China Best High Quality Substation SF6 circuit breaker Suppliers - 10kV High Voltage SF6 circuit breaker – L&R Manufacture and Factory

Best High Quality Substation SF6 circuit breaker Suppliers - 10kV High Voltage SF6 circuit breaker – L&R

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Our target is always to satisfy our customers by offering golden support, superior value and high quality for Vacuum Trips Breaker, Lv Switchgear, Generator Switchgear, We have been sincerely looking forward to developing very good cooperative relationships with buyers from at home and abroad for creating a vibrant foreseeable future together.

Best High Quality Substation SF6 circuit breaker Suppliers - 10kV High Voltage SF6 circuit breaker – L&R Detail:

SF6 CIRCUIT BREAKER

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TECHNICAL PARAMETER

Parameter
Technical drawings
Parameter

Parameter name		Unit	Parameter value
Rated voltage		kv	12
Rated frequency		Hz	50/60
Rated current		A	800	1600	2500
Rated short-circuit breaking current		kA	25	31.5	40
Rated short-circuit switching current (peak)		kA	60	80	100
Rated short-circuit withstand current (thermal stability current)		kA	25	31.5	40
Rated peak withstand current (thermal stability current)		kA	63	80	100
Rated out of step breaking current		kA	6.3	8.0	10.0
Cumulative breaking times under rated short-circuit breaking current		N	30
Rated short circuit duration		S	4
Rated lightning impulse withstand voltage	Relatively	kV	95
	Between fractures	kV	110
Rated 1min power frequency withstand voltage	Relatively	kV	42
	Between fractures	kV	54
Rated operating sequence			O-0.3s-CO-180-CO
Closing time		MS	≤100
Opening time			≤50
Breaking time			≤50
Closing and opening time			≤60
Closing synchronization			≤3
Opening synchronization			≤2
Voltage of opening coil and opening coil		V	DC: 220/110
Energy storage motor voltage		V	AC: 220/110
			DC: 220/110
Single circuit resistance		µΩ	≤70
Rated SF6 other pressure		MPa	0.45
Annual leakage of SF6 gas			≤5%
Moisture content of SF6 gas		ppm(v/v)	≤150
Radio interference level		µV	≤2500
Mechanical life		N	10000

Technical drawings

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Which has a positive and progressive attitude to customer's desire, our corporation constantly improves our merchandise quality to satisfy the desires of consumers and further focuses on safety, reliability, environmental demands, and innovation of Best High Quality Substation SF6 circuit breaker Suppliers - 10kV High Voltage SF6 circuit breaker – L&R , The product will supply to all over the world, such as: Guyana, Iraq, Czech, Faced with the vitality of the global wave of economic integration, we are confident with our high-quality products and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.

110kv Sf6 Circuit Breaker