OEM 11kv Indoor Vacuum Circuit Breaker Interrupters for Custom 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 the pinnacle of innovation in power supply and distribution equipment. Perfectly engineered for use with KYN61-40.5(Z) switchgear, this circuit breaker meets the GB1984-2003 standard and is available in multiple versatile configurations, such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. It is specifically designed for seamless integration into industrial facilities, power plants, and substations, providing outstanding performance in managing load current, overloads, and short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • The circuit breaker features an ingenious compound insulation design that satisfies air clearance and creepage distance requirements under typical conditions. This innovation minimizes the VCB's dimensions while maintaining an elegant and streamlined exterior.

2. Enhanced Operating Mechanism:

   • Tailored specifically for the ZN85-40.5, the operating mechanism is renowned for its exceptional reliability, extended service life, and negligible maintenance demands. It is virtually maintenance-free, ensuring lower operational costs over its lifespan.

3. User-Friendly Truck Mechanism:

   • Equipped with a screw rod and nut push-in mechanism, the circuit breaker truck allows effortless insertion and removal from the panel. It includes a mechanical interlock system compliant with the 'Five Preventions' safety standards, ensuring secure and reliable operation even in challenging conditions.

Environmental Conditions for Application

• Temperature Range: Ranges from a chilly -15ºC to a warm +40ºC
• Altitude: Perfectly suitable for altitudes up to 1000 meters; for installations at greater heights, please consult us for tailored solutions.
• Humidity:
  • Daily average humidity: not exceeding 95%
  • Monthly average humidity: not exceeding 90%
• Saturated Vapor Pressure:
  • Daily average: not exceeding 2.2 kPa
  • Monthly average: not exceeding 1.8 kPa
• Seismic Resistance: Designed to endure earthquake intensities up to 8 degrees.
• Installation Environment: Optimized for environments devoid of fire hazards, explosive risks, severe pollution, chemical corrosion, and excessive vibrations.

Product Features

1. Innovative Extinguishing Chamber:

   • The vacuum circuit breaker boasts a strategically placed extinguishing chamber for enhanced maintenance ease and operational efficiency. The configuration of its internal components allows for straightforward adjustments and troubleshooting.

2. Advanced Composite Insulation:

   • Utilizing a sophisticated blend of air and organic insulation materials, this breaker is both compact and lightweight, delivering exceptional dielectric strength and reliability.

3. Versatile Vacuum Arcing Chamber:

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

4. Low-Maintenance Spring Operating Mechanism:

   • Experience the unparalleled reliability of our breaker, featuring a sophisticated spring mechanism engineered to withstand up to 10,000 operations without the need for maintenance. This innovation ensures consistent top-tier performance, significantly minimizing downtime and maximizing operational efficiency.

5. Introducing the Power-Efficient Screw Propulsion Mechanism:

   • Our screw propulsion system is designed for optimal performance, providing a smooth and energy-efficient operation. Its dependable self-locking capabilities significantly enhance both safety and stability, ensuring seamless and secure functionality in every application.

The ZN85-40.5 Indoor Vacuum Circuit Breaker stands as a formidable and high-performance solution, meticulously crafted to meet the demands of contemporary industrial power distribution. It ensures unparalleled protection, efficient operation, and straightforward maintenance, making it the ideal choice for industries seeking reliability and excellence.

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