12kv High Voltage VAC608 Embedded Pole for Vacuum Circuit Breaker

• 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.: VEP-12/1250(1600)-40(VAC608)
• Poles Number: 3
• Type: Circuit Breaker
• Function: Circuit-Breaker Failure Protection
• Certification: ISO9001-2000, CE, CCC
• Power Frequency Withstand Voltage: 48kv
• Lightning Impulse Withstand Voltage: 95kv
• Mechanical Life: 10000 Times
• Clearance Between Open Contacts: 8-10mm
• Rated Short-Circuir Duration: 4s
• Transport Package: Carton
• Specification: VAC608
• Trademark: VACEM
• Origin: Wenzhou, China

Product Description

Embedded pole
VEP-12/1250-40(VAC608)
VEP-12/1600-40(VAC608)
 

General description

Introducing the 12kv High Voltage VAC608 Embedded Pole for Vacuum Circuit Breaker, the perfect solution for your vacuum circuit breaker parts needs. This product is designed with the highest quality materials and advanced technology to ensure reliable and efficient performance.
The embedded pole uses insulation material to reliably seal the vacuum interrupter and the main loop conductive element, as well as the insulation support as a whole. This design offers several advantages, including improved safety, increased durability, and enhanced performance.
With a 12kv rating, this embedded pole is suitable for a wide range of applications and can handle high voltage loads with ease. It is also designed to be easy to install and maintain, making it an ideal choice for businesses looking for a reliable and cost-effective solution.This embedded pole is mainly applied to VZN63-12kV series VCB.(H=275mm). Meets or exceeds the requirement of IEC60694 and JB-T11203-2011.
Whether you are looking to upgrade your existing vacuum circuit breaker or are in need of new parts, the 12kv High Voltage VAC608 Embedded Pole is the perfect choice. With its advanced design and superior performance, this product is sure to meet all of your needs and exceed your expectations.

So why wait? Contact us today to learn more about this innovative product and how it can benefit your business. Our team of experts is always available to answer any questions you may have and help you find the perfect solution for your needs.   
 

Main technical parameter

Specification of VI

Parameter item	Unit	Data
Rated voltage	kV	12
Rated current	A	1600/2500
Rated frequency	Hz	50/60
Rated short-time power frequency withstand voltage(1min)	kV	48
Rated lightning impulse withstand voltage	kV	95
Rated short-circuit breaking current	kA	40
Rated short-time withstand current	kA	100
Rated peak withstand current	kA	100
Rated short-circuit making current	kA	40
Rated short-circuit duration	s	4
Rated single capacitor bank breaking current	A	400
Rated back to back capacitor bank breaking current	A	400
Rated operating sequence		O-0.3s-CO180s-CO
Breaking operations of rated short circuit breaking current	times	30
Mechanical life	times	10000
Contact automatic closing ability	N	120±50
Force required to hold contact open at full stroke	N	200±50
Circuit resistance at lowest rated contact force	μΩ	≤25
Contact limit erosion	mm	3
Internal gas pressure of vacuum interrupter	Pa	≤1×10^-3
Partial discharge	Pc	≤5

Specifications required for matched switchgear

Parameter item	Unit	Data
Clearance between open contacts	mm	9±1
Average opening speed	m/s	1.05±0.2
Average closing speed	m/s	0.7±0.1
Rated contact pressure	N	4300±200
Contact bouncing duration at closing operation	ms	≤3
Closing and opening non-simultaneity of contacts	ms	≤2
Maximum rebound during opening	mm	≤3

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