Manufactur standard Circuit Breaker In Substation - LW8A Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso

To be a result of ours specialty and service consciousness, our company has won a superb reputation between customers all around the environment for Instantaneous Trip Circuit Breaker, Residential Circuit Breaker Types, Double Pole Changeover Switch, We sincerely welcome domestic and overseas retailers who phone calls, letters asking, or to vegetation to negotiate, we will present you good quality goods as well as the most enthusiastic assistance,We glance forward in your check out and your cooperation.

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Manufactur standard Circuit Breaker In Substation - LW8A Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso Detail:

Application

Actastheprotectingandcontrollingunitforgridequipmentsandindustrialminingenterprises’equipments,LW8A-40.5 type outdoor SF6 circuit breaker is an outdoor device used in AC 50HZ three-phase 40.5KV power system.It is applicable to locations that need frequent operating in rated current or under repeatedly on/off short circuit current. Containing the current transformer for measurement and protection, it can directly replace SW2-35 less oil circuit breaker and various types of oil circuit breaker with transition bracket. It can also be used as a tie breaker and switching capacitor group situations with CT14 type spring mechanism.

Features

Excellent breaking performance, short burning arc time, long life;

Mechanical life of more than 3000 times;

Operation frequently, each can be installed 12 current transformers;

New type SF6 MKZ pointer type density meter, pressure gauge reading is not affected by temperature changes;

Environmental Condition

Ambienttemperature:-30℃~+40℃

Altitude:≤3000m

Wind pressure:≤700Pa

Relative humidity:daily average relative humidity: ≤95%;monthly average relative humidity≤90;daily average saturated vapor pressure ≤2.2KPa;monthly average value ≤1.8KPa

Air pollution level:Ⅲ

Earthquake intensity:≤8 degree

The installation should be free from fire, explosion, severe vibration, chemical corrosion and serious pollution

Type designation

Main technical data

No.	Item	Unit	Data
1	Ratedvoltage	KV	40.5
2	Ratedcurrent	A	2000
3	Ratedfrequency	HZ	50
5	Ratedshortcircuitbreakingcurrent	KA	31.5
6	Ratedshort-circuitcurrent(peak)	KA	50
7	Ratedshort-circuitwithstandcurrent	KA	20
10	Ratedshortcircuitclosingcurrent(peak)	KA	50
13	Electricallifeofratedshortcircuitbreakingcurrent	times	30
14	Ratedshortcircuitduration	s	4
15	Ratedlinechargingclosecurrent	A	31.5
16	Ratedoperationsequence		O-0.3s-CO-180s-CO
17	Splittime	ms	≤60
18	Closingtime	ms	≤100
19	Velocityofrigidcomposite	m/s	3.2
20	Velocityofrigidity	m/s	3.4
21	Mechanicallife	times	6000
24	Qualityofeachcircuitbreaker	kg	1400

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We attempt for excellence, support the customers", hopes to become the top cooperation team and dominator enterprise for staff, suppliers and shoppers, realizes worth share and continual marketing for Manufactur standard Circuit Breaker In Substation - LW8A Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso, The product will supply to all over the world, such as: South Korea, United States, Luxembourg, During the 10 years of operating, our company always try our best to bring consumption satisfaction for user, built a brand name for ourselves and a solid position in the international market with major partners come from many countries such as Germany, Israel, Ukraine, United Kingdom, Italy, Argentina, France, Brazil, and so on. Last but not least, price of our products are very suitable and have fairly high competition with other companies.