Manufacturer for Air Circuit Breaker 4000a - LW8A Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso

That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for Mcb Type Changeover Switch, 33kv Surge Arrester, Mov Lightning Arrester, We're self-assured to create wonderful achievements while in the potential. We've been hunting forward to becoming one of your most trustworthy suppliers.

---

Manufacturer for Air Circuit Breaker 4000a - 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

 

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

Please contact us for more details and price details.

---

Product detail pictures:

---

Related Product Guide:

---

We stay with our company spirit of "Quality, Performance, Innovation and Integrity". We goal to create more value for our clients with our abundant resources, advanced machinery, experienced workers and superb solutions for Manufacturer for Air Circuit Breaker 4000a - LW8A Outdoor High Voltage SF6 Circuit Breaker With Good Quality – Aiso, The product will supply to all over the world, such as: Casablanca, Salt Lake City, Portugal, The development of our company not only needs the guarantee of quality, reasonable price and perfect service, but also relies on our customer's trust and support! In the future, we will continue with the most professional and high quality service to provide the most competitive price, Together with our customers and achieve win-win! Welcome to inquiry and consult!