Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
ZW7-40.5 Outdoor High Voltage Vacuum Circuit Breaker: 40.5kV 10000 mechanical life, maintenance-free, vacuum arc extinguishing, built-in CT 0.2 class, spring/electromagnetic mechanism, condensation controller, load/overload/short-circuit current, anti-pollution, GB1984/IEC56.
Advanced ZW7-40.5 Vacuum Circuit Breaker Series: Outdoor high-voltage vacuum circuit breaker rated 40.5kV AC 50Hz used in three-phase power systems to divide and combine load current, overload current and short-circuit current, complies with GB1984-2003 “AC High-voltage Circuit Breaker” and IEC56 “High-voltage AC Circuit Breaker” standards, using vacuum arc extinguishing with strong breaking capacity, long electrical life and mechanical life up to 10000 times, simple structure with maintenance-free design and long maintenance cycle, good insulation performance and strong anti-pollution ability, equipped with spring or electromagnetic operating mechanism providing reliable mechanical performance with frequent operation capability and no fire/explosion hazards.
Built-in CT and Condensation Controller Features: ZW7-40.5 incorporates built-in current transformer with 0.2 class measurement accuracy, current ratio 50/5-1600/5 with optional complex transformation ratio customizable according to specific requirements, built-in condensation controller keeping circuit breaker operating reliably at certain temperature and humidity preventing moisture-related failures, vacuum arc extinguishing technology ensuring strong breaking capacity and long service life, maintenance-free design eliminating routine maintenance requirements reducing operational costs, anti-pollution capability suitable for polluted environments, spring or electromagnetic operating mechanism enabling frequent operations, providing reliable maintenance-free vacuum circuit breaking solution for 40.5kV three-phase AC 50Hz power systems with built-in CT and condensation controller.
| ZW7-40.5 Outdoor High Voltage Vacuum Circuit Breaker Specifications | Parameter | Unit |
|---|---|---|
| Brand | Bepto Insulation Systems | – |
| Model Number | ZW7-40.5 | – |
| Product Type | Outdoor High Voltage Vacuum Circuit Breaker (40.5kV 10000 Mechanical Life Maintenance-Free VCB) with Built-in CT and Condensation Controller for Three-Phase Power Systems | – |
| Core Technology | Vacuum Arc Extinguishing + Strong Breaking Capacity + Long Electrical Life + 10000 Mechanical Life + Simple Structure + Maintenance-Free Design + Long Maintenance Cycle + Good Insulation Performance + Strong Anti-Pollution Ability + Spring or Electromagnetic Operating Mechanism + Reliable Mechanical Performance + Frequent Operation Capability + No Fire/Explosion Hazards + Built-in Current Transformer 0.2 Class + Optional Complex Transformation Ratio + Built-in Condensation Controller + Temperature and Humidity Control | – |
| Rated Voltage | 40.5 | kV |
| Rated Frequency | 50 | Hz |
| Phases | Three-Phase | – |
| Installation Type | Outdoor | – |
| Current Type | AC (Alternating Current) | – |
| Standards Compliance | GB1984-2003 “AC High-voltage Circuit Breaker” and IEC56 “High-voltage AC Circuit Breaker” | – |
| GB1984-2003 Compliance | Yes (Complies with GB1984-2003 “AC High-voltage Circuit Breaker”) | – |
| IEC56 Compliance | Yes (Complies with IEC56 “High-voltage AC Circuit Breaker”) | – |
| Vacuum Arc Extinguishing | Yes (Using Vacuum Arc Extinguishing) | – |
| Strong Breaking Capacity | Yes (Strong Breaking Capacity) | – |
| Long Electrical Life | Yes (Long Electrical Life) | – |
| Mechanical Life | Up to 10000 Times | Times |
| Simple Structure | Yes (Simple Structure) | – |
| Maintenance-Free | Yes (Maintenance-Free Design) | – |
| Long Maintenance Cycle | Yes (Long Maintenance Cycle) | – |
| Good Insulation Performance | Yes (Good Insulation Performance) | – |
| Strong Anti-Pollution Ability | Yes (Strong Anti-Pollution Ability) | – |
| Spring Operating Mechanism | Optional (Can Be Equipped with Spring Operating Mechanism) | – |
| Electromagnetic Operating Mechanism | Optional (Can Be Equipped with Electromagnetic Operating Mechanism) | – |
| Reliable Mechanical Performance | Yes (Reliable Mechanical Performance) | – |
| Frequent Operation Capability | Yes (Can Be Operated Frequently) | – |
| No Fire/Explosion Hazards | Yes (No Fire and Explosion Hazards) | – |
| Built-in Current Transformer | Yes (Built-in Current Transformer) | – |
| CT Measurement Accuracy | 0.2 Class | – |
| CT Current Ratio | 50/5-1600/5 (Optional Complex Transformation Ratio) | – |
| Optional Complex Transformation Ratio | Yes (Optional Complex Transformation Ratio) | – |
| Built-in Condensation Controller | Yes (Built-in Condensation Controller) | – |
| Temperature and Humidity Control | Yes (Keeps Circuit Breaker Operating Reliably at Certain Temperature and Humidity) | – |
| Moisture-Related Failures Prevention | Yes (Preventing Moisture-Related Failures) | – |
| Load Current Divide/Combine | Yes (Divide and Combine Load Current) | – |
| Overload Current Divide/Combine | Yes (Divide and Combine Overload Current) | – |
| Short-Circuit Current Divide/Combine | Yes (Divide and Combine Short-Circuit Current) | – |
| Three-Phase Power Systems | Yes (Used in Three-Phase Power Systems) | – |
| Strong Breaking Capacity | Yes (Vacuum Arc Extinguishing Technology Ensuring Strong Breaking Capacity) | – |
| Long Service Life | Yes (Vacuum Arc Extinguishing Technology Ensuring Long Service Life) | – |
| Reduced Operational Costs | Yes (Maintenance-Free Design Reducing Operational Costs) | – |
| Polluted Environments | Yes (Anti-Pollution Capability Suitable for Polluted Environments) | – |
| Customizable CT Ratio | Yes (Current Ratio Customizable According to Specific Requirements) | – |
| Key Advantages | 10000 Mechanical Life, Maintenance-Free, Vacuum Arc Extinguishing, Strong Breaking Capacity, Long Electrical Life, Simple Structure, Good Insulation, Anti-Pollution, Spring/Electromagnetic Mechanism, Frequent Operation, No Fire/Explosion, Built-in CT 0.2 Class, Condensation Controller, GB1984/IEC56 Compliance | – |
| Primary Applications | 40.5kV AC 50Hz Three-Phase Power Systems, Load/Overload/Short-Circuit Current Divide/Combine, Polluted Environments, Frequent Operation, Temperature and Humidity Control, GB1984-2003 and IEC56 Standards Compliance | – |
Bepto is a leading Chinese company in electrical insulation, focused on developing advanced solutions for future power systems. We support transmission and distribution safety and growth, with long-term partners including State Grid, ABB, Schneider, Siemens, and GE. Our services reach clients in over 22 countries.
Bepto focuses on the global market and provides our clients with products suitable for the local market:
Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
