Chbeb Customized Indoor Vacuum Circuit Breaker for 10kv and 11kv Applications

• 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 for seamless integration with the KYN61-40.5(Z) switchgear, embodying the pinnacle of modern power supply and distribution technology. Fully compliant with the GB1984-2003 standards, this versatile circuit breaker is available in several configurations, including vacuum circuit breaker trucks, isolation trucks, and fuse trucks. Perfectly suited for use in industrial facilities, power plants, and substations, it adeptly manages load currents, handles overloads, and provides robust short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • Embracing a sophisticated compound insulation design, the circuit breaker meets stringent air clearance and creepage distance criteria under standard operating conditions. This innovation significantly reduces the overall dimensions of the VCB while maintaining an aesthetically pleasing, sleek appearance.

2. Enhanced Operating Mechanism:

   • Meticulously crafted for the ZN85-40.5, the operating mechanism exudes reliability, boasting an extended service life with minimal maintenance demands. Its maintenance-free nature ensures substantially reduced operational expenses, empowering users with an efficient solution.

3. User-Friendly Truck Mechanism:

   • Featuring a sophisticated screw rod and nut push-in mechanism, the circuit breaker truck guarantees effortless insertion and withdrawal from the panel. With an advanced mechanical interlock system conforming to the "Five Preventions" safety standard, it promises secure and reliable operation even in challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Ideally suited for installations up to 1000 meters; for sites exceeding this altitude, please engage with us for tailored 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: Engineered to endure earthquake forces up to 8 degrees.
• Installation Environment: Designed for venues devoid of fire threats, explosion risks, significant pollution, chemical aggression, and severe vibrations.

Product Features

1. Innovative Extinguishing Chamber:

   • Strategically positioned with an upper extinguishing chamber, the vacuum circuit breaker simplifies maintenance and operation. The thoughtful arrangement of internal components allows for straightforward adjustments and troubleshooting.

2. Advanced Composite Insulation:

   • Incorporating a mix of air and advanced organic insulation materials, the breaker achieves a compact, lightweight structure with superior dielectric strength and unmatched reliability.

3. Versatile Vacuum Arcing Chamber:

   • The ZN85-40.5 accommodates vacuum arcing chambers from esteemed manufacturers like Cutler Hammer (USA) and ZD (domestic). Both options employ longitudinal magnetic field arc-extinguishing technology, ensuring superior arc disruption with minimal chopping current.

4. Low-Maintenance Spring Operating Mechanism:

   • Experience unrivaled durability and performance with our breaker, boasting a state-of-the-art spring mechanism that effortlessly supports up to 10,000 operations without the need for maintenance. This remarkable feature ensures unwavering performance, minimizing downtime and maximizing efficiency for your operations.

5. Innovative Power-Efficient Screw Propulsion Mechanism:

   • Our groundbreaking screw propulsion system guarantees exceptionally smooth and energy-efficient operation, coupled with trustworthy self-locking capabilities. This sophisticated technology enhances operational safety and stability, providing peace of mind for your industrial applications.

The ZN85-40.5 Indoor Vacuum Circuit Breaker represents a robust and high-performance solution meticulously crafted for the demanding requirements of contemporary industrial power distribution. It delivers outstanding protection, efficient operation, and effortless maintenance, tailored to meet the needs of modern infrastructure.

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