Vs1-12 Vacuum Circuit Breaker 2023

Vs1-12 Vacuum Circuit Breaker 2023 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 630A 11kV 12kV indoor VS1 VCB vacuum circuit breaker, designed for power distribution systems with a voltage of 12KV. This three-phase AC equipment is ideal for protecting and controlling equipment in various industries, including substations and industrial settings.

Key Features:

Reliable interlock function for frequent operation at rated current

Capable of breaking short-circuit and fault currents

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

Humidity: Average daily humidity not exceeding 95%

Earthquake intensity: Not exceeding 8 degrees

Saturated vapor pressure: Average daily pressure not exceeding 2.2kPa

Installation height above sea level: Up to 1000m

Technical Data:

Manufacturer: Yueqing Liyond Electric Co., Ltd.

Rated Current: 630A

Voltage: 11kV/12kV

Frequency: 50Hz

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 2023, ideal for indoor use with a rated current of 4000A. Ensure cold wind for optimal performance.

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 of production and finished products undergo inspection by our QC department before shipping. Goods inspection reports will be provided for your reference.

Q: How to solve quality problems after sales?

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

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