Vs1-12 Vs1-12 Vacuum Circuit Breaker

Vs1-12 Vs1-12 Vacuum Circuit Breaker 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 12KV, ideal for protecting and controlling equipment in power supply and distribution systems, including substations, industrial, and mining industries.

Key Features:

Reliable interlock function for frequent operation at rated current

Capable of handling multiple operations of breaking short-circuit and fault currents

Conforms to national standards GB 1984-2003, JB3855 1996, DL/T403-2000, and IEC62271-100:2001

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

Height above sea level: up to 1000m

Installation in areas without fire, explosion, filth, chemical corrosion, or violent conditions

Technical Specifications:

For detailed technical data, 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 Vs1-12 Vacuum Circuit Breaker, ideal for indoor use at 12kV. Ensure cold wind for 4000A rated current.

Product Description

Welcome to Yueqing Liyond Electric Co., Ltd.

Product Description

Here are some frequently asked questions about our products:

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 testing and quality checking. 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 quote after evaluation.

Q: What is the lead time?

A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving 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 the finished products?

A: Yes, each step of production and finished products undergo inspection by the QC department before shipping. Goods inspection reports will be provided for your reference before shipment.

Q: How to solve quality problems after sales?

A: Take photos of the quality problems and send them to us for checking and confirmation. We will provide a satisfactory solution within 3 days.

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