High Voltage Indoor Vacuum Interrupters for Distribution Needs and Requirements

• 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 ingeniously crafted for integration with the KYN61-40.5(Z) switchgear, showcasing the pinnacle of innovation in power supply and distribution technology. Conforming to the stringent GB1984-2003 standard, this product is available in versatile configurations such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. It is perfectly suited for a wide spectrum of applications, including industrial facilities, power plants, and substations, where it excels in managing load currents, mitigating overloads, and providing robust short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • The circuit breaker features an innovative compound insulation design that meets air clearance and creepage distance requisites under typical operating conditions. This design not only minimizes the VCB's overall dimensions but also ensures a sleek and polished appearance.

2. Enhanced Operating Mechanism:

   • Meticulously engineered for the ZN85-40.5, the operating mechanism exudes high reliability, boasting an extensive service life with negligible maintenance demands. This mechanism is maintenance-free, significantly lowering operational expenses.

3. User-Friendly Truck Mechanism:

   • The circuit breaker truck features a screw rod and nut push-in mechanism, ensuring seamless and hassle-free insertion and withdrawal from the panel. It incorporates a robust mechanical interlock system that adheres to the 'Five Preventions' safety standard, facilitating secure and dependable operation even in the most challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Designed for effective use at altitudes up to 1000 meters. For installations exceeding 1000 meters, please reach out for specific requirements.
• Humidity:
  • Daily average humidity: ≤95%
  • Monthly average humidity: ≤90%
• Saturated Vapor Pressure:
  • Daily average: ≤2.2 kPa
  • Monthly average: ≤1.8 kPa
• Seismic Resistance: Expertly built to endure earthquake intensities up to 8 degrees.
• Installation Environment: Ideally suited for settings devoid of fire hazards, explosion risks, severe pollution, corrosive chemicals, and significant vibrations.

Product Features

1. Innovative Extinguishing Chamber:

   • The vacuum circuit breaker is ingeniously structured with an upper-positioned extinguishing chamber, elevating maintenance and operational ease. The strategic arrangement of internal components simplifies adjustments and troubleshooting.

2. Advanced Composite Insulation:

   • The circuit breaker utilizes an advanced mix of air and organic insulation materials, culminating in a compact and lightweight design that offers outstanding dielectric strength and unwavering reliability.

3. Versatile Vacuum Arcing Chamber:

   • The ZN85-40.5 is adaptable with vacuum arcing chambers from acclaimed manufacturers such as Cutler Hammer (USA) and ZD (domestic). Both variants employ longitudinal magnetic field arc-extinguishing technology, ensuring efficient arc interruption with minimal chopping current.

4. Low-Maintenance Spring Operating Mechanism:

   • The breaker's spring mechanism is engineered to perform up to 10,000 operations without maintenance, guaranteeing consistent and reliable performance with minimized downtime.

5. Revolutionary Power-Efficient Screw Propulsion Mechanism:

   • Crafted for excellence, the screw propulsion system ensures seamless, energy-efficient operation. With its reliable self-locking capabilities, it significantly enhances both operational safety and stability, providing you with peace of mind and dependable performance.

The ZN85-40.5 Indoor Vacuum Circuit Breaker stands as a robust, high-performance solution expertly designed for contemporary industrial power distribution needs. It guarantees reliable protection, streamlines efficient operation, and simplifies maintenance, making it an indispensable asset for your power management requirements.

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