Customizable 33kv Indoor Circuit Breakers for Tailored Solutions

• Customization: Available
• Breaking Capacity: 10kv /11kv /12kv/ 24kv/33kv/40.5
• Operation: Manual/Electric /Energy-Storage
• Model NO.: VS1(Zn63)
• 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

ZN85-40.5kV Indoor Vacuum Circuit Breaker
Overview:

Introducing the ZN85-40.5/T(3AV3) Indoor Vacuum Circuit Breaker, a state-of-the-art three-phase AC device operating at 50Hz with a rated voltage of 40.5kV. This breakthrough in power technology is expertly crafted for integration with KYN61-40.5(Z) switchgear, marking a new era of power distribution. Designed with precision and innovation, it stands as a beacon of high efficiency and reliability, seamlessly adapting to the demands of modern power systems.

Experience unparalleled efficiency with our circuit breaker's upper and lower arrangement structure, ingeniously minimizing its depth. The internal configuration includes the main conductive circuit, vacuum interrupter, and moving/static conductive connections, all meticulously housed within an insulated tube. Its cutting-edge composite insulation structure ingeniously segregates the three-phase arc-extinguishing chambers and electrified components, utilizing independent epoxy insulation casings. This design meets all air gap and creepage distance standards under typical conditions, ensuring stability and durability. The fixed primary electrical connections further bolster its reliability, making it an enduring choice in power management.

Key Features:

1. Composite Insulation Design: Masterfully engineered to not only meet but exceed air gap and creepage distance requirements, this design optimizes the device's proportions. The compact yet rational layout is also aesthetically pleasing, representing a perfect blend of function and form.
2. Innovative Operating Mechanism: Our unique operating mechanism, tailor-made for this vacuum circuit breaker, seamlessly aligns with the vacuum interrupter's characteristics. It promises unmatched reliability, a prolonged lifespan, and is virtually maintenance-free, redefining convenience and performance.
3. Flexible Handcart Design: Featuring a screw-rod push mechanism, it ensures effortless insertion or withdrawal from panels. The design includes a robust mechanical interlock, delivering 'Five Prevention' functions, making it adaptable to diverse operational environments, even in the most challenging conditions.

Detailed Photos

Product Parameters

Operating Environment:

1. Altitude: Designed for optimal performance at altitudes not exceeding 1000m.
2. Ambient Temperature: Efficiently operates in temperatures ranging from a maximum of +40°C to a minimum of -15°C.
3. Relative Humidity:
   • Engineered to handle daily average relative humidity levels of up to 95%
   • Monthly average: Meticulously designed to manage humidity levels up to 90%
   • Daily average saturated vapor pressure: Up to an impressive 2.2kPa
   • Monthly average saturated vapor pressure: Capable of withstanding up to 1.8kPa
4. Seismic Intensity: Crafted to remain steadfast at seismic intensities of up to 8 degrees.
5. Installation Conditions: Intended for environments devoid of fire, explosion hazards, severe vibrations, chemical corrosion, or substantial pollution, ensuring utmost safety and longevity.

Technical Parameters:

Parameter	Unit	Value
Rated Voltage	kV	40.5
Rated Current	A	1250, 1600, 2000, 2500
Rated Short-Circuit Breaking Current	kA	25, 31.5
Dynamic Current (Peak)	kA	63, 80
4-Second Thermal Current	kA	25, 31.5
Rated Short-Circuit Closing Current (Peak)	kA	63, 80
Mechanical Life	Cycles	10,000
Rated Operating Sequence	-	O-0.3s-CO-180s-CO
Power Frequency Withstand Voltage	kV	95
Lightning Impulse Withstand Voltage (Peak)	kV	185
Rated Single Capacitor Device Current	A	630
Energy Storage Voltage	V	AC/DC 110; 120
Energy Storage Power	W	≤230
Energy Storage Time	s	≤15

Application Areas: The ZN85-40.5kV Indoor Vacuum Circuit Breaker is the quintessential choice for an array of high-voltage power systems. Offering unparalleled protection and control, it serves as an ideal solution for ensuring safe, efficient, and dependable operation across power distribution networks.

Company Profile