Indoor 12kv Vs1 Vacuum Circuit Breaker

• 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), RCCB, Do as Your Request
• Certification: ISO9001-2000, CE
• Rated Voltage: 24kv
• Rated Frequency: 50/60Hz
• Rated Current: 630A/1250A/1600A/2000A/2500A
• Phase Distance: 210mm/275mm
• Transport Package: Wooden Case
• Specification: steel, expoxy resin
• Trademark: LIYOND
• Origin: China
• Production Capacity: 3000/Month

Product Description

12kv Types vcb High Voltage Power Distribution Equipment

12kv Types vcb High Voltage Power Distribution Equipment

Indoor VS1 Vacuum Circuit Breaker

Summary: The ZN63A(VS1)-12 Model indoor high voltage 12kV 3 Pole High Voltage Vacuum Circuit Breaker is designed for power systems with a rated voltage of 12kV. It serves as a protective and control unit for power grid and industrial equipment, compatible with switchgear panels such as KYN28(GZS1), XGN, GG-1A, and more. Related products include isolated handcart, fuse handcart, and voltage transformer handcart.

Structural Features:

1. Integrated design for operating mechanism and VCB body


2. Vertical insulation house for weather impact protection


3. Fixed type and withdrawable type installation units available

Applying Ambient Conditions:

• Ambient temperature: -10ºC to +40ºC


• Relative humidity: Average daily humidity not exceeding 95%, monthly not exceeding 90%


• Earthquake intensity: Not exceeding 8 degrees


• Saturated vapor pressure: Average daily not more than 2.2kPa, monthly not more than 1.8kPa


• Height above sea level: ≤1000 m (unless specified)


• Installation in areas without fire, explosion, filth, chemical erosion, or violent vibration

Specification:

Manufacturer: 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 Indoor 12kV VS1 Vacuum Circuit Breaker, ideal for front-mounted switchgear applications with a rated current of 4000A.

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 to you within 24 hours.

Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample orders 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. You need 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 will be inspected by the QC department before shipping. We will provide 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 them to us for checking and confirming. We will make a satisfactory solution for you within 3 days.