poor power factor.

Our system monitors your facility's reactive power demand in real-time. When inductive loads increase, the controller automatically switches in the appropriate capacitor steps. This provides the exact amount of capacitive reactive power needed to balance your system.

The intelligent controller ensures your power factor stays within optimal ranges, typically above 0.95, helping you avoid utility penalties and reduce energy costs.

Manufacturing Excellence

Rigorous Quality Control

Every 350 kvar capacitor bank undergoes comprehensive testing including capacitance measurement, voltage withstand tests, and sealing inspections.

Advanced Materials

We use only premium metalized polypropylene film with non-PCB, biodegradable soft resin for maximum safety and environmental responsibility.

Precision Manufacturing

Our production facility maintains strict adherence to ISO quality management systems, ensuring consistent performance and reliability.

Testing Standards

All units pass routine tests for capacitance accuracy within -5% to +10% tolerance and complete thermal stability validation.

Why Choose Us

Proven Experience

Xi'an Xikai Medium And Low Voltage Electric Co., Ltd. brings decades of expertise in power distribution equipment with over 100 product varieties.

Comprehensive Solutions

We provide complete system integration services, not just equipment. Our team designs solutions tailored to your specific requirements.

Technical Support

Our engineering team offers ongoing technical assistance throughout your equipment's lifecycle.

Quality Assurance

ISO9001, ISO14001, and OHSAS18001 certifications demonstrate our commitment to quality, environmental responsibility, and safety.

FAQ

Q: How long will this equipment last?

A: Under standard operating conditions with proper maintenance, you can expect 100,000 to 130,000 operating hours of reliable service.

Q: What maintenance does it require?

A: Semi-annual inspections including busbar connection checks, contactor examination, and current measurements ensure optimal performance.

Q: Can it handle harmonic loads?

A: For facilities with significant harmonic content from VFDs or UPS systems, we recommend our detuned versions with harmonic blocking reactors.

Q: How is the capacity controlled?

A: The unit typically splits into automatic steps that the controller switches based on real-time load requirements to maintain target power factor.

Q: What happens if the unit fails?

A: Built-in safety systems ensure safe failure modes, and our overpressure disconnectors activate without case rupture under fault conditions.

Contact Us

Ready to improve your facility's power factor and reduce energy costs? Our technical team is here to help you select the right 350 kvar capacitor bank configuration for your needs.

Contact our specialists today for a customized solution that meets your specific requirements. We'll work with you to design a system that maximizes your energy efficiency and minimizes operational costs.

Email: serina@xaxd-electric.com

Let us help you achieve optimal power factor correction with our reliable, high-quality capacitor bank solutions.

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