Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
ZW30A-40.5 Outdoor High Voltage Vacuum Circuit Breaker: 40.5kV 10000 mechanical life, SF6 auxiliary insulation, 630A capacitor switching no re-ignition, spring mechanism remote control, up to 12 CT, out-of-step breaking, oil-free operation, frequent operation, power transmission/transformation.
Advanced ZW30A-40.5 Vacuum Circuit Breaker Series: Three-phase AC 50Hz high-voltage switchgear rated 40.5kV mainly used for control and protection of power transmission and transformation systems, suitable for normal operation and short-circuit protection of urban/rural power grids and industrial/mining enterprises, especially suitable for frequent operations when connecting circuit breakers and switching capacitor banks, equipped with CT17-IVB spring energy storage operating mechanism enabling remote control electric energy storage/closing/opening operations and manual on-site energy storage/opening/closing operations, developed based on ZW30-40.5 outdoor SF6 circuit breaker with external current transformer and CT17 spring mechanism.
SF6 Insulation and 630A Capacitor Switching Features: ZW30A-40.5 adopts vacuum arc extinguishing chamber using SF6 gas as auxiliary insulation medium with spring operating mechanism achieving complete oil-free operation, excellent breaking performance with 20 times electrical life, breaks single capacitor bank current 630A without re-ignition, long mechanical life up to 10000 times with reliable action/frequent operation/low noise, out-of-step breaking capability usable as contact circuit breaker, up to 12 CT attachable according to user requirements, beautiful appearance with strong anti-corrosion ability/simple structure/long maintenance cycle/easy maintenance, providing reliable oil-free vacuum circuit breaking solution for 40.5kV power transmission/transformation systems with SF6 insulation and 630A capacitor switching capability.
| ZW30A-40.5 Outdoor High Voltage Vacuum Circuit Breaker Specifications | Parameter | Unit |
|---|---|---|
| Brand | Bepto Insulation Systems | – |
| Model Number | ZW30A-40.5 | – |
| Product Type | Outdoor High Voltage Vacuum Circuit Breaker (40.5kV 10000 Mechanical Life SF6 Insulation VCB) with 630A Capacitor Switching and Up to 12 CT for Power Transmission/Transformation Systems | – |
| Core Technology | Three-Phase AC 50Hz High-Voltage Switchgear + CT17-IVB Spring Energy Storage Operating Mechanism + Remote Control Electric Energy Storage/Closing/Opening + Manual On-Site Energy Storage/Opening/Closing + External Current Transformer + CT17 Spring Mechanism + Vacuum Arc Extinguishing Chamber + SF6 Gas Auxiliary Insulation Medium + Complete Oil-Free Operation + Excellent Breaking Performance + 20 Times Electrical Life + 630A Capacitor Bank Current Breaking Without Re-ignition + 10000 Mechanical Life + Reliable Action + Frequent Operation + Low Noise + Out-of-Step Breaking Capability + Contact Circuit Breaker + Up to 12 CT Attachable + Beautiful Appearance + Strong Anti-Corrosion Ability + Simple Structure + Long Maintenance Cycle + Easy Maintenance | – |
| Rated Voltage | 40.5 | kV |
| Rated Frequency | 50 | Hz |
| Phases | Three-Phase | – |
| Installation Type | Outdoor | – |
| Current Type | AC (Alternating Current) | – |
| High-Voltage Switchgear | Yes (Three-Phase AC 50Hz High-Voltage Switchgear) | – |
| Power Transmission and Transformation Systems | Yes (Mainly Used for Control and Protection of 40.5kV Power Transmission and Transformation Systems) | – |
| Control and Protection | Yes (Control and Protection) | – |
| Normal Operation | Yes (Normal Operation of Urban/Rural Power Grids and Industrial/Mining Enterprises) | – |
| Short-Circuit Protection | Yes (Short-Circuit Protection of Urban/Rural Power Grids and Industrial/Mining Enterprises) | – |
| Urban/Rural Power Grids | Yes (Urban and Rural Power Grids) | – |
| Industrial/Mining Enterprises | Yes (Industrial and Mining Enterprises) | – |
| Connecting Circuit Breakers | Yes (Connecting Circuit Breakers) | – |
| Switching Capacitor Banks | Yes (Switching Capacitor Banks) | – |
| Frequent Operations | Yes (Especially Suitable for Places with Frequent Operations) | – |
| CT17-IVB Spring Energy Storage Operating Mechanism | Yes (Equipped with CT17-IVB Type Spring Energy Storage Operating Mechanism) | – |
| Remote Control Electric Energy Storage | Yes (Remote Control Electric Energy Storage) | – |
| Remote Control Electric Closing | Yes (Remote Control Electric Closing) | – |
| Remote Control Electric Opening | Yes (Remote Control Electric Opening Operations) | – |
| Manual On-Site Energy Storage | Yes (Manual On-Site Energy Storage) | – |
| Manual Opening and Closing | Yes (Manual Opening and Closing Operations) | – |
| Based on ZW30-40.5 SF6 Circuit Breaker | Yes (Developed Based on ZW30-40.5 Outdoor High-Voltage SF6 Circuit Breaker) | – |
| External Current Transformer | Yes (External Current Transformer) | – |
| CT17 Spring Mechanism | Yes (Equipped with CT17 Spring Operating Mechanism) | – |
| Three-Pole Body Common Chassis | Yes (Three-Pole Body Installed on Common Chassis) | – |
| Operating Mechanism Center Location | Yes (Operating Mechanism Located in Center Below Chassis) | – |
| Current Transformer Bracket | Yes (Current Transformer Bracket Installed on Chassis) | – |
| Outdoor Independent Current Transformer | Yes (Outdoor Independent Current Transformer Placed on Top) | – |
| Three Poles Mechanical Linkage | Yes (Three Poles of Circuit Breaker Operate in Mechanical Linkage) | – |
| Gas Connection Between Poles | Yes (Gas Between Poles Connected with Copper Tubes) | – |
| Arc Extinguishing Chamber Upper Porcelain Sleeve | Yes (Arc Extinguishing Chamber Located in Upper Porcelain Sleeve) | – |
| Vacuum Arc Extinguishing Chamber Principle | Yes (Adopts Principle of Vacuum Arc Extinguishing Chamber) | – |
| Well-Known Manufacturers Products | Yes (Vacuum Arc Extinguishing Chamber Made of Products from Well-Known Manufacturers) | – |
| Vacuum Arc Extinguishing Chamber | Yes (Adopts Vacuum Arc Extinguishing Chamber) | – |
| SF6 Gas Auxiliary Insulation Medium | Yes (Uses SF6 Gas as Auxiliary Insulation Medium) | – |
| Spring Operating Mechanism | Yes (Equipped with Spring Operating Mechanism) | – |
| Complete Oil-Free Operation | Yes (Achieve Complete Oil-Free Operation) | – |
| Excellent Breaking Performance | Yes (Excellent Breaking Performance) | – |
| 20 Times Electrical Life | Yes (Long Electrical Life of 20 Times) | – |
| 630A Capacitor Bank Current Breaking | Yes (Can Break Single Capacitor Bank Current of 630A) | – |
| No Re-ignition | Yes (Without Re-ignition) | – |
| 10000 Mechanical Life | Up to 10000 Times | Times |
| Reliable Action | Yes (Reliable Action) | – |
| Frequent Operation | Yes (Frequent Operation) | – |
| Low Noise | Yes (Low Noise) | – |
| Out-of-Step Breaking Capability | Yes (Has Out-of-Step Breaking Capability) | – |
| Contact Circuit Breaker | Yes (Can Be Used as Contact Circuit Breaker) | – |
| Up to 12 CT Attachable | Yes (According to User Requirements, No CT or Up to 12 CTs Can Be Attached) | – |
| No CT Option | Yes (No CT Option Available) | – |
| Beautiful Appearance | Yes (Beautiful Appearance) | – |
| Strong Anti-Corrosion Ability | Yes (Strong Anti-Corrosion Ability) | – |
| Simple Structure | Yes (Simple Structure) | – |
| Long Maintenance Cycle | Yes (Long Maintenance Cycle) | – |
| Easy Maintenance | Yes (Easy Maintenance) | – |
| Key Advantages | 10000 Mechanical Life, SF6 Auxiliary Insulation, 630A Capacitor Switching No Re-ignition, Spring Mechanism Remote Control, Manual Operations, Up to 12 CT, Out-of-Step Breaking, Oil-Free Operation, 20 Times Electrical Life, Frequent Operation, Low Noise, Beautiful Appearance, Anti-Corrosion, Easy Maintenance | – |
| Primary Applications | 40.5kV Power Transmission and Transformation Systems Control/Protection, Urban/Rural Power Grids Normal Operation/Short-Circuit Protection, Industrial/Mining Enterprises, Connecting Circuit Breakers, Switching Capacitor Banks, Frequent Operations, Remote Control, Out-of-Step Breaking | – |
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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Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
