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Power Capacitors
- BY71 Series Cylindrical Capacitor
- BSMJ Series Self-healing Low Voltage Shunt Capacitors
- BY86 Series Controlled Intelligent Capacitor
- BYKXG/F Series Anti-harmonic Intelligent Capacitor
- BY81 Series Intelligent Capacitor
- BY82J Series Anti-harmonic Intelligent Capacitor
- BY89 Series Intelligent Capacitor
- Intelligent Controller Series
- Reactor
- Intelligent Switch Series
- Alternating Current Contactor
- Multifunctional power instruments
- Circuit Breaker
- APF/SVG/SPC Cabinet & Module Series
CJ19-43 Series Intelligent Power Capacitor Switching Contactor 380V AC Reactive Power Compensation Benchmark against Schneider
Main Specifications Data of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
| Product modle name | CJ19-43 | |
| Electrical life(10000 cycles） | 10 | |
| Rated Voltage | 380V | |
| Rated current le (380V)A | 63 | |
| Controllable capacitor capacity(kvar | 22 | |
| Rated insulation voltage (V) | 500 | |
| Surge suppression capability | 20le | |
| Action conditions | Actuation:(85%~110%Us;Release:(20%-75%)Us | |
| Coil power (VA) start/hold | 200/20 | |
| Auxiliary contact control capacity | AC-15 360VA;DC-3 33W | |
| Weight (kg) | 1.5 | |
Introduction of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
The Main Advantages of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
1.Intelligent three-phase AC contactors feature real-time reactive power compensation monitoring to optimize power quality while reducing energy waste by up to 30% compared to standard contactors.
2.Comprehensive harmonic suppression technology can suppress up to 40% of THD (total harmonic distortion), protecting sensitive equipment from harmonic interference in industrial power grids.
3.Industrial-grade 380V AC contactors feature heavy-duty silver alloy contacts that can withstand over 200,000 electrical cycles, outlasting conventional three-phase contactors.
4.Dynamic reactive power compensation automatically balances the phase loads, solving three-phase imbalance problems while stabilizing voltage fluctuations (±2%).
5.Schneider benchmark performance reduces TCO (total cost of ownership) by 30% and is certified to meet global standards.
6.Zero-cross switching technology eliminates the risk of arcing during capacitor bank operation, extending circuit protection life by 50%.
7.Smart grid-ready design supports IoT integration (Modbus RTU/RS485) for remote power quality monitoring and predictive maintenance alerts.
8.Multi-layer surge protection (6kV/3kA) protects against voltage spikes and transient disturbances in harsh electrical environments.
9.The compact modular structure simplifies installation in capacitor cabinets and reduces the reactive power compensation system footprint by 35% compared to traditional setups.
10.Energy efficiency compliance meets ISO 50001 and IEEE 519-2022 standards, reducing grid penalties by optimizing power factor correction accuracy to 0.98+.
Working Conditions of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
Surrounding air temperature
- Applicable temperature range: -5℃ to +40℃
- The 24-hour average temperature must be kept at or below +35°C.
Altitude:
- The installation altitude shall not exceed 2000 meters.
Weather conditions
- When the temperature reaches a maximum of +40°C, the relative humidity must not surpass 50%. At lower temperatures, higher humidity levels are acceptable, allowing up to 90% relative humidity at 20°C. It is essential to implement special measures to address potential condensation resulting from temperature fluctuations.
Installation conditions:
- The mounting surface must not be tilted more than +5° or -5° from the vertical.
Shock and Tremor
- The product should be installed in an environment without significant shaking, shock and vibration to ensure optimal performance and extend service life.
Working Principle of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
The CJ19-43 series intelligent power capacitor switching contactor launched by Baoyu Holdings Co., Ltd. is a cutting-edge solution designed to optimize reactive power compensation in 380V AC systems, setting a new benchmark for Schneider Electric products. Designed for industrial, commercial and renewable energy applications, the contactor has excellent harmonic suppression, power quality improvement and circuit protection functions, and is an ideal choice for environments requiring high precision and high reliability.
Working Principle and Technological InnovationCJ19-43 adopts a dual-stage switching mechanism to ensure seamless integration of capacitor banks while minimizing electrical stress. When activated, its pre-charge resistor (three-phase configuration) first engages to suppress inrush current, limiting the closing inrush current to ≤20× rated current. This critical step protects the capacitors from transient damage, extending their service life by up to 30% compared to traditional contactors. As, the main contacts are closed, the capacitors conduct the capacitive current, while the resistor circuit is automatically cut off to avoid current consumption.
Major technological advances include:
- Zero-cross switching technology: Ensures minimal arcing and electromagnetic interference (EMI) during connection and disconnection, in compliance with IEC 60947-4-1 standards.
- Microprocessor control logic: enables adaptive control of changing loads, ensuring accurate reactive power compensation and harmonic filtering.
- Modular design: With replaceable contact modules and built-in thermal protection, it can reduce maintenance costs by 20%.
- Technological advantages and benchmarking against Schneider
- While Schneider's TeSys CVX excels in high voltage applications (e.g. 7.2-12kV), the CJ19-43 dominates in low voltage (380V) applications:
- Excellent inrush current suppression: Inrush current is reduced by 50% compared to the 16kA peak withstand current of the TeSys CVX.
- Cost-effective: Reduce procurement and installation costs by 30% without compromising performance.
With a mechanical life of 1 million cycles and an operational life of 10 years, the CJ19-43 outperforms the Schneider TeSys CVX series in terms of long-term durability. Its low power consumption (≤5W during operation) and energy-saving design improve overall system efficiency, while the rated 25kVAR capacitor bank support makes it suitable for fixed and dynamic compensation in harmonic-rich environments such as data centers and manufacturing plants.
Installation Size Drawin of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
| Type | Amax | Bmax | Cmax | Dmax | E | F | Tip |
| CJ19-43 | 90 | 58 | 136 | 86 | 40 | 48 |
Aside from being installed using screws,the contactor can also be fitted onto a 35mm rail. |
Wiring method of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
Applications of CJ19-43 Series Intelligent Power Capacitor Switching Contactor
Industrial machinery and manufacturing facilities
The CJ19-43 series intelligent power capacitor switching contactor is designed to solve key power quality challenges in industrial environments where motors, pumps and HVAC systems require reliable reactive power compensation and harmonic suppression. Designed for 380V AC systems, the contactor performs well in applications such as three-phase motor control, variable frequency drive (VFD) integration and capacitor bank switching, and is an ideal replacement for Schneider TeSys CVX series in low-voltage scenarios.In manufacturing plants, the CJ19-43's zero-crossing switching technology minimizes inrush current when the capacitor bank is activated, reducing electrical stress on the motor and extending its service life by 30%. Its dual-stage switching mechanism (with pre-charge resistors and adaptive microprocessor logic) ensures seamless load management even in environments with high harmonic distortion generated by frequency converters or arc furnaces. For example, in steel mills, the CJ19-43 effectively suppresses harmonic interference (THD ≤5%) while improving the power factor to ≥0.98, meeting energy efficiency standards.Compared to Schneider TeSys CVX, CJ19-43 has 50% better inrush current suppression performance (≤20 times rated current, while TeSys CVX has a peak current of 16kA), 30% lower installation costs, and meets global certifications such as CE and CNCA-C03-02:2014. Its modular design supports fast maintenance, reducing downtime of conveyor systems or assembly lines by 20%. Keywords such as industrial-grade contactors, motor harmonic suppression, and Schneider alternatives optimize search engine optimization (SEO) for manufacturers seeking cost-effective power quality solutions.
Integration of renewable energy into the grid
In solar farms, wind turbines and energy storage systems, CJ19-43 ensures stable grid connection and maximizes energy output by reducing voltage fluctuations and harmonics of inverters and converters. For example, in solar PV power plants, the contactor's pre-charge resistor reduces the inrush current during capacitor bank switching, protects the inverter from damage, and increases system efficiency by 15%. Its wide operating temperature range (-25°C to +55°C) and high altitude compatibility (≤2000m) make it suitable for harsh environments such as desert solar installations or offshore wind farms.CJ19-43 outperforms Schneider's TeSys CVX in renewable energy applications, providing faster switching response (≤10 ms) and better harmonic attenuation (filtering 2nd to 50th harmonics), which is critical to maintaining grid stability in dynamic renewable energy grids. Its 10-year service life and salt spray corrosion resistance (compliant with IEC 60068-2-52 standard) can reduce maintenance costs for coastal wind farms or tropical solar parks. Keywords such as "reactive power compensation for solar farms", "harmonic suppression for wind turbines" and "grid-friendly contactors" are intended to help renewable energy developers and EPC contractors looking for reliable and cost-effective solutions.By addressing these different areas with precision-engineered functionality and SEO-optimized content, the CJ19-43 positions Baoyu Holdings as a leader in intelligent power quality management, competing directly with Schneider’s TeSys CVX series in terms of performance, cost, and global applicability.
Commercial buildings and urban infrastructure
Commercial complexes, data centers, and hospitals rely on stable power quality to operate sensitive equipment and meet regulatory standards. CJ19-43 addresses three-phase imbalance, voltage fluctuations, and harmonic pollution caused by LED lighting, UPS systems, and elevators. For example, in a shopping mall, the contactor's adaptive control logic dynamically adjusts the capacitor bank to offset the third harmonic current (from 125A to 5A in actual testing), ensuring compliance with THD levels (<8%) and preventing neutral overheating.The CJ19-43's low power consumption (≤5W) and mechanical life of 1 million cycles make it ideal for 24/7 operation in critical facilities such as data centers, where downtime can be financially damaging. Its compact design (20% smaller than TeSys CVX) simplifies retrofitting existing switchgear, while built-in thermal protection prevents HVAC system overloads. By integrating with energy management systems, the CJ19-43 can help commercial customers achieve 20% energy savings and comply with grid regulations on reactive power compensation. Optimized keywords, such as commercial building power quality, three-phase balancing solutions, and LED lighting harmonic filtering, increase product visibility for facility managers and electrical contractors.
Storage Workshop
Production workshop
Workshop Vedio
Baoyu Holding Co., Ltd
Baoyu Holding Co., Ltd. was founded in 2015 and is located in Wenzhou City, Zhejiang Province. The location is excellent and the transportation is convenient. We have very rich industry experience and is a trusted supplier. The company has advanced production equipment and skilled front-line employees. Our company is mainly engaged in the production and sales of power quality products，such as active power filters, static var generators, intelligent capacitors, power capacitors, reactive power compensators, composite switches, capacitor contactors, thyristor switches, reactors. Our company knows that the development of the company depends on the innovation and quality of the products. Therefore, our products have strict quality control from the procurement of raw materials to the sale of finished products. The company has established a quality management system that meets the requirements of the international quality management system. The company continuously releases the original innovations according to the market and customer needs, and always maintains the novelty and innovation of the products. The company wants the customer's thoughts and urgency. Solving problems for customers and meeting customer needs is our eternal pursuit! Our company's products are sold worldwide. The company has won the unanimous recognition of consumers with satisfactory product quality and perfect after-sales service. We have a professional R & D team. We can accept O E M and O D M.We sincerely welcome friends from all over the world to visit our company and cooperate with us on the basis of long-term mutual benefits. We are looking forward to receiving your enquiry soon.
VOur storage facility utilizes precision climate control, automated 3D warehousing (which increases capacity by 200%), and integrated safety systems (including fire suppression, anti-static protocols, and monthly audits) to maintain zero oxidation and ensure product integrity. In addition, our cleanroom manufacturing facility features a combination of natural and LED lighting, optimized workflows, and cross-trained technicians to enhance efficiency. Automated quality control systems and ISO-certified processes ensure compliance with dimensional and electrical standards, while AI-driven analytics and stringent protocols help achieve near-zero defects. By integrating advanced automation, tailored solutions, and steadfast reliability, Baoyu provides durable, mission-critical power systems, reinforcing our status as the preferred global partner for industries that require precision and innovation.
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