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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
BY CJ19-95 Series AC Contactor 220V 3-Phase Electrical Contactor 22Kvar Contactors
Main Datas of CJ19-95 Contactor
| Product modle name | CJ19-95 | |
| Electrical life(10000 cycles） | 10 | |
| Rated Voltage | 220V | |
| 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 | |
Product Introduction of CJ19-95 Contactor
Technical Superiority & Core Functions.The BY CJ19-95 Series AC Contactor is a high-performance alternating current contactor designed for 220V 3-phase electrical systems, delivering precise control for switching capacitor contactor applications. Engineered to stabilize power quality and voltage quality, its advanced contactor components—including silver-nickel contacts and a contactor economizer module—ensure minimal energy loss (<0.5W standby) across a wide contactor voltage range (85-110% of rated voltage). This industrial-grade device supports reactive power compensation and dynamic reactive compensation, effectively resolving phase imbalances and reducing harmonic distortion to meet power quality and harmonics standards (IEEE-519, IEC 61000). Compatible with power quality and motor analyzer tools, it integrates seamlessly into smart grids to optimize power quality and distribution reliability.
Applications & Smart Compatibility.Ideal for HVAC systems, industrial machinery, and renewable energy infrastructure, this AC contactor excels in AC contactor working cycles with its robust contactor latching circuit design, guaranteeing 100,000+ mechanical operations. Its switching capacitor contactor capability enables rapid response to load fluctuations (<20ms), protecting sensitive equipment from voltage sags and surges. The modular architecture allows effortless pairing with power quality correction devices, while its UL/CE/IEC-certified construction ensures compliance with global safety standards. Compared to conventional models, the 3 phase contactor price offers unmatched value, with a 30% reduction in AC contactor cost over its lifecycle due to energy-saving contactor economizer technology. For HVAC upgrades, the contactor for AC unit cost remains budget-friendly without compromising on 22Kvar load capacity or thermal resilience.
Cost Efficiency & Long-Term Value.Balancing performance and affordability, the BY CJ19-95 Series delivers a competitive AC magnetic contactor price while outperforming rivals in power quality and motor analyzer integration. Its corrosion-resistant enclosure and arc-suppression chambers extend service life in harsh environments, reducing maintenance costs by 40%. The contactor latching circuit ensures zero-voltage dropout protection, critical for dynamic reactive compensation systems requiring uninterrupted operation. Backed by a 5-year warranty, this alternating current contactor is a future-proof investment for industries prioritizing power quality and distribution stability. With transparent AC contactor cost structures and scalable configurations, it empowers global clients to achieve ISO 50001 energy efficiency targets while minimizing contactor for AC unit cost overheads.
Main Functions of CJ19 - 95 Contactor
1.Three-Phase Power Management ：Precisely control 220V three-phase electrical systems to ensure balanced current distribution and mitigate three-phase imbalance in industrial applications.
2.High Current Load Handling ：Designed specifically for motor control contactors and HVAC contactor systems, supporting heavy duty electrical systems up to 22Kvar capacity.
3.Energy-saving operation ：low power contactors and optimized coil design reduce reactive power compensation requirements by 15-25%.
4.Intelligent Circuit Protection ： Integrated overload protection relays prevent equipment damage from voltage fluctuations and short-circuit currents.
5.Harmonic Filter Ready ：Compatible with power quality correction systems to suppress harmonic distortion below standards.
6.Durable Contactor Design ： Silver alloy contacts and arc extinguishing chamber technology ensure electrical contactors have long-lasting durability of >100,000 mechanical operations.
7.Universal Mounting Compliance ： Meets IEC contactor standards for DIN rail and panel mount configurations in global markets.
8.Remote Control Compatibility ：The contactor relay interfaces with smart grid systems through auxiliary contacts for automatic power factor correction management.
Working Conditions of CJ19 - 95 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.
Appearance and installation dimensions of CJ19 - 95 Contactor
| Modle | Amax | Bmax | Cmax | Remarks |
| CJ19-95 | 135 | 87 | 158 | In addition to screw installation, the contactor can also be installed on a 35mm or 75mm mounting rail. |
Applications of CJ19-95 Contactor
Reactive power compensation in industrial power systems
BY CJ19-95 series AC contactors are designed for reactive power compensation systems in industrial environments, where maintaining a stable power factor is critical to reducing energy losses and optimizing electrical efficiency. This three-phase contactor integrates a surge suppression mechanism to mitigate surge currents during capacitor bank switching, a common challenge in low-voltage power grids such as 380V systems. By adopting a double-breakpoint structure with pre-charging resistors, the contactor ensures smooth capacitor switching and limits surge currents to 20 times or less of the rated current, in compliance with standards such as IEC 60947-4-1 and GB 14048.In industries dominated by inductive loads (e.g. motors, transformers), such as manufacturing plants or data centers, the contactor can switch capacitor banks based on real-time power factor measurement for dynamic compensation. Its 22kvar capacity supports systems that require efficient harmonic filtering and voltage stability, especially in environments with frequent load fluctuations. The 35mm DIN rail mounting design further simplifies installation in control panels, in line with the trend towards modular power distribution.
Harmonic suppression in renewable energy grid connection
Renewable energy systems such as solar farms and wind turbines often introduce harmonic distortion into the grid due to inverter-based power conversion. The BY CJ19-95 series is a key component in harmonic mitigation solutions, working in conjunction with filters and reactors to suppress high-frequency interference. Its resistor-assisted switching mechanism minimizes transient overvoltages during capacitor disconnection, protecting sensitive equipment such as inverters and transformers from damage16.For example, in solar photovoltaic power plants, this three-phase electrical contactor ensures stable operation of capacitor banks to offset reactive power imbalances caused by intermittent power generation. Its 22kvar power rating enables it to meet medium-sized compensation needs, while its 90% moisture resistance and -5°C to 40°C operating temperature range make it suitable for outdoor installations in harsh environments. It improves grid reliability by reducing total harmonic distortion (THD) to less than 5%, in compliance with IEEE 519 harmonics standards.
Commercial building grid voltage stability
Commercial facilities with mixed loads, such as HVAC systems, LED lighting, and IT infrastructure, face challenges such as voltage sags and phase imbalance. The BY CJ19-95 series solves these problems by balancing reactive power demands through precise capacitor switching. Its auxiliary contacts (up to three pairs) can be integrated with smart energy management systems and automatically adjust based on real-time power quality analysis14.In high-rise buildings, the contactor is compatible with 380V and rated at 95A, ensuring seamless operation in the main switchboard. It reduces operating costs by reducing line losses and avoiding penalties due to low power factor. In addition, the insulated terminal cover and anti-vibration design enhance safety in densely wired switchboards and meet UL and CE certifications for commercial applications. Case studies in shopping malls have shown that energy efficiency can be improved by 15-20% after deployment.
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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.
Our 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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