40.5kv Customized Vacuum Circuit Breaker for High Voltage Needs

• 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

Explore the exceptional capabilities of the ZN85-40.5/T Indoor High Voltage Vacuum Circuit Breaker engineered to seamlessly integrate with the KYN61-40.5(Z) switchgear, marking a pinnacle in power supply and distribution technology. Fully compliant with GB1984-2003 standards, this versatile product offers various configurations such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. It is the perfect solution for industrial facilities, power plants, and substations, adeptly managing load currents, overloads, and providing robust short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • Employing a sophisticated compound insulation design, this circuit breaker adheres to air clearance and creepage distance standards, even under normal operating conditions. Consequently, the VCB's compact dimensions are complemented by an elegant, streamlined appearance.

2. Enhanced Operating Mechanism:

   • Tailored for the ZN85-40.5, this operating mechanism promises exceptional reliability, offering an extended service life paired with minimal maintenance requirements. Its maintenance-free nature contributes to significantly reduced operational costs.

3. User-Friendly Truck Mechanism:

   • Featuring a screw rod and nut push-in system, the breaker truck facilitates effortless insertion and removal from the panel. The integrated mechanical interlock system adheres to the stringent “Five Preventions” safety standard, ensuring secure performance even in demanding settings.

Environmental Conditions for Application

• Temperature Range: From a chilly -15ºC to a warm +40ºC
• Altitude: Suitable for elevations up to 1000 meters. For sites above this, please consult for tailored specifications.
• Humidity:
  • Average daily humidity should not exceed 95%.
  • Average monthly humidity should remain below 90%.
• Saturated Vapor Pressure:
  • Daily average must not surpass 2.2 kPa.
  • Monthly average must not exceed 1.8 kPa.
• Seismic Resistance: Resilient to seismic activities up to 8 degrees of intensity.
• Installation Environment: Optimal for environments devoid of fire threats, explosion risks, heavy pollution, aggressive chemical exposure, and severe vibrations.

Product Features

1. Innovative Extinguishing Chamber:

   • Positioned at the top, this vacuum circuit breaker's extinguishing chamber is designed to simplify maintenance and operation. The strategic layout of internal components ensures ease in adjustments and effective troubleshooting.

2. Advanced Composite Insulation:

   • By combining air with organic insulation materials, the breaker achieves a compact, lightweight profile alongside outstanding dielectric strength and unwavering reliability.

3. Versatile Vacuum Arcing Chamber:

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

4. Low-Maintenance Spring Operating Mechanism:

   • Engineered for longevity, the breaker's spring mechanism is capable of up to 10,000 maintenance-free operations, ensuring reliable performance and minimizing downtime.

5. Power-Efficient Screw Propulsion Mechanism:

   • Experience the smooth, seamless, and energy-efficient operation provided by our advanced screw propulsion system. With its exceptional self-locking capabilities, it ensures enhanced operational safety and stability, promising unwavering reliability.

The ZN85-40.5 Indoor Vacuum Circuit Breaker is a robust, high-performance solution meticulously crafted to meet the demanding needs of modern industrial power distribution. It delivers unmatched reliability, superior protection, efficient operation, and ease of maintenance, making it an indispensable asset in your power management toolkit.

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