Customizable OEM 40.5kv High Voltage Indoor Vacuum Circuit Breaker

• 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 is engineered to seamlessly integrate with the KYN61-40.5(Z) switchgear, showcasing the pinnacle in power supply and distribution technology. This state-of-the-art product aligns with the GB1984-2003 standard and offers a range of options such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. It's perfectly suited for industrial facilities, power plants, and substations, adeptly managing load currents, overloads, and providing robust short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • The circuit breaker boasts a compound insulation design, adhering to air clearance and creepage distance standards under normal conditions. This not only minimizes the VCB's overall size but also ensures a sleek, modern aesthetic.

2. Enhanced Operating Mechanism:

   • Exclusively tailored for the ZN85-40.5, this operating mechanism is synonymous with reliability, offering an extensive service life with negligible maintenance. Its maintenance-free nature translates to significant cost savings over time.

3. User-Friendly Truck Mechanism:

   • Equipped with an intuitive screw rod and nut push-in mechanism, the circuit breaker truck allows effortless insertion and withdrawal. The mechanical interlock system upholds the "Five Preventions" safety standards, guaranteeing secure operations even in challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Optimized for altitudes up to 1000 meters. For installations above this level, special requirements can be accommodated with ease.
• Humidity:
  • Daily average humidity: ≤95%
  • Monthly average humidity: ≤90%
• Saturated Vapor Pressure:
  • Daily average: ≤2.2 kPa
  • Monthly average: ≤1.8 kPa
• Seismic Resistance: Engineered to endure earthquake intensities up to 8 degrees.
• Installation Environment: Ideally suited for areas devoid of fire hazards, explosion risks, severe pollution, chemical corrosion, and intense vibration.

Product Features

1. Innovative Extinguishing Chamber:

   • Featuring an upper-positioned extinguishing chamber, the vacuum circuit breaker is designed for ease of maintenance and operation. The strategic arrangement of internal components simplifies both adjustments and troubleshooting.

2. Advanced Composite Insulation:

   • Employing a blend of air and organic insulation materials, the breaker achieves a compact, lightweight structure with outstanding dielectric strength and reliability.

3. Versatile Vacuum Arcing Chamber:

   • This circuit breaker can accommodate vacuum arcing chambers from esteemed manufacturers like Cutler Hammer (USA) and ZD (domestic). Both options utilize longitudinal magnetic field arc-extinguishing technology for efficient arc interruption with minimal chopping current.

4. Low-Maintenance Spring Operating Mechanism:

   • The breaker's spring mechanism is designed to endure up to 10,000 operations without the need for maintenance, ensuring consistent performance and reduced downtime.

5. Power-Efficient Screw Propulsion Mechanism:

   • Experience unparalleled efficiency with our innovative screw propulsion system! Specifically engineered to deliver a seamlessly smooth and energy-efficient operation, this system boasts reliable self-locking capabilities. It significantly enhances operational safety and stability, making it an ideal choice for those seeking superior performance and dependability.

The ZN85-40.5 Indoor Vacuum Circuit Breaker stands as a robust and high-performance marvel, precisely crafted to meet the demands of contemporary industrial power distribution. This exceptional solution not only promises reliable protection but also ensures efficient operation and hassle-free maintenance, making it the go-to choice for modern infrastructures.

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