12kv High Voltage Indoor Vacuum Circuit Breaker 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 This state-of-the-art circuit breaker is tailored for integration with the KYN61-40.5(Z) switchgear, embodying the pinnacle of innovation in power supply and distribution technology. It adheres to the exacting standards of GB1984-2003, and is available in versatile configurations such as vacuum circuit breaker trucks, isolation trucks, and fuse trucks. Perfectly suited for industrial settings, power generation facilities, and substations, it is adept at managing load currents, handling overloads, and offering robust short-circuit protection.

Structural Characteristics

1. Compact and Efficient Design:

   • Incorporating a cutting-edge compound insulation design, this circuit breaker meets stringent air clearance and creepage distance norms, even under normal operating conditions. This innovation minimizes the device's footprint, while presenting a sleek and modern aesthetic.

2. Enhanced Operating Mechanism:

   • Engineered specifically for the ZN85-40.5 model, the operating mechanism excels in reliability, boasting an extended lifespan with negligible upkeep. Its design eliminates the need for routine maintenance, significantly lowering operational expenses.

3. User-Friendly Truck Mechanism:

   • Outfitted with a screw rod and nut push-in system, the circuit breaker truck facilitates effortless insertion and removal from the panel. Its mechanical interlock adheres to the rigorous "Five Preventions" safety standards, ensuring dependable operation in challenging environments.

Environmental Conditions for Application

• Temperature Range: -15ºC to +40ºC
• Altitude: Optimized for altitudes up to 1000 meters; for installations exceeding this altitude, please consult 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 seismic activities with intensities up to 8 degrees.
• Installation Environment: Ideally suited for environments devoid of fire threats, explosion risks, severe pollution, chemical corrosion, and significant vibrations.

Product Features

1. Innovative Extinguishing Chamber:

   • Featuring an upper-mounted extinguishing chamber, the vacuum circuit breaker simplifies maintenance and operation. Its thoughtfully organized interior components allow for straightforward adjustments and troubleshooting.

2. Advanced Composite Insulation:

   • Utilizing a sophisticated blend of air and organic materials, the breaker achieves a compact and lightweight design with superior dielectric strength and 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 for efficient arc disruption with minimal chopping current.

4. Low-Maintenance Spring Operating Mechanism:

   • The spring operating mechanism of the breaker is designed to endure up to 10,000 operations without necessitating maintenance, ensuring reliable performance and minimizing downtime.

5. Revolutionary Power-Efficient Screw Propulsion Mechanism:

   • Our cutting-edge screw propulsion system ensures a seamless and energy-conserving operation, delivering unparalleled self-locking capabilities that significantly boost safety and operational stability in every application.

The ZN85-40.5 Indoor Vacuum Circuit Breaker stands out as a formidable, high-performance solution meticulously crafted to meet the demands of contemporary industrial power distribution. It guarantees unwavering protection, exceptional operational efficiency, and straightforward maintenance, making it an ideal choice for any setting.

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