Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
ZW17-40.5 Outdoor High Voltage Vacuum Circuit Breaker: 40.5kV 20 times full capacity breaking maintenance-free, high-voltage porcelain sleeve, high precision CT multiple ratios, electromagnetic/spring mechanism, horizontal/central/CT external structures, pollution level III/IV, -30°C to +40°C.
Advanced ZW17-40.5 Vacuum Circuit Breaker Series: Outdoor high-voltage electrical equipment rated 40.5kV three-phase AC 50Hz used for switching load current, overload current and short-circuit current suitable for places with frequent operations, mainly composed of high-voltage porcelain sleeve, vacuum arc extinguishing chamber, transmission system and operating mechanism equipped with electromagnetic or spring operating mechanism, excellent breaking performance with short arcing time, long electrical life with full capacity breaking 20 times without maintenance, reliable insulation with simple structure and high mechanical reliability, outdoor vacuum arc extinguishing chamber providing safety, reliability and long life.
High Precision CT and Multiple Structure Features: ZW17-40.5 incorporates new insulating materials avoiding effects of inflation/oil filling, current transformers with high precision, multiple transformation ratios and multiple levels customizable according to requirements, electromagnetic operation or spring operation mechanisms available, three structures including horizontal type, central type and CT external type providing flexible installation options, operates reliably in altitude ≤1000m, ambient temperature -30°C to +40°C (-40°C special), wind pressure ≤700Pa (35m/s), earthquake intensity ≤8°, pollution level III/IV with creepage ratio 25mm/kV or 31.5mm/kV, providing reliable maintenance-free vacuum circuit breaking solution for 40.5kV frequent operation applications with 20 times full capacity breaking capability.
| ZW17-40.5 Outdoor High Voltage Vacuum Circuit Breaker Specifications | Parameter | Unit |
|---|---|---|
| Brand | Bepto Insulation Systems | – |
| Model Number | ZW17-40.5 | – |
| Product Type | Outdoor High Voltage Vacuum Circuit Breaker (40.5kV 20 Times Full Capacity Breaking Maintenance-Free VCB) with High-Voltage Porcelain Sleeve and High Precision CT for Frequent Operation | – |
| Core Technology | High-Voltage Porcelain Sleeve + Vacuum Arc Extinguishing Chamber + Transmission System + Operating Mechanism + Electromagnetic or Spring Operating Mechanism + Excellent Breaking Performance + Short Arcing Time + Long Electrical Life + 20 Times Full Capacity Breaking Without Maintenance + Reliable Insulation + Simple Structure + High Mechanical Reliability + New Insulating Materials + High Precision CT + Multiple Transformation Ratios + Multiple Levels + Horizontal/Central/CT External Structures | – |
| Rated Voltage | 40.5 | kV |
| Rated Frequency | 50 | Hz |
| Phases | Three-Phase | – |
| Installation Type | Outdoor | – |
| Current Type | AC (Alternating Current) | – |
| High-Voltage Porcelain Sleeve | Yes (High-Voltage Porcelain Sleeve) | – |
| Vacuum Arc Extinguishing Chamber | Yes (Vacuum Arc Extinguishing Chamber) | – |
| Transmission System | Yes (Transmission System) | – |
| Operating Mechanism | Yes (Operating Mechanism) | – |
| Electromagnetic Operating Mechanism | Optional (Can Be Equipped with Electromagnetic Operating Mechanism) | – |
| Spring Operating Mechanism | Optional (Can Be Equipped with Spring Operating Mechanism) | – |
| Excellent Breaking Performance | Yes (Excellent Breaking Performance) | – |
| Short Arcing Time | Yes (Short Arcing Time) | – |
| Long Electrical Life | Yes (Long Electrical Life) | – |
| Full Capacity Breaking | 20 Times Without Maintenance | Times |
| Reliable Insulation | Yes (Reliable Insulation) | – |
| Simple Structure | Yes (Simple Structure) | – |
| High Mechanical Reliability | Yes (High Mechanical Reliability) | – |
| Outdoor Vacuum Arc Extinguishing Chamber | Yes (Outdoor Vacuum Arc Extinguishing Chamber with Safety, Reliability and Long Life) | – |
| Safety | Yes (Safety Advantage) | – |
| Reliability | Yes (Reliability Advantage) | – |
| Long Life | Yes (Long Life Advantage) | – |
| New Insulating Materials | Yes (Use New Insulating Materials to Avoid Effects of Inflation, Oil Filling, etc.) | – |
| Avoid Inflation Effects | Yes (Avoid Effects of Inflation) | – |
| Avoid Oil Filling Effects | Yes (Avoid Effects of Oil Filling) | – |
| Current Transformers | Yes (Current Transformers) | – |
| High Precision CT | Yes (High Precision) | – |
| Multiple Transformation Ratios | Yes (Multiple Transformation Ratios) | – |
| Multiple Levels | Yes (Multiple Levels) | – |
| Electromagnetic Operation | Optional (Electromagnetic Operation Mechanism) | – |
| Spring Operation | Optional (Spring Operation Mechanism) | – |
| Horizontal Type Structure | Yes (Horizontal Type) | – |
| Central Type Structure | Yes (Central Type) | – |
| CT External Type Structure | Yes (CT External Type) | – |
| Three Structures | Yes (Horizontal Type, Central Type and CT External Type) | – |
| Flexible Installation Options | Yes (Three Structures Providing Flexible Installation Options) | – |
| Load Current Switching | Yes (Switching Load Current) | – |
| Overload Current Switching | Yes (Switching Overload Current) | – |
| Short-Circuit Current Switching | Yes (Switching Short-Circuit Current) | – |
| Frequent Operations | Yes (Suitable for Places with Frequent Operations) | – |
| Customizable CT | Yes (Current Transformers Customizable According to Requirements) | – |
| Altitude | ≤1000m (Special Requirements Negotiated Separately) | m |
| Ambient Temperature | -30°C to +40°C (Special Requirement -40°C) | °C |
| Wind Pressure | ≤700Pa (equivalent to wind speed 35m/s) | Pa |
| Earthquake Intensity | ≤8 Degrees | ° |
| Pollution Level | Level III, Level IV | – |
| Creepage Ratio | 25mm/kV, 31.5mm/kV | mm/kV |
| Installation Location | No Risk of Fire or Explosion, No Chemical Corrosion and Frequent Severe Vibration | – |
| No Fire/Explosion Risk | Yes (No Risk of Fire or Explosion) | – |
| No Chemical Corrosion | Yes (No Chemical Corrosion) | – |
| No Severe Vibration | Yes (No Frequent Severe Vibration) | – |
| Key Advantages | 20 Times Full Capacity Breaking, Maintenance-Free, High-Voltage Porcelain Sleeve, Excellent Breaking Performance, Short Arcing Time, Long Electrical Life, Reliable Insulation, High Mechanical Reliability, High Precision CT, Multiple Transformation Ratios, Electromagnetic/Spring Mechanism, Horizontal/Central/CT External Structures, New Insulating Materials, Pollution Level III/IV | – |
| Primary Applications | 40.5kV Three-Phase AC 50Hz, Load/Overload/Short-Circuit Current Switching, Frequent Operations, Pollution Level III/IV Environments, Altitude ≤1000m, -30°C to +40°C, Wind Pressure ≤700Pa, Earthquake Intensity ≤8°, No Fire/Explosion/Corrosion/Vibration | – |
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.
