Manufacturer of Current Limiting Circuit Breaker - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso

With dependable high quality approach, great reputation and excellent customer support, the series of products and solutions produced by our firm are exported to lots of countries and regions for Surge Arrester Grounding, Replacing A Circuit Breaker, Motor Circuit Breaker, We Sincerely welcome customers from all over the world to visit us, with our multifaceted cooperation and work together to develop new markets, create win-win brilliant future.

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Manufacturer of Current Limiting Circuit Breaker - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso Detail:

High Voltage Circuit Breaker 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.

SF6 Circuit Breaker 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	110
2	Ratedcurrent	A	2000/3150/4000
3	Ratedfrequency	HZ	50
5	Ratedshortcircuitbreakingcurrent	KA	31.5/40
6	Ratedshort-circuitcurrent(peak)	KA	100
7	Ratedshort-circuitwithstandcurrent	KA	31.5/40
10	Ratedshortcircuitclosingcurrent(peak)	KA	100
13	Electricallifeofratedshortcircuitbreakingcurrent	times	30
14	Ratedshortcircuitduration	s	4
15	Ratedlinechargingclosecurrent	A	31.5/40
16	Ratedoperationsequence		O-0.3s-CO-180s-CO

Please contact us for more details and price details!

 

 

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With a sound business credit, excellent after-sales service and modern manufacturing facilities, we have earned an excellent reputation among our customers across the world for Manufacturer of Current Limiting Circuit Breaker - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso, The product will supply to all over the world, such as: Russia, Montpellier, Munich, With the effort to keep pace with world's trend, we will always endeavor to meet customers' demands. If you want develop any other new products, we can customize them for you. If you feel interest in any of our products or want develop new products, please feel free to contact us. We are looking forward to forming successful business relationship with customers all over the world.