12kv Zn63 Vacuum Circuit Breaker with Vs1 Operating Mechanism

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Energy-storage Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Insert
• Structure: Vcb
• Model NO.: VS1-12
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
• Certification: ISO9001-2000, CE
• Phase Distance: 150mm/210mm
• Rated Frequency: 50/60Hz
• Rated Current: 630A/1250A/1600A/2000A
• Transport Package: Plywood Case
• Specification: steel, expoxy resin
• Trademark: JOYELECTRIC
• Origin: China
• HS Code: 85352100
• Production Capacity: 3000/Month

Product Description

 

Product Description

 

VS1 VCB Vacuum Circuit Breaker

Introducing the VS1 VCB vacuum circuit breaker by Yueqing Liyond Electric Co., Ltd. This three-phase AC, 50Hz indoor power distribution equipment operates at a voltage of 12KV. It is designed to protect and control equipment in power supply and distribution systems, including substations and industrial and mining industries.

Key Features:

• Reliable interlock function for frequent operation at rated current


• Capable of breaking short-circuit current and fault current


• Conforms to national standards GB 1984-2003, JB3855 1996, and DL/T403-2000


• Complies with IEC62271-100:2001 regulations

Applying Ambient Conditions:

 

• Ambient temperature: -10ºC to +40ºC


• Maximum humidity: 95% daily, 90% monthly


• Earthquake intensity: not exceeding 8 degrees


• Saturated vapor pressure: 2.2kPa daily, 1.8kPa monthly


• Installation height above sea level: up to 1000m


 

Technical Data:

No.	Name	Unit	Data
1	Rated voltage	kV	12
2	Rated current	A	630		1000 1250			1600 2000 2500 3150
3	Rated short circuit breaking current	kA	20	25	20	25	31.5	31.5	40
4	Rated peak withstand current	kA	50	63	50	63	80	80	100
5	Rated short time withstand current	kA	20	25	20	25	31.5	31.5	40
6	Rated short circuit making current	kA	50	63	50	63	80	80	100
7	Switching operations of short circuit current	times	50
8	Rated operating sequence		O-0.3s-CO-180s-CO-180s-CO(40KA)
9	Mechanical endurance	times	10000
10	Rated breaking operations of the rated current	times	20000
11	Rated lighting impulse withstand voltage(full wave)	kV	75
12	1 min. rated power frequency withstand voltage	kV	42
13	Contact stroke	mm	9±1
14	Over-travel of contacts	mm	3.5±0.5
15	Closing speed	m/s	0.4∼0.8
16	Opening speed	m/s	0.9∼1.2
17	Contact bouncing duration at closing operation	ms	≤2
18	Simultaneity of three phase closing operation	ms	≤2
19	Closing time	ms	30∼70
20	Opening time	m/s	20∼50
21	Distance between phases	mm	150, 210, 275
22	D.C component		50%

 

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FAQ

 

Q: Could I have prices of your products?
A: Welcome. Please feel free to send us inquiry here. We will reply you within 24 hours
Q: Can l get a sample before the bulk order?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q: Can we print our logo/ company name on products?
A: Yes, of course, we accept OEM, then need you to provide brand authorization to us
Q:Do you accept product customization?
A: Yes, of course, please provide specific drawings or parameters, we will quote you after evaluation
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, irrevocable L/C at sight, etc
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products wil be came out inspection by Qc department before shipping. And we willprovide goods inspection reports for your reference before shipment
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 3 days.