Customizable Vacuum Interrupters for 40kv Indoor Circuit Protection

• 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 handcart vacuum circuit breaker, a cutting-edge three-phase AC 50Hz device engineered for optimal performance at a rated voltage of 40.5kV. This state-of-the-art breaker is prominently utilized in KYN61-40.5(Z) switchgear. A testament to innovation, it's crafted to elevate efficiency and reliability in contemporary power systems.

Embrace the sophistication of this circuit breaker's upper and lower arrangement structure, meticulously designed to minimize the breaker's depth, ensuring a sleek profile. Nestled within an insulated tube are the main conductive circuit, vacuum interrupter, and dynamic/static conductive connections, all of which are meticulously crafted. Its pioneering composite insulation design smartly partitions the three-phase arc-extinguishing chambers, while the epoxy insulation casings isolate electrified elements, adhering strictly to air gap and creepage distance standards under typical conditions. Every primary electrical connection is steadfastly fixed, delivering unmatched reliability and longevity.

Key Features:

1. Composite Insulation Design: This design is a hallmark of precision, ensuring impeccable compliance with air gap and creepage distance criteria. The configuration is not only compact and logical but also strikingly stylish.
2. Innovative Operating Mechanism: Tailored specifically for this vacuum circuit breaker, the mechanism seamlessly aligns with the vacuum interrupter's characteristics, promising exceptional reliability, a prolonged operational life, and a maintenance-free experience.
3. Flexible Handcart Design: Featuring a user-friendly screw-rod push mechanism, this design allows for effortless panel insertion or withdrawal. With an integrated forced mechanical interlock, it adeptly delivers 'Five Prevention' functions, making it ideal for diverse operational scenarios, including challenging environments.

Detailed Photos

Product Parameters

Operating Environment:

1. Altitude: Designed for altitudes not exceeding 1000m.
2. Ambient Temperature: Operates flawlessly between a maximum of +40°C and a minimum of -15°C.
3. Relative Humidity:
   • Daily average: ≤95%
   • Monthly average: ≤90%
   • Daily average saturated vapor pressure: ≤2.2kPa
   • Monthly average saturated vapor pressure: ≤1.8kPa
4. Seismic Intensity: Rated for seismic intensities up to ≤8 degrees.
5. Installation Conditions: Must be free from risks of fire, explosion, significant vibration, chemical corrosion, or notable pollution.

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 impeccably suited for an array of high-voltage power systems. It offers formidable protection and precise control for power distribution, making it the pinnacle of safe, efficient, and reliable system operations.

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