BY81 Series Intelligent Capacitor

The BY81JS/450-20+15 Series is an advanced low-voltage power capacitor designed for automatic power factor correction in 3-phase power systems. Equipped with a built-in MCB, LCD interface, and DSP controller, this 3-phase capacitor dynamically compensates reactive power to achieve PF ≥0.98, reducing energy costs by up to 25% in industrial and commercial low-voltage electrical networks. Its 3-phase voltage monitoring system detects imbalances (>90% correction efficiency) and suppresses harmonics (3rd–50th order, THDi <3%), ensuring compliance with IEEE 519 standards for power quality optimization.The low-voltage device integrates corrosion-resistant terminals and self-healing metallized film technology, ensuring durability in harsh environments (-25°C to +55°C). With IoT-ready communication (RS-485/Modbus), it enables remote control of low-voltage power parameters and real-time diagnostics via the LCD. Ideal for factories, hospitals, and solar farms, this 3-phase electric solution minimizes line losses, protects low-voltage equipment from voltage sags/swells, and extends machinery lifespan.

The BY81JS/450-20+20 Series is a state-of-the-art Low Voltage Power Capacitor engineered for 3-phase power systems, delivering precision electrical power quality management. This 3-phase capacitor integrates a DSP controller and self-healing metallized film technology to dynamically correct reactive power (PF ≥0.98), suppress harmonics (3rd–50th order, THDi <3%), and resolve 3-phase imbalance in low-voltage electrical networks (up to 450V). Ideal for factories, hospitals, and solar farms, it ensures stable 3-phase voltage levels (±1%) while reducing energy waste by 25% in low-voltage equipment like motors and inverters.Featuring corrosion-resistant Capacitor Low Voltage terminals and IoT-ready communication (RS-485/Modbus), this smart capacitor enables real-time monitoring of low-voltage powerparameters and predictive maintenance alerts. Its robust design (-25°C to +55°C) complies with UL 810 and IEC 60831-1, safeguarding electrical equipment from voltage sags/swells and transient surges. A cost-effective solution for harmonic mitigation and low power electricityoptimization in three-phase electric grids.

Optimize 3-phase electrical power stability and reduce capacitor power consumption with the BY81JS/450-25+25 Series, a low-voltage electrical solution designed for precision capacitor compensation in 3-phase electrical systems. This 3-phase power capacitor integrates a 450V reactive power compensation module with intelligent power factor correction, dynamically balancing voltage on 3 phase to eliminate imbalances and suppress harmonics in power. Its harmonic suppression capacitor bank and anti-harmonic technology ensure robust harmonic mitigation, protecting electrical equipment from power quality harmonics distortion. The modular capacitor compensation system enables 3-phase 3-phase automatic compensation, while the compact intelligent capacitor group features overload protection capacitor units and temperature-adaptive capacitor control for durability in fluctuating loads. Compatible with 3-phase low voltage grids (up to 450V), this efficient energy-saving capacitor device reduces energy losses by up to 28% through optimized 3 phases of power management. The RS485 communication interface supports seamless integration into smart grids, enabling real-time monitoring and remote adjustments for enhanced power quality. Ideal for industrial, commercial, and utility applications, this phase capacitor solution ensures reliable 3-phase electric voltagestabilization, advanced harmonic capacitor resilience, and compliance with global energy standards.

Enhance power quality and optimize energy efficiency with the BY81JS/450-30+30 Series 3-phase capacitor designed for low-voltage electrical systems. This advanced electric capacitorintegrates intelligent power factor correction and harmonic mitigation to address harmonics in power systems, ensuring stable operation of electrical equipment. Featuring a modular capacitor compensation system, it supports 3-phase 3-phase automatic balancing, temperature-adaptive capacitor control, and overload protection for reliable capacitor power consumption management. The low-voltage capacitor operates at 450V, delivering high-efficiency energy-saving performance while reducing power quality harmonics through anti-harmonic technology. Its compact intelligent capacitor bank includes harmonic suppression capacitor modules and an RS485 communication interface for seamless integration into power system capacitors. Ideal for industrial and commercial applications, this capacitor powersolution ensures enhanced electrical power stability, harmonic capacitor resilience, and optimized three-phase electrical power distribution. Upgrade your low-voltage electricalinfrastructure with a power on capacitor system built for durability and precision.

The BY81 series inteligent capacitors are mainly composed of two (type) or one (Y type) low-voltage power capacitors. They adopt the latest technological achievements such as microelectronics software and hardware technology, micro sensing technology, micro network technology, and electrical manufacturing technology to inteligentize, miniaturize, and modularize them. It is a major breakthrough in low-votage power reactive power automatic compensation technology, which can be fiexibly used in various occasionsof low-voltage reactive power compensation, changing the structural mode of traditional reactive power automatic compensation equipment, It has many advantages such as simple structure, simple production,cost reduction, improved performance, and easy maintenance.