12kv Outdoor Sf6 Medium Voltage Circuit Breaker (LW3)

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: SF6
• Installation: Fixed
• Structure: ACB
• Model NO.: LW3-12 (G)
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker
• Certification: ISO9001-2000, CE, CCC
• Max. Working Voltage: 12kv
• Rated Thermal Stability Times: 4s
• Rated Current: 400A, 630A
• Short-Circuit Breaking Current: 6.3A, 8A, 12.5A
• Rated Closing Current( Peak): 16A, 20A, 31.5A
• Transport Package: Carton
• Specification: LW3-12 (G)
• Trademark: VACEM
• Origin: Wenzhou, China
• HS Code: 85352100

Product Description

LW3-12(G) Outdoor SF6 H.V. Circuit Breaker

General description

Introducing the 12kv Outdoor Sf6 Medium Voltage Circuit Breaker (LW3), the ultimate solution for all your circuit breaker needs! This cutting-edge outdoor circuit breaker is designed to provide unparalleled performance and reliability, making it the perfect choice for a wide range of applications.
Featuring advanced SF6 technology, this circuit breaker is capable of withstanding even the toughest conditions, ensuring uninterrupted power supply at all times. With its innovative design and robust construction, the LW3-12 is built to last, providing you with years of trouble-free operation.
Whether you're looking for a circuit breaker for your home, office, or industrial facility, the LW3-12 is the perfect choice. With its easy-to-use operation mechanism, you can rest assured that your power supply will always be protected, no matter what.

So why wait? Invest in the 12kv Outdoor Sf6 Medium Voltage Circuit Breaker (LW3) today and experience the ultimate in circuit breaker technology!

Main technical parameter

 

Item		Unit	Data
Rated voltage		kV	12
Max. working voltage		kV	12
Rated insulation level(when the short circuit is filled with SF6 gas was 0.25Mpa,20ºC)	Lightning impulse withstand voltage(peak)	kV	75
	1 min P.F. withstand voltage	kV	42
	Rain test	kV	34
	Inverting impulse withstand voltage	kV	85
Insulation level under zero gauge pressure	P.F. withstand voltage 1 min	kV	30
	Inverting-phase withstand voltage 1 min	kV	30
	Max. phase voltage 5 min	kV	12
Rated current		A	400,630
Rated short-circuit breaking current		kA	6.3       8            12.5
Breaking current under zero gauge pressure		A	400               630
Rated operating sequence	type I		O-180s-CO-180s-CO
	type II III		O-0.3s-CO-180s-CO
Rated closing current( peak)		kA	16           20       31.5
Rated dynamic stability current(peak)		kA	16          20           31.5
Rated thermal stability current		kA	6.3         3          12.5
Rated thermal stability times		s	4

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