1.14kv Vacuum Interrupter for Electrical Circuit Breakers

• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Energy-storage Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: ACB
• Model NO.: TJC-1.14/250(VAC206)
• Poles Number: 3
• Type: Circuit Breaker
• Certification: ISO9001-2000, CE, CCC
• Power Frequency Withstand Voltage: 10kv
• Lightning Impulse Withstand Voltage: 16kv
• Mechanical Life: 1000000 Times
• Rated Clearance Between Open Contacts: 1.8~2.2mm
• Rated Contact Stroke: 0.8~1.2mm
• Transport Package: Carton
• Specification: VAC206
• Trademark: VACEM
• Origin: Wenzhou, China

Product Description

Vacuum interrupter for LV vacuum contactor 
TJC-1.14/250(VAC206)

General description

Introducing the game-changing 1.14kv Vacuum Interrupter for Electrical Circuit Breakers from VACEM! This top-of-the-line vacuum interrupter is the perfect solution for all your electrical needs. With its advanced ceramics technology, this interrupter is designed to withstand even the toughest conditions, making it the ideal choice for any electrical circuit breaker.
At VACEM, we take pride in our commitment to quality and innovation. Our vacuum interrupters are designed to meet the highest industry standards, ensuring that you get the best possible performance and reliability. With a voltage range of 1.14kV to 40.5kV and a current range of 63A to 4000A, this interrupter is perfect for a wide range of applications. VI is mainly applied to VCKJ5-1.14kV/250A LV AC vacuum contactor. Meets or exceeds the requirement of IEC60947-4 and GB/T14048-2001.
Whether you're looking for a vacuum interrupter for your LV circuit breaker or need a high-performance interrupter for your industrial applications, VACEM has got you covered. Our products are trusted by industry professionals around the world, and we're confident that you'll love the performance and reliability of our 1.14kv Vacuum Interrupter.

So why wait? Upgrade your electrical circuit breaker today with the best vacuum interrupter on the market. Order your 1.14kv Vacuum Interrupter from VACEM today and experience the difference for yourself!

Main technical parameter

Specification of VI

Parameter item	Unit	Data
Rated voltage	kV	1.14
Rated current	A	250
Rated frequency	Hz	50/60
Rated short-time power frequency withstand voltage(1 min)	kV	10
Rated lightning impulse withstand voltage	kV	16
Rated connecting current	A	2500
Rated breaking current	A	2000
Rated maximum sectional current	A	2500
Rated minimum sectional current	A	50
Rated short-time withstand current	A	2000
Rated short-circuit duration	s	4
Mechanical life	ten-thousand times	100
Rated breaking time AC3	ten-thousand times	15
Rated breaking time AC4	ten-thousand times	6
Contact closing force due to bellows and atomsphere	N	50±10
Force required to hold contact open at full stroke	N	60±15
Circuit resistance at rated contact force	μΩ	≤100
Contact limit erosion	mm	2
Storage life	year	20

Specifications required for matched switchgear

Parameter item	Unit	Data
Rated clearance between open contacts	mm	2±0.2
Average opening speed	m/s	0.6±0.1
Average closing speed	m/s	0.3±0.1
Rated contact pressure	N	60±10
Contact bouncing duration at closing operation	ms	≤3
Closing and opening non-simultaneity of contacts	ms	≤2
Rated contact stroke	mm	1±0.2

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