High Voltage Sf6 Gas Circuit Breaker

• Customization: Available
• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Model NO.: LW
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: SF6
• Installation: Fixed
• Structure: Circuit Breaker
• Poles Number: 3
• Type: Circuit Breaker
• Function: Overcurrent Protection
• Certification: ISO9001-2000, CE
• Transport Package: Carton
• Specification: IEC, GB
• Trademark: Rockwill
• Origin: China
• HS Code: 8535210000
• Production Capacity: 1000PCS

Product Description

Specifications:

     ROCKWILL developed LW36-145 type 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.

ROCKWILL all series switches meet the following criteria:

     ANS/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:-40ºC~+40ºC, the daily average temperature:25ºC;
    Altitude:≤ 3000m(in excess of the value of technical discussions with the divisionI);
    Wind speed:35m/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.

Main technical specifications:
 

No.	Item	Unit	Data
1	Rated voltage	KV	145
2	Rated frequency	Hz	50/60
3	Rated current	A	3150
4	1min power frequency withstand voltage	KV	265
5	Lingthning impluse withstand voltage(peak value	KV	650
6	5 min power frequency voltage at zero gas pressure	KV	109
7	Rated short circuit breaking current	KA	80...100
8	Rated out-of-phase breaking current	KA	10
9	Rated cable(line) charging breaking current(peak)	A	50
10	Rated gas pressure	MPa	0.5
11	Main loop resistance	uΩ	≤45
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	Across the open contacts	mm	≥3950
	Creepage distance
	TO earth		≥3950
16	Mechanical life	times	10,000

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



ATTENTION:

1.The payment term: We accept TT,30% deposit and 70% balance against copy of BL.
2.The delivery time: Usually it will take about 15-20 days.
3.The standard of package: Usually use strong plywood case for protection.
4.The material of transformer: We have two types, one is with copper and another one is with aluminum. It depends on your requirement. In fact, those two have difference if normal work well. Only except the long life. Copper is better and also higher price.
5.The logo: If you have good quantity, it absolute no problem to do OEM.
6.Our market: our products are popular in Indonesia, Philippines, Russia, USA, Middle East and so on. Some of them are our regular customers and some of them are developing. We hope you can join us and make mutual benefit from our cooperation..
7.Warranty: in 12 month since BL date.

OUR SERVICE:

1.quick response in before sales period help you got order.
2.excellent service in production time let you know each step we made.
3.reliable quality solve you after sale headache.
4.long period quality warranty ensure you can buy without hesitate.


WHY CHOOSE ROCKWELL:

1. One-stop supplier globally.
2. More than 10 years professional experiences in electrical appliance industry. 
3.We offer professional online technology support for perfecting your electrical solution free.
4. Experienced sales service and suggestion.
5. All the products with accessories under strict quality control and final inspection before shipping.
6. We can assure the powerful competitive price and reliable quality products.
7. Most competitive shipping rate from our own shipping forwarder.
8. Warranty assurance: 12 month
9. Whatever big or small order, we can provide you one-to-one service.  

CONTACT US:

Contact person: Mr. Chen Chengming
Tel:[phone]
Mobile:[phone]
 


Your Best Choice for Electrical Appliances Industry!!!
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