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Our networking combination switch series was developed based on the intelligentcombination switch and controllable silicon regulator by virtue of intelligentmicrocomputer technology and the technology for controlled silicon and magneticlatching relay monitoring.The product supports zero passing switching of controllablesilicone when the combination switch is connected/disconnected.The contact switchconsumes no power during connection period.No harmonic wave is injected when thecircuit breaker is switched on.Technologies such as voltage fault open-phase protectiontechnology,power supply voltage open-phase protection technology,self-diagnosisfault protection technology,no-load protection technology,programmable overcurrentprotection technology and programmable temperature protection technology have alsobeen applied to the product on the basis of the above.Data exchange is realized bynetworking of RS-485 communication technology and controller terminal,as so to feedback the running date in real time.With the functions above,the lifespan of field data forcapacitor and intelligent combination switch can be ensured.The product has reachedthe requirements fo inteligent environmental energy-saving product,contributing to thereactive compensation industry.
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HZM Electrical Solutions
Advanced power quality, distribution, and control solutions for industrial, commercial, and utility applications worldwide
About HZM Power Technology
A leading provider of innovative electrical solutions with over 15 years of industry experience and technological expertise
Our Mission
HZM (Hangzhou) Power Technology Co., Ltd. is committed to developing and manufacturing advanced electrical solutions that enhance power quality, improve energy efficiency, and ensure reliable operation of electrical systems across various industries.
With a focus on innovation, quality, and customer satisfaction, we have established ourselves as a trusted partner for electrical contractors, system integrators, and industrial facilities worldwide.
Quality Certifications
All HZM products are manufactured in ISO 9001:2015 certified facilities and comply with international standards including IEC, GB/T, UL, and CE requirements.
Global Reach
Our products are used in over 40 countries worldwide, serving diverse industries including:
- Industrial Manufacturing & Automation
- Renewable Energy Systems
- Commercial & Institutional Buildings
- Transportation Infrastructure
- Healthcare Facilities
- Data Centers & IT Infrastructure
Technical Support
Our global network of technical support specialists provides comprehensive assistance from system design to installation and maintenance.
Research & Development
HZM invests significantly in research and development to stay at the forefront of electrical technology innovation. Our R&D center employs over 50 engineers specializing in:
- Power Electronics Design
- Harmonic Analysis & Mitigation
- Power Quality Improvement
- Smart Grid Technologies
- Energy Efficiency Optimization
- Industrial Automation Integration
Industry Recognition
HZM has received multiple industry awards for innovation and product excellence, including the 2022 "Outstanding Electrical Product" award at the International Power Expo.
Product Specifications & Details
Comprehensive technical information for HZM electrical products
EXS Series Miniature Circuit Breakers - Technical Specifications
Advanced Protection Features
EXS series circuit breakers provide comprehensive protection against overload, short circuit, and isolation requirements. The thermal-magnetic release mechanism ensures rapid response to fault conditions while preventing nuisance tripping.
| Parameter | EXS-63 Series | EXS-125 Series | EXSLE-63 Series (RCD) |
|---|---|---|---|
| Rated Voltage | 230/400V AC | 230/400V AC | 230/400V AC |
| Rated Current | 6-63A | 63-125A | 6-63A |
| Breaking Capacity | 10kA | 15kA | 6kA |
| Release Characteristics | B, C, D curves | B, C, D curves | B, C, D curves |
| Number of Poles | 1P, 2P, 3P, 4P, 1P+N, 3P+N | 1P, 2P, 3P, 4P, 1P+N, 3P+N | 1P+N, 2P, 3P, 4P |
| Mechanical Life | 15,000 operations | 10,000 operations | 15,000 operations |
| Electrical Life | 10,000 operations | 8,000 operations | 10,000 operations |
| Operating Temperature | -20°C to +60°C | -20°C to +60°C | -20°C to +60°C |
High Breaking Capacity
Capable of interrupting high fault currents safely, protecting downstream equipment and personnel.
Fast Response Time
Thermal-magnetic release mechanism responds within milliseconds to overload and short-circuit conditions.
Flame Retardant
Housing materials are self-extinguishing and comply with UL94-V0 flame retardancy standards.
EXAPF Active Power Filters - Technical Specifications
Advanced Harmonic Mitigation
EXAPF series active power filters utilize advanced IGBT technology and digital signal processing to eliminate harmonic distortion, compensate reactive power, and correct three-phase unbalance in real-time.
| Model | Rated Capacity | Dimensions (W×D×H) mm | Weight | Cooling Requirement | Applications |
|---|---|---|---|---|---|
| EXAPF-H100/15A | 15A | 320×400×125 | 12kg | ≥80m³/h | Small commercial, Office buildings |
| EXAPF-H100/25A | 25A | 320×400×125 | 15kg | ≥120m³/h | Medium commercial, Light industrial |
| EXAPF-H100/50A | 50A | 500×559×210 | 45kg | ≥200m³/h | Industrial facilities, Manufacturing |
| EXAPF-H100/75A | 75A | 500×559×210 | 53kg | ≥350m³/h | Heavy industry, Data centers |
| EXAPF-H100/100A | 100A | 500×559×210 | 55kg | ≥500m³/h | Large facilities, Utility applications |
Performance Specifications:
- Harmonic Filtering Range: 2nd to 50th order harmonics
- Response Time: ≤5ms
- Compensation Effect (THDi): ≤5% (with sufficient capacity)
- Power Factor Improvement: ≥0.99 after compensation
- Three-phase Unbalance Correction: ≤5% after compensation
- Efficiency: ≥98% at rated load
- Communication Interfaces: RS485, Modbus RTU/TCP, CANopen, Profibus DP
- Operating Temperature: -20°C to +55°C
Applications & Solutions
Comprehensive electrical solutions for diverse industries and applications
Industrial Manufacturing
Power quality solutions for manufacturing facilities with variable speed drives, welding equipment, and large motors that generate harmonics and reactive power.
- Harmonic filtering for VFDs
- Reactive compensation for induction motors
- Voltage stabilization for sensitive equipment
Commercial Buildings
Energy efficiency and power quality solutions for office buildings, shopping malls, hotels, and other commercial facilities with non-linear loads.
- Power factor correction for lighting systems
- Harmonic mitigation for IT equipment
- Energy monitoring and management
Healthcare Facilities
Reliable power quality solutions for hospitals, clinics, and medical facilities where clean power is critical for sensitive medical equipment.
- Voltage regulation for imaging equipment
- Harmonic filtering for lab equipment
- UPS system support
Renewable Energy
Grid integration solutions for solar PV systems, wind turbines, and energy storage systems to ensure power quality and grid code compliance.
- Harmonic filtering for inverters
- Reactive power support for grid stability
- Power factor correction for generation systems
Industry-Specific Challenges & Solutions
| Industry | Common Power Quality Issues | HZM Solutions | Benefits Achieved |
|---|---|---|---|
| Automotive Manufacturing | Harmonics from robotic welders, voltage sags from large motors, poor power factor | EXAPF Active Filters, EXVAR Capacitor Banks, EXCON Controllers | Improved equipment reliability, reduced downtime, energy cost savings up to 25% |
| Data Centers | Harmonic distortion from UPS systems, poor power factor, voltage fluctuations | EXAPF Harmonic Filters, EXS Circuit Breakers, Power Monitoring Systems | Improved PUE, reduced cooling costs, enhanced equipment lifespan |
| Water Treatment Plants | Harmonics from variable frequency drives, poor power factor from large pumps | EXAPF Active Filters, EXVAR Capacitors, EXRE Reactors | Reduced energy consumption, improved motor performance, lower utility penalties |
| Commercial Real Estate | Poor power factor from lighting and HVAC, harmonic distortion from office equipment | EXVAR Smart Capacitors, EXAPF Filters, Energy Management Systems | Reduced energy bills, improved tenant comfort, LEED certification points |
| Healthcare Facilities | Voltage fluctuations affecting sensitive equipment, harmonics from medical devices | EXAPF Active Filters, Voltage Stabilizers, Power Conditioning Units | Reliable operation of medical equipment, reduced equipment failures, patient safety |
Energy Savings
HZM power quality solutions typically achieve 10-30% energy savings by improving power factor, reducing harmonic losses, and optimizing system efficiency.
Equipment Protection
By eliminating harmonics, stabilizing voltage, and improving power quality, HZM solutions extend the lifespan of electrical equipment and reduce maintenance costs.
System Reliability
Improved power quality reduces downtime, prevents nuisance tripping, and ensures reliable operation of critical equipment and processes.
