ERD-40.5/1250-25B Vacuum Interrupter
**Rated Current:** This interrupter supports a continuous current rating of 1250 A, making it suitable for various operational needs under standard conditions.
**Tripping Capacity:** With a robust tripping capacity, the ERD-40.5/1250-25B can effectively cut off fault currents up to 25 kA, providing enhanced protection for electrical systems.
**Tripping Time:** The device features a swift tripping time, ensuring immediate disconnection to prevent damage during fault conditions.
**Operation Mode:** Available in manual and electric operation modes, the interrupter offers versatility for different operational preferences.
**Distance:** The minimum distance between contacts after disconnection is designed for optimal safety and reliability during operation.
**Delivery:** The ERD-40.5/1250-25B is available for shipment via air, sea, or land, depending on your logistical requirements.
**Packaging:** Each unit is securely packaged in durable outer packaging to ensure safe transit and delivery.
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ERD-40.5/1250-25B Vacuum Interrupter Introduction
The ERD-40.5/1250-25B Vacuum Interrupter is a high-performance component engineered to enhance the efficiency and safety of electrical systems. As a crucial part of the circuit breaker mechanism, this interrupter plays a vital role in ensuring reliable protection for medium and high-voltage applications.
Manufactured by Shaanxi Huadian Electric Co., Ltd., a trusted name in the industry, this vacuum interrupter is built with precision and quality, making it suitable for use in power plants, railways, mining, and urban grid systems. With our ISO9001:2000 certified production processes and cutting-edge facilities, we deliver products that meet global standards.
Product Features and Advantages
- High Reliability: The ERD-40.5/1250-25B offers exceptional durability and reliability, with a long lifespan and consistent performance, even under high-voltage conditions.
- Efficient Arc Extinguishing: Utilizing vacuum technology, this interrupter ensures fast and efficient arc extinguishing, reducing wear and tear and prolonging the circuit breaker’s service life.
- Low Maintenance: With minimal moving parts and robust design, it requires little maintenance, saving operational costs over time.
- Environmentally Friendly: Unlike gas-based interrupters, vacuum interrupters have no risk of gas leakage, making them safer for both the environment and the workplace.
Product Structure
The ERD-40.5/1250-25B Vacuum Interrupter consists of several key components:
- Vacuum Chamber: This is the core of the interrupter where the arc is extinguished. It is hermetically sealed to ensure no external contamination.
- Contacts: Made from high-quality materials to ensure excellent conductivity and durability, the contacts are designed for long-term usage in high-voltage environments.
- Bellows: The metal bellows provide mechanical flexibility, allowing the contacts to open and close while maintaining the vacuum.
- Insulating Support: This structure ensures the integrity of the interrupter by providing physical and electrical insulation between the components.
Main Technical Parameters
- Rated Voltage: 40.5kV
- Rated Current: 1250A
- Rated Short-Circuit Breaking Current: 25kA
- Rated Power Frequency Withstand Voltage: 95kV
- Rated Impulse Withstand Voltage: 185kV
- Mechanical Endurance: 30,000 operations
Product Use Conditions
The ERD-40.5/1250-25B Vacuum Interrupter is designed to operate under the following conditions:
- Ambient Temperature: -30°C to +40°C
- Altitude: Up to 1,000 meters above sea level
- Relative Humidity: Less than 90%
- Installation Environment: Suitable for both indoor and outdoor use in clean, dry environments, free from explosive or corrosive gases.
Product Application Scope and Field
This vacuum interrupter is ideal for a variety of high-demand applications, including:
- Power Plants: Enhancing the reliability and efficiency of power distribution systems.
- Railways: Ensuring safety and consistent power supply in railway electrification.
- Metallurgy and Mining: Providing reliable protection in industries where high-voltage equipment is used extensively.
- Urban and Rural Grid Systems: Improving the stability of electrical grids, especially during load fluctuations or network expansions.
OEM Services
At Shaanxi Huadian Electric Co., Ltd., we offer flexible OEM services to meet the unique needs of our clients. Whether you require custom designs, specific performance parameters, or private labeling, our experienced R&D team will work closely with you to develop a solution that matches your requirements. We also provide full technical support throughout the process to ensure seamless integration of our products into your systems.
FAQ
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What is the lifespan of the ERD-40.5/1250-25B Vacuum Interrupter?
The product is designed to last for over 30,000 operations under normal operating conditions, ensuring long-term reliability. -
Can this vacuum interrupter be used in outdoor environments?
Yes, the ERD-40.5/1250-25B is suitable for both indoor and outdoor applications, provided the installation environment is clean and dry. -
What maintenance is required for this vacuum interrupter?
Thanks to its robust design, the vacuum interrupter requires minimal maintenance. Routine inspections for mechanical integrity are recommended. -
Is this product compliant with international standards?
Yes, the ERD-40.5/1250-25B is manufactured in compliance with ISO9001:2000 standards and meets all relevant global certification requirements. -
Can I order custom specifications?
Yes, we offer OEM services to customize the interrupter according to your specific needs.
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Contact Us
For more information or to place an order for the ERD-40.5/1250-25B Vacuum Interrupter, feel free to reach out to us at austinyang@hdswitchgear.com/rexwang@hdswitchgear.com/pannie@hdswitchgear.com. We look forward to collaborating with you to deliver high-quality, reliable electrical components tailored to your project needs.
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