12kv Indoor Vacuum Circuit Breaker for Medium Voltage Applications

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Speed: Normal Type Circuit Breaker
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: Zn68-12kv
• Arc-extinguishing Medium: Vacuum
• Installation: Insert
• Structure: Vcb
• Poles Number: 3
• Type: Vacuum Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), Handcart/Fixed
• Certification: ISO9001-2000, CE, CCC, GB
• Read Short Circuit Breaker Current: 20ka,31.5ka,40ka
• Read Short Circuit Making Current(Peak)U: 50ka,80ka,100ka
• Mechanical Life: 100000 Times
• Rated Short-Circuit Duration: 4s
• Rated Voltage: 12kv
• Transport Package: Plywood Case
• Specification: 0.5m3
• Trademark: VACEM
• Origin: Wenzhou, China
• HS Code: 85352100
• Package Size: 90.00cm * 60.00cm * 70.00cm
• Package Gross Weight: 120.000kg
• Lead Time: 3 days (1 - 1 pcs) ; 7 days (2 - 10 pcs) ; 30 days (11 - 100 pcs) ; To be negotiated ( > 100 pcs)

Product Description

General description

Introducing the 12kv Indoor Vacuum Circuit Breaker for Medium Voltage Applications - the ultimate solution for your high voltage needs! This Vacuum Circuit Breaker is designed to provide reliable and efficient performance in indoor switchgear applications. 
With its tri-phase AC50Hz rated voltage of 12kV, this breaker is perfect for medium voltage applications. The VAC68 - 12kV series permanent magnet-sealed VCB is equipped with the company's own research and development of permanent magnetic operating machinery, ensuring top-notch quality and performance. 
This Indoor vacuum breaker is the perfect choice for those who demand the best. It is built to withstand the toughest conditions and provide reliable performance every time. Whether you're looking for a high voltage breaker for your industrial facility or need a reliable solution for your power distribution needs, this Vacuum Circuit Breaker is the perfect choice. 

So why wait? Get your hands on the 12kv Indoor Vacuum Circuit Breaker for Medium Voltage Applications today and experience the power and reliability that only this breaker can provide. With its advanced features and cutting-edge technology, this High Voltage breaker is sure to exceed your expectations and deliver the performance you need. Don't settle for anything less than the best - choose the 12kv Indoor Vacuum Circuit Breaker for Medium Voltage Applications and take your power distribution to the next level!

Main function characteristic

a. High reliability, long life, and free maintenance.
b. Internal innovation permanent magnetic operation mechanism, the mechanical life reach 100000 times.
c. Comparison with traditional mechanical operation, it is without disengaging, locker, with a greatly reduction on spare parts, only one moving element during working, and a very low error rate.
d. The high matching between mechanism operation and characteristic of interrupter breaking, and closing.
e. Double stability status of closing, the opening operation.
f. With anti-bouncer function.
g. With the alarming function of controlling power low voltage refusing close.
h. Same speed of mechanical handle opening and motor opening, at the situation of twice power fault, it is used for urgent opening.
i. The operation type of AC or DC stored energy, the working current <2A, is available for one-time opening, closing, and opening operation within 2 hours of a power cut.
J. With high reliable operation control circuit module, it could stand strict conditions such as lightning strikes, or surging when the product on running.
k. Great commonality, the installation size is compatible with VAC63(VS1)series products.

Main technical parameter

 

Item		Unit	Date
Rated voltage		kV	12
Rated insulation level	Rated lightning impulse  withstand voltage		75
	1min power frequency withstand voltage		42
Rated current		A	630-1250	1250-3150	1250-4000
Rated short-circuit breaking current		kA	20	31.5	40
Rated short-circuit making current(peak value)			50	80	100
Rated dynamic stably current (peak)			50	80	100
Rated thermal stably current(effective value)			20	31.5	40
Rated short-circuit breaking current breaking times		times	30	30	20
Rated short-circuit duration		s	4
Rated operating sequence			0-0.3s-CO-180s-CO
Mechanical life		times	100000
Mechanical life of permanent-magnetic and transmission part		times	100000
Rated single capacitor bank breaking current		A	630
Rated back-to-back capacitor breaking current			400
Rated pull-out breaking current		kA	12.6                             16

Note: When rated current more than 3150A, please keep airy, depends on the vacuum interrupter

For more switchgear parts, pls refer to insulation parts: 
, or copper tulip contact:
 

International fairs

 

Company show