Description
Siemens 3AY1715-6L VS30041 Product Description
Product Overview
Siemens 3AY1715-6L VS30041 is a high-voltage vacuum interrupter component designed for Siemens medium-voltage vacuum circuit breaker systems. It is a key switching element used in Siemens 3AH series indoor vacuum circuit breakers, providing reliable arc extinguishing and electrical isolation functions in medium-voltage power distribution applications. The Siemens 3AY1715-6L VS30041 vacuum interrupter uses advanced vacuum switching technology to achieve fast arc extinction, high dielectric strength, and long mechanical service life, making it suitable for demanding industrial and utility power systems.
The Siemens 3AY1715-6L VS30041 is installed as the core interrupting unit inside medium-voltage vacuum circuit breakers, where it performs the critical function of opening and closing high-voltage circuits under normal operating conditions as well as interrupting fault currents during short-circuit events. Its vacuum arc extinguishing chamber design eliminates the need for traditional oil or gas insulation media, improving operational safety and reducing maintenance requirements.
Designed for reliable operation in industrial power distribution environments, Siemens 3AY1715-6L VS30041 provides excellent switching performance, high short-circuit breaking capability, and stable insulation characteristics. It is widely used in substations, manufacturing plants, power generation facilities, mining systems, and large industrial electrical networks where dependable medium-voltage protection is essential.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | 3AY1715-6L VS30041 |
| Manufacturer | Siemens |
| Product Type | Vacuum Interrupter / Vacuum Switching Chamber |
| Application System | Siemens 3AH Series Medium Voltage Vacuum Circuit Breakers |
| Rated Voltage | 12 kV class |
| Rated Frequency | 50/60 Hz |
| Vacuum Medium | High vacuum arc extinguishing chamber |
| Rated Continuous Current | Up to 3200 A (depending on breaker configuration) |
| Rated Short-Circuit Breaking Current | Up to 31.5 kA |
| Power Frequency Withstand Voltage | 42 kV (1 minute) |
| Lightning Impulse Withstand Voltage | 75 kV |
| Contact Material | Copper-chromium (Cu-Cr) alloy |
| Installation Type | Fixed installation inside vacuum circuit breaker |
| Mechanical Life | Typically ≥10,000 switching operations |
| Operating Temperature | -25°C to +65°C |
| Applicable Standard | IEC 62271 series |
Main Features and Advantages
High-performance vacuum arc extinction technology:
The core advantage of Siemens 3AY1715-6L VS30041 is its vacuum switching technology. The high vacuum environment inside the interrupter allows electrical arcs to extinguish quickly when contacts separate, minimizing contact erosion and ensuring reliable interruption of medium-voltage fault currents.
Excellent insulation performance:
Siemens 3AY1715-6L VS30041 provides high dielectric strength after current interruption. The vacuum insulation medium offers superior electrical isolation compared with traditional switching technologies, helping improve the safety and reliability of medium-voltage distribution systems.
3AY1715-6L
High short-circuit interruption capability:
Designed for demanding power applications, Siemens 3AY1715-6L VS30041 can withstand severe electrical fault conditions and interrupt high short-circuit currents. This capability protects transformers, motors, generators, and other critical electrical equipment from damage caused by abnormal current events.
Long service life and low maintenance requirements:
Because Siemens 3AY1715-6L VS30041 uses sealed vacuum technology, it requires significantly less maintenance compared with oil circuit breaker components. The sealed structure prevents contamination and degradation of the arc extinguishing medium, improving long-term reliability.
Excellent compatibility with Siemens circuit breakers:
Siemens 3AY1715-6L VS30041 is specifically designed for Siemens medium-voltage vacuum circuit breaker assemblies, ensuring accurate mechanical fit, electrical compatibility, and reliable switching performance. This makes it an ideal replacement component for maintenance and refurbishment projects.
Enhanced operational safety:
The vacuum interrupter design of Siemens 3AY1715-6L VS30041 eliminates the risks associated with oil leakage and gas handling. It provides a cleaner, safer solution for industrial power distribution systems while supporting environmentally friendly operation.
Application Areas
Siemens 3AY1715-6L VS30041 is mainly used in medium-voltage electrical distribution and protection systems where reliable switching and fault interruption are required.
In industrial power plants, Siemens 3AY1715-6L VS30041 is installed in medium-voltage switchgear systems protecting transformers, motors, generators, and auxiliary power equipment. Its fast interruption capability helps maintain electrical system stability during faults.
In manufacturing facilities, Siemens 3AY1715-6L VS30041 supports reliable power distribution for heavy machinery, production lines, and large motor-driven equipment. It helps ensure continuous operation by providing dependable circuit protection.
In utility substations, Siemens 3AY1715-6L VS30041 is used in medium-voltage switchgear applications for power transmission and distribution networks. Its high insulation strength and breaking capacity make it suitable for critical grid infrastructure.
In mining, metallurgy, oil and gas, and petrochemical industries, Siemens 3AY1715-6L VS30041 provides reliable protection for electrical systems operating under harsh industrial conditions. It helps protect valuable assets from electrical faults and improves overall system availability.
Related Products
- Siemens 3AH Series Vacuum Circuit Breaker: Main circuit breaker family compatible with 3AY1715-6L VS30041 vacuum interrupters.
- Siemens 3AY1715-1M VS30041: Alternative vacuum interrupter model with similar application for Siemens MV breakers.
- Siemens 3AY1510 Series Vacuum Interrupter: Related Siemens medium-voltage switching component.
- Siemens 3AH4 Vacuum Circuit Breaker: Indoor vacuum breaker platform using 3AY1715-6L VS30041.
- Siemens NXPLUS C Switchgear System: Medium-voltage switchgear platform using Siemens vacuum switching technology.
- Siemens 8DA/8DB Switchgear Series: Siemens medium-voltage distribution equipment family.
- Siemens SIPROTEC Protection Relays: Protection devices commonly applied with Siemens MV circuit breakers.
- Siemens Medium Voltage Switchgear Components: Complete range of MV protection and switching equipment.
