Tank Sf6 Circuit Breaker, High Voltage 11kv 33kv 66kv 110kv 220kv 330kv

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Speed: High-Speed Circuit Breaker
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: MK-CB2024
• Arc-extinguishing Medium: SF6
• Installation: Open Frame
• Structure: MCCB
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
• Certification: ISO9001-2000, CE, CCC
• Transport Package: Wooden Case
• Specification: Customized
• Trademark: Markevina or OEM
• Origin: China
• Production Capacity: 1000000/Year
• Package Size: 200.00cm * 300.00cm * 200.00cm
• Package Gross Weight: 2000.000kg

Product Description

SF6 Circuit Breaker, Outdoor High Voltage 33KV 66KV 110KV 220KV 400KV 550KV

Technical parameters of circuit breaker
 

No.	item		unit	Data	note
1.1	installation		indoor/outdoor
1.2	Ambient temperature		ºC	-40 ~ 60
1.3	sun's radiation		W/cm2	1000
1.4	humidity		%	average day :95%
1.5	The altitude		m	≤2000
1.6	The wind speed		m/s	34
1.7	earthquake conditions	Horizontal acceleration	g	General    area    0.15,                strong earthquake area 0.3
		Vertical		0.075,0.15

acceleration

 

 

1. rating parameters

 

No.	name	unit	parameter	note
2.1	Rated voltage	kV	126
2.2	Nominal voltage	KV	126
2.3	Max.working voltage	kV	126
2.4	Rated current	A	3150
2.5	Rated short time withstand voltage  (4S)	kA	40
2.6	Rated withstand voltage (peak value)	kA	100
2.7	Rated power frequency withstand voltage	kV	230	To earth
			230+70	interrupter
2.8	Rated lightning impulse withstand voltage(peak)	kV	550	To earth
			550+100	interrupter
2.9	SF6 rated pressure	MPa	0.4
			0.35	Alarm

 

				pressure
			0.30	Lock pressure
3.0	SF6 In a flat rate	%	≤0.5