
Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
ZW43-12 Outdoor High Voltage Vacuum Circuit Breaker: 12kV miniaturized compact VCB, ZW32 miniaturized product, load/overload/short-circuit current breaking, urban/rural power distribution, three-phase AC 50Hz, outdoor high-voltage switchgear.
Advanced ZW43-12 Miniaturized Vacuum Circuit Breaker Series: Outdoor high-voltage vacuum circuit breaker rated 12kV three-phase AC 50Hz, miniaturized product of ZW32 circuit breaker providing compact design with reduced size while maintaining excellent performance, outdoor high-voltage switchgear suitable for breaking and closing load current, overload current and short-circuit current of urban or rural power distribution systems, compact miniaturized design enabling space-saving installation in limited spaces, lightweight construction facilitating easy transportation and handling, ideal for urban power distribution networks requiring compact switchgear solutions and rural power distribution systems with space constraints.
Miniaturized Compact Design Features: ZW43-12 incorporates miniaturized compact design based on proven ZW32 circuit breaker technology delivering reduced footprint and weight while maintaining reliable breaking performance, suitable for breaking load current in normal operation, overload current during abnormal conditions and short-circuit current during fault conditions, three-phase AC 50Hz outdoor high-voltage switchgear rated 12kV providing comprehensive protection for urban or rural power distribution systems, compact size enabling installation in space-constrained locations including urban substations, rural distribution points and pole-mounted applications, providing reliable miniaturized vacuum circuit breaking solution for 12kV urban and rural power distribution networks requiring compact high-performance switchgear.

| ZW43-12 Outdoor High Voltage Vacuum Circuit Breaker Specifications | Parameter | Unit |
|---|---|---|
| Brand | Bepto Insulation Systems | – |
| Model Number | ZW43-12 | – |
| Product Type | Outdoor High Voltage Vacuum Circuit Breaker (12kV Miniaturized Compact VCB) – Miniaturized Product of ZW32 Circuit Breaker for Urban/Rural Power Distribution Systems | – |
| Core Technology | Miniaturized Design Based on ZW32 Circuit Breaker + Compact Design with Reduced Size + Vacuum Circuit Breaking + Load Current Breaking/Closing + Overload Current Breaking/Closing + Short-Circuit Current Breaking/Closing + Space-Saving Installation + Lightweight Construction + Easy Transportation and Handling + Urban Power Distribution Networks + Rural Power Distribution Systems + Space-Constrained Locations + Pole-Mounted Applications | – |
| Rated Voltage | 12 | kV |
| Rated Frequency | 50 | Hz |
| Phases | Three-Phase | – |
| Installation Type | Outdoor | – |
| Current Type | AC (Alternating Current) | – |
| Miniaturized Product | Yes (Miniaturized Product of ZW32 Circuit Breaker) | – |
| Compact Design | Yes (Compact Design with Reduced Size) | – |
| Reduced Footprint | Yes (Reduced Footprint and Weight) | – |
| Vacuum Circuit Breaking | Yes (Vacuum Circuit Breaking Technology) | – |
| Reliable Breaking Performance | Yes (Maintaining Reliable Breaking Performance) | – |
| Load Current Breaking/Closing | Yes (Suitable for Breaking and Closing Load Current) | – |
| Overload Current Breaking/Closing | Yes (Suitable for Breaking and Closing Overload Current) | – |
| Short-Circuit Current Breaking/Closing | Yes (Suitable for Breaking and Closing Short-Circuit Current) | – |
| Normal Operation | Yes (Breaking Load Current in Normal Operation) | – |
| Abnormal Conditions | Yes (Breaking Overload Current During Abnormal Conditions) | – |
| Fault Conditions | Yes (Breaking Short-Circuit Current During Fault Conditions) | – |
| Urban Power Distribution Systems | Yes (Suitable for Urban Power Distribution Systems) | – |
| Rural Power Distribution Systems | Yes (Suitable for Rural Power Distribution Systems) | – |
| Outdoor High-Voltage Switchgear | Yes (Three-Phase AC 50Hz Outdoor High-Voltage Switchgear) | – |
| Comprehensive Protection | Yes (Comprehensive Protection for Urban or Rural Power Distribution Systems) | – |
| Space-Saving Installation | Yes (Compact Size Enabling Space-Saving Installation) | – |
| Space-Constrained Locations | Yes (Installation in Space-Constrained Locations) | – |
| Urban Substations | Yes (Suitable for Urban Substations) | – |
| Rural Distribution Points | Yes (Suitable for Rural Distribution Points) | – |
| Pole-Mounted Applications | Yes (Suitable for Pole-Mounted Applications) | – |
| Lightweight Construction | Yes (Lightweight Construction Facilitating Easy Transportation and Handling) | – |
| Easy Transportation | Yes (Easy Transportation) | – |
| Easy Handling | Yes (Easy Handling) | – |
| Proven ZW32 Technology | Yes (Based on Proven ZW32 Circuit Breaker Technology) | – |
| Excellent Performance | Yes (Reduced Size While Maintaining Excellent Performance) | – |
| Compact Switchgear Solutions | Yes (Ideal for Urban Power Distribution Networks Requiring Compact Switchgear Solutions) | – |
| Space Constraints | Yes (Rural Power Distribution Systems with Space Constraints) | – |
| Key Advantages | Miniaturized ZW32 Product, Compact Design, Reduced Footprint, Space-Saving Installation, Lightweight Construction, Load/Overload/Short-Circuit Current Breaking, Urban/Rural Distribution, Pole-Mounted Applications, Easy Transportation, Proven Technology, Excellent Performance | – |
| Primary Applications | 12kV Three-Phase AC 50Hz Power Distribution, Urban Power Distribution Networks, Rural Power Distribution Systems, Load/Overload/Short-Circuit Current Breaking/Closing, Space-Constrained Locations, Urban Substations, Rural Distribution Points, Pole-Mounted Applications, Outdoor High-Voltage Switchgear | – |
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.

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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.