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Outdoor Sf6 Gas Circuit Breaker (66kV/132kV)

Name: Outdoor Sf6 Gas Circuit Breaker (66kV/132kV)
Brand: all-electronics-online.com
SKU: 774965185
Availability: InStock
Rating: 4.4 (136 reviews)

Price:	Negotiable/Piece
Trade Terms:	FOB,CFR,CIF
Min Order:	1/Piece
Pay Type:	L/C,T/T,D/P

Contact Supplier

Showroom Product Company Profile

Prod Model:	Sf6
Markets:	Mid East
Brand Name:	L&R or as Per Clients' Requirements
Size:	Any Size Can Be Ordered
OEM&ODM:	Accept
Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Manual Type
Speed:	High-Speed Circuit Breaker
Arc-extinguishing Medium:	SF6
Installation:	Fixed
Certification:	CE

Product Description

Overview:
L&R developed LW-40.5/72.5/126/145 series of outdoor SF6 gas circuit breaker using modern processing technology and comper-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 a generation of L&R all series switches meet the following criteria.
ANSI/IEEE G37.60/IEC 62271-100( GB1984-2003 China standard)
GBT11022-11
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

Main features
1, molecule sieva 2. porcelain insul. ator
3, nozzle 4 pressure cylinder
5, valve disc 6. piston
7, moving contact pedestal 8. pull rod
9, moving contact finger 10. main contact
10, moving arc contact 12. fixed arc contact
13, fixed contact finger
14, fixed contact pedestal

Name		Unit	parameter
reted voltage		kv	40.5	72.5	126	145
rated frequency		Hz	50/60
rated current		A	1250,......4000
1min power frequency withstand voltage		KV	95/118	140	230	265
lightning impulse withstand voltage		KV	215	325	550	650
5min power frequency voltage at zero gas pressure		KV	40.5	55	95	109
rated short circuit breaking current		KV	63,.80	80,..100	80,..100	80,..100
rated short breaking current		KV	21,...31.5	31.5,...40	31.5,...40	31.5,...40
rated out-of-phase breaking current		KV	8/10	10	10	10
rated cable(line) charging breaking current		A	31.5	10	31.5	50
rated gas pressure		Mpa	0.4/0.15	0.4	0.5	0.5
main loop resistance		μΩ	≤80	≤40	≤45	≤45
operation sequence			O-0.3s-CO-180s-CO
SF6 gas leakage rate (per year)		%	≤1
moisture content(v/v)		ppm	≤150
creepage distance	across the open contacts	mm	1256	2300	3950	≥3950
creepage distance	to earth		1256	2300	3950	≥3950
mechanical life		times	10,000

Zhejiang Lawrence Electric Co., Ltd (referred as L&R) is located in Zhejiang China. It is composed by some branch companies, we also invested some domestic and foreign EPC projects.

L&R has possessed one of the major suppliers in the power and electrical fields for electrical

Projects in the world. Almost all products manufactured by the L&R members have been certified

By KEMA, CE, SGS and CNAS approved Lab.

L&R have been supplying Zinc Oxide Varistors, Surge Arresters, insulators, Fuse Cutouts, Air

Break switch, Load break switch, Vacuum Circuit Breaker, Isolators, Transformers, Switchgear,

Earth rods, Stay Rods, Pole Make Off, Guy grip, stay wire, Crossarm, clamp, bolts, Line hardware

And so on. Our member companies are required to have a long term proven track record of meeting contract

Obligations, superior quality, current technology and state-of-the-art manufacturing facilities.

Over a period of 10 years, our business has extended to South America, Middle East, Southeast

Asia, Africa, and other regions, and we had our sale agent and 4S maintenance company in some countries. To achieve the strategic objective of development, we are seeking for partners

For our sale agent and maintenance company in all the worldwide.