12kv High Voltage Vacuum Interrupter Plus

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Energy-storage Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: ACB
• Model NO.: TD-12/630-20(VAC306D)
• Poles Number: 3
• Type: Circuit Breaker
• Certification: ISO9001-2000, CE, CCC
• Power Frequency Withstand Voltage: 42kv
• Lightning Impulse Withstand Voltag: 75kv
• Mechanical Life: 10000 Times
• Rated Clearance Between Open Contacts: 9~11mm
• Rated Contact Stroke: 3~4mm
• Transport Package: Carton
• Specification: VAC306D
• Trademark: VACEM
• Origin: Wenzhou, China

Product Description

Vacuum interrupter for vacuum circuit breaker
TD-12/630-20(VAC306D)
 

General description

Introducing the 12kv High Voltage Vacuum Interrupter Plus - the ultimate solution for all your high voltage needs! This vacuum interrupter is designed to provide you with the best performance and reliability, making it the perfect choice for your industrial applications.
Crafted with precision and expertise, this vacuum interrupter boasts a ceramic insulating shell that ensures maximum insulation and protection. The middle sealing or built-in fixed shielding tube further enhances its durability and safety, making it a reliable choice for all your high voltage needs.
The copper and chromium alloy contact material used in this vacuum interrupter ensures excellent conductivity and resistance to wear and tear. This means that you can rely on it to deliver consistent performance, even in the most demanding environments
With its optimized structure, this vacuum interrupter is designed to provide you with the best possible performance. It is easy to install and maintain, making it a hassle-free choice for your industrial needs.VI is mainly used for VZW8 series MV vacuum circuit breaker. Meets or exceeds the requirement of IEC62271-100 and E2 level in GB1984-2003.

So, whether you're looking for a vacuum interrupter for your power distribution system or for your industrial equipment, the 12kv High Voltage Vacuum Interrupter Plus is the perfect choice. With its exceptional performance and reliability, you can be sure that you're getting the best value for your money. So, why wait? Order yours today and experience the power of the 12kv High Voltage Vacuum Interrupter Plus!   

Main technical parameter

Specification of VI

Parameter item	Unit	Data
Rated voltage	kV	12
Rated current	A	630
Rated frequency	Hz	50/60
Rated short-time power frequency withstand voltage(1 min)	kV	42
Rated lightning impulse withstand voltage	kV	75
Rated short-circuit breaking current	kA	20
Rated peak withstand current	kA	50
Rated short-circuit making current	kA	50
Rated short-time withstand current	kA	20
Rated short-circuit duration	s	4
Rated single capacitor bank breaking current	A	630
Rated back to back capacitor bank breaking current	A	400
Breaking operation of rated short circuit breaking current	times	30
Mechanical life	times	10000
Contact closing force due to bellows and atomsphere	N	90±30
Force required to hold contact open at full stroke	N	150±40
Circuit resistance at lowest rated contact force	μΩ	≤25
Contact limit erosion	mm	3
Internal gas pressure	Pa	≤1.33×10^-3
Weight of moving parts	kg	0.7
Storage life	year	20

Specifications required for matched switchgear

Parameter item	Unit	Data
Rated clearance between open contacts	mm	10±1
Average opening speed	m/s	1.1±0.2
Average closing speed	m/s	0.6±0.2
Rated contact pressure	N	2000±200
Contact bouncing duration at closing operation	ms	≤2
Closing and opening non-simultaneity of contacts	ms	≤2
Maximum rebound during opening	mm	≤2
Rated contact stroke	mm	3.5±0.

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