High Voltage Indoor Vacuum Circuit Breaker 12kv

High Voltage Indoor Vacuum Circuit Breaker 12kv image

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Basic Info.

Model NO.

VS1-12

Poles Number

Type

Circuit Breaker

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB, Do as Your Request

Certification

ISO9001-2000, CE

Rated Voltage

12kv

Rated Frequency

50/60Hz

Rated Current

630A/1250A/1600A/2000A

Phase Distance

150mm/210mm

Transport Package

Wooden Case

Specification

steel, expoxy resin

Trademark

LIYOND

Origin

China

Production Capacity

3000/Month

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 for protecting and controlling 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

Ambient humidity: not exceeding 95% daily and 90% monthly

Earthquake intensity: not exceeding 8 degrees

Saturated vapor pressure: not exceeding 2.2kPa daily and 1.8kPa monthly

Installation height above sea level: up to 1000m

Suitable for environments without fire, explosion, filth, chemical corrosion, and violent vibrations

Technical Datas:

For detailed technical specifications, please contact Yueqing Liyond Electric Co., Ltd.

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%

Yueqing Liyond Electric Co., Ltd. presents the High Voltage Indoor Vacuum Circuit Breaker 12kV, ideal for cold wind conditions at 4000A. Perfect for high voltage applications.

Product Description

Welcome to Yueqing Liyond Electric Co., Ltd.

FAQ

Q: Could I have prices of your products?

A: Welcome. Please feel free to send us an inquiry here. We will reply within 24 hours.

Q: Can I get a sample before the bulk order?

A: Yes, we welcome sample orders for quality testing. Mixed samples are acceptable.

Q: Can we print our logo/company name on products?

A: Yes, we accept OEM. Kindly provide brand authorization to us.

Q: Do you accept product customization?

A: Yes, please provide specific drawings or parameters for a customized quote.

Q: What is the lead time?

A: The lead time depends on quantities ordered, generally within 7-20 days after payment.

Q: What are 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 finished products?

A: Yes, each step and finished products undergo QC inspection before shipping. Goods inspection reports will be provided for your reference.

Q: How to solve quality problems after sales?

A: Take photos of quality issues and send them to us for resolution within 3 days.

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