Customizable 11kv High Voltage Indoor Breaker with Vacuum Interrupters

• 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 a powerhouse of innovation, designed specifically for integration with the KYN61-40.5(Z) switchgear. It embodies the pinnacle of modern advancements in power supply and distribution technology. This cutting-edge product strictly adheres to the GB1984-2003 standard, offering a variety of customizable configurations, such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. Perfectly suited for robust industrial applications, power plants, and substations, this circuit breaker excels at managing load currents, handling overloads, and providing superior short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • Boasting a compact design, the circuit breaker features a sophisticated compound insulation approach. It meets all air clearance and creepage distance requirements under standard operational conditions, reducing its overall dimensions while maintaining a sleek and modern facade.

2. Enhanced Operating Mechanism:

   • Specifically engineered for the ZN85-40.5, the operating mechanism promises unparalleled reliability, extended service life, and remarkably low maintenance requirements. Its maintenance-free nature translates to significant savings in operational costs.

3. User-Friendly Truck Mechanism:

   • Equipped with an innovative screw rod and nut push-in mechanism, the circuit breaker truck ensures seamless, effortless insertion and withdrawal from the panel. Featuring a robust mechanical interlock system, it adheres to the stringent 'Five Preventions' safety standard, ensuring utmost operational security in challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Perfectly suited for altitudes up to 1000 meters. For installations exceeding this elevation, please consult to meet special 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: Designed to withstand earthquake intensities as high as 8 degrees.
• Installation Environment: Ideally suited for environments free from fire hazards, explosion risks, severe pollution, aggressive chemical corrosion, and intense vibration.

Product Features

1. Innovative Extinguishing Chamber:

   • This vacuum circuit breaker features an upper-positioned extinguishing chamber, streamlining maintenance and operational processes. The strategic layout of internal components ensures easy access for adjustments and troubleshooting.

2. Advanced Composite Insulation:

   • Utilizing a sophisticated blend of air and organic insulation materials, the breaker boasts a compact, lightweight design that does not compromise on dielectric strength or reliability.

3. Versatile Vacuum Arcing Chamber:

   • The ZN85-40.5 is compatible with vacuum arcing chambers from renowned manufacturers like Cutler Hammer (USA) and ZD (domestic). Both options incorporate advanced longitudinal magnetic field arc-extinguishing technology, ensuring efficient arc interruption with minimal chopping current.

4. Low-Maintenance Spring Operating Mechanism:

   • The spring mechanism of the breaker is engineered for longevity and excellence, supporting an impressive 10,000 operations without the need for maintenance. This remarkable feature ensures consistent, reliable performance and significantly reduces downtime, providing you with peace of mind and operational efficiency.

5. Power-Efficient Screw Propulsion Mechanism:

   • Our advanced screw propulsion system offers unparalleled smoothness and energy efficiency during operations. It is equipped with reliable self-locking capabilities, which not only enhances operational safety but also ensures stability, making it an indispensable feature for your safety protocols.

The ZN85-40.5 Indoor Vacuum Circuit Breaker is engineered as a robust, high-performance solution specifically crafted to meet the demands of modern industrial power distribution. It provides you with reliable protection, highly efficient operation, and straightforward maintenance, making it the ideal choice for ensuring seamless and safe power distribution in industrial settings.

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