High Voltage Indoor Vacuum Circuit Breaker Interrupters for Custom Applications

• Customization: Available
• Breaking Capacity: 10kv /11kv /12kv/ 24kv/33kv/40.5
• Operation: Manual/Electric /Energy-Storage
• Model NO.: Zn85-40.5kv
• Speed: According to Customer Requirements
• Arc-extinguishing Medium: According to Customer Requirements
• Installation: Fixed/Insert
• Structure: Insert
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
• Certification: ISO9001-2000, CE, CQC
• Customizable: OEM/According to Customer Requirements
• Transport Package: Standard Shipping Packing
• Specification: 310*681*638mm
• Trademark: CHBEB
• Origin: China
• HS Code: 8535210000
• Production Capacity: 2000/Month

Product Description

Product Description

General Description

The ZN85-40.5/T Indoor High Voltage Vacuum Circuit Breaker stands as a pinnacle of innovation in power supply and distribution technology, specifically engineered for seamless integration with the KYN61-40.5(Z) switchgear. Conforming meticulously to the GB1984-2003 standard, this versatile product offers a variety of configurations, including vacuum circuit breaker trucks, isolation trucks, and fuse trucks, tailored to meet the diverse needs of industrial facilities, power plants, and substations. It excels in handling load current, overloads, and safeguarding against short-circuits, ensuring reliable and robust protection.

Structural Characteristics

1. Compact and Efficient Design:

   • Crafted with a cutting-edge compound insulation approach, the circuit breaker satisfies air clearance and creepage distance standards under typical operational conditions. This innovative design methodology significantly reduces the VCB's physical footprint while maintaining an elegant and sophisticated appearance.

2. Enhanced Operating Mechanism:

   • Meticulously designed for the ZN85-40.5, the operating mechanism boasts unparalleled reliability, a prolonged service life, and minimal upkeep requirements. Benefitting from a maintenance-free design, it ensures cost-effective operations and peace of mind.

3. User-Friendly Truck Mechanism:

   • Equipped with an innovative screw rod and nut push-in mechanism, the circuit breaker truck offers effortless and smooth insertion and removal from the panel. It integrates a sophisticated mechanical interlock system that aligns with the 'Five Preventions' safety standard, guaranteeing secure and reliable operations in the most challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Engineered for optimal performance at altitudes up to 1000 meters; for installations exceeding this, special requirements can be accommodated upon consultation.
• Humidity:
  • Daily average humidity: ≤95%
  • Monthly average humidity: ≤90%
• Saturated Vapor Pressure:
  • Daily average: ≤2.2 kPa
  • Monthly average: ≤1.8 kPa
• Seismic Resistance: Built to endure seismic forces up to 8 degrees.
• Installation Environment: Designed for deployment in environments devoid of fire hazards, explosion risks, severe pollution, chemical corrosion, and substantial vibrations.

Product Features

1. Innovative Extinguishing Chamber:

   • Featuring an intelligently positioned extinguishing chamber, this vacuum circuit breaker simplifies maintenance and operation. The strategic layout of internal components allows for easy adjustments and troubleshooting, optimizing efficiency.

2. Advanced Composite Insulation:

   • Utilizing an innovative combination of air and organic insulation materials, this breaker achieves a compact, lightweight form, delivering outstanding dielectric strength and unwavering reliability.

3. Versatile Vacuum Arcing Chamber:

   • The ZN85-40.5 is compatible with superior vacuum arcing chambers from esteemed manufacturers like Cutler Hammer (USA) and ZD (domestic). Both variants leverage state-of-the-art longitudinal magnetic field arc-extinguishing technology, ensuring proficient arc interruption with minimal chopping currents.

4. Low-Maintenance Spring Operating Mechanism:

   • Featuring a robust spring mechanism, this breaker supports up to 10,000 operations without maintenance intervention, assuring consistent functionality and minimizing downtime.

5. Power-Efficient Screw Propulsion Mechanism:

   • Experience superior performance with our screw propulsion system! This advanced technology offers a seamless, energy-efficient operation that guarantees reliable self-locking capabilities. It is meticulously designed to enhance your operational safety and stability, ensuring peace of mind in every application.

The ZN85-40.5 Indoor Vacuum Circuit Breaker stands as a robust and high-performance solution, meticulously engineered to cater to the demanding needs of modern industrial power distribution. It offers unparalleled reliability in protection, exceptional efficiency in operation, and an easy-to-maintain design, making it the ideal choice for industries seeking excellence in power management.

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