Vacuum Load Break Switch Manufacturer – ZN63A(VS1)-12 Series Of Indoor High Voltage Vacuum Circuit Breaker – Timetric

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Which has a positive and progressive attitude to customer's desire, our corporation constantly improves our merchandise quality to satisfy the desires of consumers and further focuses on safety, reliability, environmental demands, and innovation of Vacuum Ckt Breaker, Fixed Contact Static Contact For Vacuum Circuit Breaker, Vacuum Circuit Breaker Function, Our firm is dedicated to giving shoppers with significant and steady high quality goods at aggressive price tag, generating every single customer satisfied with our products and services.

Vacuum Load Break Switch Manufacturer – ZN63A(VS1)-12 Series Of Indoor High Voltage Vacuum Circuit Breaker – Timetric Detail:

ZN63A(VS1)-12 Series of Indoor High Voltage Vacuum Circuit Breaker

General Description:

ZN63A(VS1)-12 Model indoor high voltage vacuum circuit breaker applies to power system of rated voltage 12kv as a protective and control unit for power grid equipment and industrial power equipment It can equip with KYN28(GZS1), XGN, GG-1A and other types of switchgear panels. Related products: isolated handcart, fuse handcart and voltage transformer handcart

Structural Features：

1.This series of VCB is used Integrated design for operating mechanism and VCB body with reasonable, beautiful and compact arrangement.2.This series of VCB adapted vertical insulation house against Impact due to different weather, it can effectively prevent VIS against damage by exterior factors.3.The two different installation unit of Fixed type and withdrawable type can meet the different requirements for different switchgear.

Applying Ambient Conditions:

Ambient temperature:-10℃-+40℃Relative 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％.Earthquake intensity: not exceed 8 degrees.Saturated vapor pressure the average pressure of a day should be no more than 2.2kPa; the average pressure of a month should be no moreThan1.8Kpa;The height above sea level:≤1000 m (Except special requirements)It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent vibration.

ZN63A(VS1)-12 Series of Indoor High Voltage Vacuum Circuit Breaker

NO.	Item	Unit	Data
1	Rated voltage	KV	12
2	Rated frequency	Hz	50
3	Rated lightning impulse withstand voltage (peak)	KV	75
4	Rated short-lime power frequency voltage (1 min)	KV	42
5	Rated current	A	630、1250	630、1250	1250 、1600、 2000、2500	1600、2000 2500、3150 4000、5000
6	Rated short circuit breaking current	KA	20	25	31.5	40
7	Rated short circuit making current (peak)	KA	50	63	80	100
8	Rated short circuit duration	S			4
9	Rated operating sequence		O-0.3S-CO-180S-CO 0-I80s-C0-I80s-C0 (40KA)
10	Rated single / bock Io back capacitor bank breaking current	A	630/400
11	Rated short circuit current breaking time	Times	30
12	Opening lime	ms	35-70
13	Closing lime	ms	20-50
14	Mechanical life	Times	10000
15	Rated energy storage and operating voltage	V	AC220/11ODC220/110
16	Contact stroke	mm	11 ±1
17	Contact overtravel	mm	3.5 ±0.5
18	Average closing speed	m/s	0.5-0.8
19	Average opening speed	m/s	0.9-1.2
20	Contact closing bounce time	ms	≤2
21	Three-phase opening.dosing asynchronous	ms	≤2
22	The main circuit resistance	μQ	≤50 (630A）≤45 (1250A） ≤35 (1600-2000A) ≤25 (more than 2500)

Main Technical Specification

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

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

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Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of employees building, striving hard to boost the standard and liability consciousness of staff members. Our corporation successfully attained IS9001 Certification and European CE Certification of Vacuum Load Break Switch Manufacturer – ZN63A(VS1)-12 Series Of Indoor High Voltage Vacuum Circuit Breaker – Timetric , The product will supply to all over the world, such as: Rwanda, Guinea, San Francisco, Our company sticks to the principle of "high quality, reasonable price and timely delivery". We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent goods and services. Welcome to join us!

It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.