jecsany@163.com      +86-13065600656    
You are here: Home » Products » Circuit Breakers & Switch » Outdoor Circuit Breakers » Hot Selling LW-40.5 Type Outdoor HV SF6 Circuit Breaker
PRODUCT DETAIL

Hot Selling LW-40.5 Type Outdoor HV SF6 Circuit Breaker

Share to:

  • LW40.5
  • Jecsany
  • 2
Quantity:

LW-40.5/72.5/126/145 series of outdoor SF6 gas circuit breaker using modern processing technology and computer-aided design techniques, combined with the latest generation of spring bodies and the advantages of a permanent institution. Its pursuit of high reliability, easy to maintain design concepts to create ageneration of superior product, is the most reliable electric power system and the best option.



All series switches meet the following criteria:


     ANSI/IEEE C37.60/IEC 62271-100(GB1984-2003 China standard)


     GBT11022-1999 China Standard

     IEC 60255-11

     IEC 60255-21-1 Class I

     IEC 60255-21-2 Class I

     IEC 60255-21-3 Class I

     IEC 60255-22-1 Class III

     IEC 60255-22-2 Class IV

     IEC 60255-22-3 Class III

     IEC 60255-22-4 Class IV



Using of the enviroment:


    Ambient temperature:-40℃~+40℃, the daily average temperature: 25℃;

    Altitude:≤ 3000m(in excess of the value of technical discussions with the division I);

    Wind speed:35 m/s;

    Earthquake intensity: not more than 8 degrees;

    Degree of ambient air contamination level not greater than: III level;

    Daily average ambient air relative humidity≤95%, on average≤90%;

    Saturated vapor pressure of daily mean values≤ 2.2*10^(-3) MPa, on average≤1.8*10^(-3) MPa;


More about the use of environment conditions, please consult with the manufacturer.


interrupt struction





No.

Item 

   Unit 

Data 

 1

Rated voltage

 KV

40.5 

 2

Rated frequency

 Hz

50/60

 3

Rated current

 A

 1250

 4

1min power frequency withstand voltage

 KV

 95/118

 5

Lingthning impluse withstand voltage(peak value

 KV

215 

 6

5 min power frequency voltage at zero gas pressure

 KV

40.5 

 7

Rated short circuit breaking current

 KA

63,80 

 8

Rated out-of-phase breaking current 

 KA

 8/10

 9

 Rated cable(line) charging breaking current(peak)

 A

 31.5

 10

 Rated gas pressure

 MPa

0.4/0.15 (higher current) 

 11

 Main loop resistance

 uΩ

≤80 

 12

 Operation sequence


 O-0.3s-CO-180s-CO

13 

 SF6 gas leakage rate(per year)

 %

≤1 

 14

 Moisture content(V/V)

 ppm

≤150 

 15

Creepage distance Across the open comtacts

Creepage distance To earth

mm

mm

 1256  

1256

 16

Mechanical life 

 times

10,000 

 Note: For short circuit breaking current & rated current is optional by clients.



outline dimension

Product Inquiry

PRODUCTS

CONTACT US

ADD:      1906, Haiyun Building, No.70, Tianjian Lane, 
                Shounan Street, Yinzhou District, Ningbo,
                Zhejiang,  China (Mainland) 
PHONE:  +86-13065600656
E-MAIL:   jecsany@163.com   
                Jason@jecsany.com 
© 2019 Ningbo Jecsany Electrical Equipment Co., Ltd. All Rights Reserved.