10kv 11kv 12kv Mv Medium Voltage Switches Manual Withdrawable Vacuum Circuit Breaker Vcb

10kv 11kv 12kv Mv Medium Voltage Switches Manual Withdrawable Vacuum Circuit Breaker Vcb 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

630A 11kV 12kV indoor VS1 VCB vacuum circuit breaker price for electrical panel board

Summary

It is three- phase AC, 50 Hz indoor power distribution equipment with the voltage of 12KV. It can be used for protecting and controlling equipments in the fields of power supply and distribution system such as substation and industrial and mining industry etc.
VS1 series vacuum circuit breaker has taken into consideration of reliable interlock function which can be frequently operated at the rated current and with the capability of many times operations of breaking short-circuit current and fault current.

Product Standard

VS1 type vacuum circuit breaker conforms to national standard GB 1984-2003 HV Vacuum Circuit Breaker, JB3855 1996 3.6- 40.5KV indoor AC high voltage vacuum circuit breaker, DL/T403-2000 12kV 40.5kV HV vacuum circuit breaker ordering technical conditions.
IEC62271-100:2001 high voltagc AC circuit breaker relevant regulations.

Applying Ambient Conditions

1. Ambient temperature: -10ºC-+40ºC
2. Ambient humidity: the average humidity of a day should be no more than 95%; the average humidity of a month should be no more than 90%;
3. Earthquake intensity: not exceed 8 degrees
4. Saturated vapor pressure: average pressure of a day should be no more than2. 2kPa,the average pressure of a month should be no more than 1.8kPa;
5. The height above sea level: 1000m(not including special requirements)
6. It should be installed in the places without fire, explosion, serious filth, chemical corrosion and violent VS1 ration.

Technical datas

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%

Note:
1. No.11&12 are provided when needed.

2. Switchgear should be with cold wind when the rated current is 4000A.

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 I 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 will be came out inspection by QC department before shipping. And 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 to us for our checking and confirming, we will make a satisfied solution for you within 3 days.

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