Customized High Voltage Vacuum Interrupters for Indoor Circuit Breaker Solutions

• 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 expertly engineered for integration with the KYN61-40.5(Z) switchgear, heralding the next generation of power supply and distribution solutions. Aligning perfectly with the GB1984-2003 standard, this versatile product comes in multiple configurations, such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. Designed to thrive in industrial settings, power plants, and substations, it excels at managing load current, overloads, and short-circuit protection with unmatched efficiency.

Structural Characteristics

1. Compact and Efficient Design:

   • Embodying a pioneering compound insulation design, this circuit breaker stands out by adhering to stringent air clearance and creepage distance standards under typical operational conditions. This innovation not only minimizes the VCB's dimensions but also ensures a sleek, modern appearance that uplifts the overall aesthetic.

2. Enhanced Operating Mechanism:

   • Tailored specifically for the ZN85-40.5, this operating mechanism showcases exceptional reliability, boasting an extensive service life with minimal upkeep. Remarkably maintenance-free, it promises reduced operational expenditures, offering peace of mind and cost-efficiency.

3. User-Friendly Truck Mechanism:

   • Crafted for effortless use, the circuit breaker truck incorporates a sophisticated screw rod and nut push-in mechanism, facilitating seamless insertion and removal from the panel. Equipped with a robust mechanical interlock system, it adheres to the "Five Preventions" safety standard, ensuring dependable performance even in the most challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Perfectly suited for altitudes up to 1000 meters. For installations beyond this elevation, please reach out for bespoke requirements to ensure optimal performance.
• 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 of up to 8 degrees, providing formidable resilience.
• Installation Environment: Ideally suitable for environments free from fire hazards, explosion risks, severe pollution, chemical corrosion, and significant vibration, ensuring safety and longevity.

Product Features

1. Innovative Extinguishing Chamber:

   • The cutting-edge vacuum circuit breaker features an upper-positioned extinguishing chamber that simplifies maintenance and operation. The strategic layout of internal components enhances ease of adjustment and troubleshooting, optimizing functionality.

2. Advanced Composite Insulation:

   • Employing a sophisticated blend of air and organic insulation materials, this breaker achieves a remarkably compact, lightweight design that offers superior dielectric strength and dependability.

3. Versatile Vacuum Arcing Chamber:

   • The ZN85-40.5 can be seamlessly integrated with vacuum arcing chambers from esteemed manufacturers, such as Cutler Hammer (USA) and ZD (domestic). Both variants incorporate longitudinal magnetic field arc-extinguishing technology, delivering efficient arc interruption while minimizing chopping current.

4. Low-Maintenance Spring Operating Mechanism:

   • This breaker's robust spring mechanism supports up to 10,000 operations, all without the need for maintenance, ensuring unwavering performance and significantly reducing downtime.

5. Power-Efficient Screw Propulsion Mechanism:

   • Discover a cutting-edge screw propulsion system that elevates operational efficiency and smoothness through its energy-efficient design. This system not only enhances safety but also offers dependable self-locking capabilities, ensuring unparalleled operational stability and peace of mind.

The ZN85-40.5 Indoor Vacuum Circuit Breaker stands as a formidable, high-performance solution meticulously crafted to meet the demands of contemporary industrial power distribution. Offering unwavering reliability in protection, seamless efficiency in operation, and straightforward maintenance, this vacuum circuit breaker redefines excellence in power management.

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