40.5kv Indoor Vacuum Circuit Breaker with Customizable Specifications Available

• 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 with precision for the KYN61-40.5(Z) switchgear, marking a significant leap forward in power supply and distribution technology. This state-of-the-art product adheres to the GB1984-2003 standard and offers a variety of configurations, including vacuum circuit breaker trucks, isolation trucks, and fuse trucks. Perfectly suited for industrial facilities, power plants, and substations, it expertly manages load current, overloads, and provides robust short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • The circuit breaker features a sophisticated compound insulation design, ensuring it meets air clearance and creepage distance requirements under typical operating conditions. This innovation allows for reduced VCB dimensions while maintaining an elegant and streamlined appearance.

2. Enhanced Operating Mechanism:

   • Crafted specifically for the ZN85-40.5, this operating mechanism stands out for its exceptional reliability, extended service life, and minimal maintenance demands. Its design eliminates the need for routine maintenance, significantly reducing operational costs.

3. User-Friendly Truck Mechanism:

   • Equipped with a screw rod and nut push-in mechanism, the circuit breaker truck ensures smooth and effortless panel integration and removal. It incorporates a mechanical interlock system in line with the 'Five Preventions' safety standard, delivering secure operations in challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Suitable for use up to 1000 meters; for installations exceeding 1000 meters, please inquire for custom solutions.
• 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 up to 8 degrees.
• Installation Environment: Ideally suited for environments free from fire hazards, explosion risks, significant pollution, chemical corrosion, and intense vibration.

Product Features

1. Innovative Extinguishing Chamber:

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

2. Advanced Composite Insulation:

   • Integrating a mix of air and organic insulation materials, this breaker boasts a compact, lightweight design, alongside exceptional dielectric strength and 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 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 operating mechanism promises up to 10,000 operations without maintenance, ensuring reliability and minimizing downtime.

5. Revolutionary Power-Efficient Screw Propulsion Mechanism:

   • Experience unparalleled efficiency with our screw propulsion system, designed to provide seamless and energy-conscious operation. Equipped with dependable self-locking capabilities, it significantly enhances operational safety and stability, ensuring smooth and secure functionality.

Introducing the ZN85-40.5 Indoor Vacuum Circuit Breaker — a robust powerhouse designed for the demands of modern industrial power distribution. This high-performance solution offers unmatched reliability, superior protection, and efficient operation while ensuring easy maintenance. Tailored to meet diverse specifications, it is the ideal choice for those seeking dependable and innovative electrical solutions.

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