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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
BYCW5-1600 Series Intelligent Universal Crcuit Breaker AC400V 200A
Main Technical Parameters of The Product
| Model | BYCW5-1600 | ||
| Type | Fixed Type | ||
| Phases | 3P | ||
| Frame Class Rated Current Inm(A) | 1600 | ||
| Rated Current In(A) | 200A | ||
| Rated OperationalVoltage Ue(V) | AC400V | ||
| Frequency(Hz) | 50Hz | ||
| Rated Insulation Voltage Ui(V) | 1000 | ||
| Rated lmpulse Withstand Voltage Uimp(kV) | 12 | ||
| Power Frequency Withstand Voltage U(V) | 3500 | ||
| Number of Poles | 3、4 | ||
| Rated Current In for N Pole(A) | 100%ln | ||
| Usage Category | GB14048.2 | ||
| Rated Ultimate Short-Circuit Breaking Capacity Icu (kA)(RMS Value) | 65 | ||
| Rated Service Short-CircuitBreaking CapacityIcs (kA) (RMS Value) | 55 | ||
| Rated Service Short-CircuitBreaking CapacityIcs (kA) (RMS Value) | 143 | ||
| Rated Short-TimeWithstand Current(1s)lcw(kA)(RMS Value) | 50 | ||
| Full Break Time (without additional delay)(ms) | 25 | ||
| Closing Time (ms) | Max70 | ||
| Electrical Life (times) | ln=200A~630A | 1000 | |
| ln=800A~1250A | 1500 | ||
| ln=1600A | 800 | ||
| Mechanical Life (times) | Maintenance-Free | 1000 | |
| Require Maintance | 650 | ||
| Overall Dimensions(W x H x D) mm | 260×310×240 | ||
Product Overview
The BYCW5-1600 Series Intelligent Universal Circuit Breaker by BaoYu Holdings Ltd. is engineered to deliver superior branch circuit protection and AC overcurrent protection for demanding electrical systems. Designed to rival global leaders like Schneider and Himel, this MCCB 3-phase breaker combines advanced intelligence, robust performance, and unmatched reliability.Featuring AC overload protection circuits, AC short circuit protection, and precision power protection on amp, the BYCW5-1600 ensures seamless safeguarding of critical power devices in commercial, industrial, and utility settings. Its adaptive MCB current monitoring system optimizes China electricity grid compatibility, while the integrated rated fuse mechanism enhances safety during voltage fluctuations.Ideal for compressor breaker applications, HVAC systems, and heavy-duty machinery, this ECB breaker supports MCB electrical breaker functions with modular flexibility. Compatible with EPS MCB and Himel MCB standards, it offers plug-and-play integration into existing MCB in electrical circuit configurations. Key innovations include real-time thermal diagnostics, adjustable trip settings, and a compact design tailored for high-density panels.Built to exceed IEC/UL certifications, the BYCW5-1600 Series exemplifies China electricity innovation, delivering cost-effective ac protection circuit solutions without compromising performance. Whether for AC overcurrent protection circuit stabilization or power devices longevity, BaoYu empowers your infrastructure with cutting-edge circuit breaker technology trusted by global partners.Upgrade to the BYCW5-1600—where intelligence meets resilience.

Technical Principle Introduction of BYCW5-1600 Series Intelligent Universal Circuit Breaker
The BYCW5-1600 Series Intelligent Universal Circuit Breaker integrates cutting-edge Intelligent Trip Technology and a Real-Time Monitoring System, designed for high-load industrial and commercial applications. Operating at AC400V voltage with a 200A rated current, it delivers reliable protection for power systems, equipment overload prevention, and rapid response to short-circuit faults. Its technical architecture leverages the following innovations:
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Smart Tripping & Microprocessor Control
Equipped with a high-precision digital microprocessor (MCU), the breaker collects real-time line data via integrated current and voltage sensors. Adaptive algorithms analyze load conditions, enabling millisecond-level tripping upon detecting overloads, short circuits, or ground faults. This ensures immediate isolation of fault currents, enhancing system safety. -
Multi-Protection Modes & Predictive Maintenance
Features three-stage protection characteristics (Long-Time Delay, Short-Time Delay, Instantaneous Trip) and a built-in temperature monitoring module to track internal thermal rise, preventing overheating risks. AI-driven predictive analytics identify potential failures in advance, minimizing downtime and extending equipment lifespan. -
High-Accuracy Sensing & Energy Efficiency
Utilizes Hall-effect sensors for ±1% current measurement precision, paired with a low-power design that complies with green energy standards. Its compact structure optimizes heat dissipation and space efficiency, ideal for high-density installations in switchgear cabinets, data centers, and industrial panels.

The Features of BYCW5-1600 Series Intelligent Universal Circuit Breaker
- Advanced Protection Features: The BYCW5-1600 Intelligent Circuit Breaker offers multiple protection types, including LI, LSI, and LSIG, ensuring comprehensive safeguarding against electrical hazards. This is particularly suitable for users who prioritize safety, such as electricians.
- Wide Current Rating Options: The product is available in various current ratings to cater to diverse user needs, making it a versatile choice for industrial or commercial applications.
- Certified and Reliable: The product holds international certifications, ensuring compliance with international standards and guaranteeing the quality of the product.
- Compact Design: With a short over-arc distance of 100mm, the BYCW5-1600 Intelligent Circuit Breaker boasts a compact design, ideal for users seeking to optimize their electrical panel space, including engineers.
- Long Breaking Capacity: The product has a breaking capacity of 10kA, providing reliable performance under heavy loads, making it suitable for users who require high-capacity circuit breakers, such as large industrial facilities.
Product size information

Modular Construction for Versatility
Storage Workshop

Production workshop

Workshop Vedio
Baoyu Holdings Co., Ltd. - Your Partner in Advanced Power Quality Solutions
Baoyu Holdings Co., Ltd. is a leading innovator in designing and manufacturing smart, fully controllable power quality products and circuit protection devices, dedicated to empowering industries worldwide to achieve optimal electrical efficiency and reliability. Specializing in power quality improvement, we deliver cutting-edge solutions tailored to mitigate voltage fluctuations, harmonic distortions, and transient disturbances, ensuring seamless operations for commercial, industrial, and utility sectors.
Unmatched Expertise in Power Quality Management
Our flagship power quality equipment, including harmonic filters, and reactive power compensation systems, leverages , analyze, and correct electrical anomalies in real time. With a focus on energy efficiency enhancement and power factor correction, our products reduce downtime, extend equipment lifespan, and lower operational costs—critical for facilities reliant on sensitive machinery or renewable energy integration.
Innovative Circuit Protection Solutions
As pioneers in circuit protection technology, our advanced smart circuit breakers offer unparalleled safety and precision. Engineered for rapid fault detection and adaptive load management, they safeguard infrastructure against overloads, short circuits, and arc faults.
Manufacturing Excellence
State-of-the-art automated production facilities, ISO-certified quality control systems, and a rigorous R&D team underpin our commitment to delivering high-performance power quality devices. From custom voltage stabilization solutions to scalable active power filters, every product is built to meet international standardsand adapt to diverse grid conditions.
Why Choose Baoyu?
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Comprehensive Power Quality Improvement: From harmonic mitigation to transient voltage suppression, our solutions address root causes of energy waste.
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Smart Grid-Ready Technology: Integrate seamless reactive power compensation and real-time analytics for sustainable energy management.
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Global Trust: Trusted by clients in manufacturing, data centers, healthcare, and renewable energy sectors across 30+ countries.
Elevate your power resilience with Baoyu—where innovation meets reliability. Optimize your grid, protect your assets, and transform your energy future.
Business license

High-tech enterprise certificate
ISO management system certification



Corporate honors


Product certification certificate

Product testing report

Company patent certificate

Well-known domestic partners







