Name: Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6
Brand: Tianan Electric
Price: 1 USD

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Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

Brand Name:Tianan Electric

Certification:VDE ISO9001-2000 CE

Model Number:ZW30-40.5/2000-31.5

Minimum Order Quantity:1 unit

Delivery Time:35 work days

Payment Terms:L/C, D/A, D/P, T/T, MoneyGram, Western Union

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Ningbo Tianan (Group) Co.,Ltd.

Verified Supplier

Location: Ningbo Zhejiang China

Address: 3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040

Supplier`s last login times: within 25 hours

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Product Details Company Profile

Product Details

Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

Overview

ZW30-40.5/2000-31.5 outdoor HV vacuum circuit breaker (hereinafter referred to as ZW30-40.5) can be used in the power system with rated voltage 40.5KV, rated current 2000A and three - phase AC 50Hz to protect the equipment in the industrial and mineral enterprises, power plants and substations, which can be used as a connecting circuit breaker in the workplaces of frequent operation.
This product complies with the standards of the GB1984-89 AC HV Circuit Breaker, IEC56 HV AC Circuit Breaker and JB3385-1996 3.6-40.5KV Indoor AC HV Vacuum Circuit Breakers.

Parameters

No.	Name			Unit	Value
1	Rated voltage			kV	40.5
2	Rated insulation level	1min power frequency withstand voltage	Dry Test (fracture, phase-to-phase, to earth)		95*
			Wet test (to earth, external insulation)		80*
		Lightning impulse withstand voltage (peak)			185*
3	Rated current			A	2000
4	Rated short circuit breaking current			kA	31.5
5	Rated short-time making current(peak)				80
6	Rated operating sequence			0-0.3sCO-180s-CO
7	Rated out-of-phase breaking current			kA	8
8	Rated single capacitor bank breaking current			A	630
9	Rated duration of short circuit			s	4
10	Rated short circuit breaking current breaking times			Time	20
11	Arcing time			ms	<20
12	Total breaking time			ms	≤85
13	Mechanical endurance (CO)			Time	10000
14	Rated gas-charged pressure	Filling with SF6 when TD-40.5W/2000-31.5(K)vacuum arc extinguishing chamber is used		Mpa	0.02(20℃)
		Filling with dry air or high purity nitrogen when TD-40.5W/2000-31.5(K)vacuum arc extinguishing chamber is used
15	Yearly gas leakage rate			％	≤1
16	Vacuum degree of vacuum arcing chamber	Fresh-from-the factory arcing chamber		Pa	≤1.33X10^-3
		Storage period of 20 years			< 6.6X10^-2

Company Profile

Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales offices, and its total asset is 4.2 billion Yuan, over 3500 employees.

As an outstanding representative of Chinese-made, our enterprise is in the steady development and growth in the tide of reform and opening up.

In1976,our production mode transforms from Labour products to the manufacturing process;

ln1982,the Xiangshan local state- owned high-voltage electric factory was founded,we start the professional development of electrical apparatus ;

In1994,we reorganized and established joint- stock company, enngraver to be an international group ;

In 2005, our group ranked the No. 225 in competitiveness of China's top 500;

According to national development,we expand five major industrial, such as the high voltage apparatus, renewable energy equipment, intelligent grid and rail transit equipment,and magnetic gear in order to achieve the business strategic abjectives.

Over these years, our company stand for independent innovation and to build low-carbon economic development model.Annual R & D expenses accounted for more than 5% of corporate sales.We have mastered the core technology of transformation and distribution equipment and core self-supporting ability long since.Our self- developed prefabricated substation, ring main unit, load switch, wind power switchgear, inelligent grid systems and many other products achieved the international advanced level,By the way, we are the one of the companies who draft the national standards about that.

Tianan has the certification and honour involves China famous brand,China top brand,National inspection- free products and ISO9001 quality system, IS014001 environmental management system, OHSAS 18001 occupational health and safety management system. the inspection measurement and certification system and "CCC","PCCC"，etc.Also we equipped with business efficient and flexible management mechanism, large number of outstanding professionals, first-class production and testing equipment, high-level research and development strategy, Quality is the character" concept, perfect quality management system and quality assurance,sales and marketing network all over the country,which forms to provide customers with excellent support system of resources.

The products are widely used in nuclear power plant, chemical plant, railway, underground, Airport, national defense, Beijing Olympics and main national, provincial and municipal construction projects. Whether in the Shenzhou spacecraft launching base,the Sanxia power plant, Qinghai-Tibet railway, Qingshan nuclear power station, or domestic subway, Olympic venues. International airport. wind farms and so on.Our projects applied in more than 30 countries and regions all over the world. Our main products includes

- 126kV&252kV power transformer,resin-Cast Dry-type & Oil-immersed Power transformer，Combined transformer

- 252kV and below 252kV outdoor HV disconnecting switch and transformer,

- Boxtype substation below 40.5kV,Prefabricated substation and cable (RMU)branch box

- High Voltage &Medium Voltage&Low Voltage switchgear

- Ring main unit switchgear, mid-mount switchgear, fixed switchgear, GIS switchgear,frequency conversion switchgear,

- 126kV GIS combination apparatus,

- SF6 circuit breaker,Vacuum circuit breaker ,H. V. &L. V. Circuit breaker,

- H. V. Load switch, fuse, current transformer (CT),

- High-voltage inverter speed regulation device, high-voltage static reactive power Generator, active power filter, intelligent electric equipments, etc.

Seeing is believing, Tianan Group sincerely welcome all new and old customers and friends come to our company for a visit or inspection.