Hot-selling Auto Changeover Switch - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso

Hot-selling Auto Changeover Switch - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso
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Hot-selling Auto Changeover Switch - 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

212

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

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Product detail pictures:

Hot-selling Auto Changeover Switch - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso detail pictures

Hot-selling Auto Changeover Switch - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso detail pictures

Hot-selling Auto Changeover Switch - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso detail pictures


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With a positive and progressive attitude to customer's interest, our company continuously improves our product quality to meet the needs of customers and further focuses on safety, reliability, environmental requirements, and innovation of Hot-selling Auto Changeover Switch - LW8A 110kV Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso, The product will supply to all over the world, such as: Rwanda, Hyderabad, El Salvador, Our technical expertise, customer-friendly service, and specialized merchandise make us/company name the first choice of customers and vendors. We've been looking for your inquiry. Let's set up the cooperation right now!
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