High Voltage Sf6 Circuit Breaker Electrical Equipment

• Customization: Available
• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Model NO.: SF6
• Speed: High-Speed Circuit Breaker
• Arc-extinguishing Medium: SF6
• Installation: Open Frame
• Structure: Vcb
• Poles Number: 1
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
• Certification: ISO9001-2000
• Rated Voltage: 220kv
• Installation Method: Withdrawable
• Rated Current: 2500A
• Basic Insulation Level: 350 Kv
• Rated Frequency: 50/60Hz
• Maximum Working Voltage: 72.5kv
• Interrupting Current Rating: 31.5 Ka
• Material: Steel, Epoxy Resin
• Model No.: Sf6
• Customize: Yes
• Size: Medium
• Air Contamination: 3 Grade
• Opening Time: ≤30ms
• Ambient Temperature: -40-50
• Altitude: ≤3000m
• Transport Package: Wooden Case
• Specification: pcs
• Trademark: SHENGSU ELECTRIC CO., LTD
• Origin: China
• Package Size: 160.00cm * 120.00cm * 180.00cm
• Package Gross Weight: 20.000kg

Product Description

Place of Origin:Wenzhou Zhejiang China

Brand Name: SHENGSU

Model Number: SF6

Rated voltage: 220kv

SF6 is mainly used for outdoor 35kV power transmission system control and protection also applies to urban and rural power distribution networks and industrial and mining enterprises in the normal operation and short circuit protection purposes. The overall structure of the insulator pillar product type; built vacuum interrupter type on the vase, porcelain vase for the next pillar vase. For frequent operation place. And has good sealing, anti-aging, high pressure, no burning, no explosion, long life, convenient installation and maintenance features.

Product Parameters

NO.	Item		Units	Parameters
1	Rated voltage		kV	12
2	Rated current		A	630~1250	1250	1250
3	Rated short-circut breaking currentt		kA	20	25	31.5
4	Rated short-circut closing current		kA	50	63	80
5	Rated peak withstand current		kA	50	63	80
6	4Srated shor-circuit withstand current		kA	20	25	31.5
7	Rated	1min power frequency voltage	kV	42(fracture 48)
	insulation level	Lightning Impulse Withstand voltage(peak)		75(fracture 65)
8	Rated operating sequence			0-0.3S-CO-180S-Co
9	Mechanism life		Times	10000
10	Opening times of rated short-circuit breaking current		Times	50
11	Rated operator closing voltage(DC)		V	AC/DC 220,110
12	Rated operator opening voltage(DC)		V	AC/DC 220,110
13	Clearance between open contact		mm	11±1
14	Over-travel(Contact spring compression degree)		mm	3.5±0.5
15	Three phase points,closing bounce time		ms	≤2
16	Contact closing bounce time		ms	≤2
17	Average opening speed		m/s	1.1±0.2
18	Average closing speed		m/s	0.6±0.2

Using the environment conditions

1.Ambient temperature: -40 ºC ~ +50 ºC.
2.Daily average ambient air relative humidity ≤ 95%, on average ≤ 90%;
3.Wind pressure: less than 700pa.
4.Altitude: less than 3000m.
5.Earthquake intensity: not more than 9 degrees.

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Packaging

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