Vsg12 Vacuum Circuit Breaker, Indoor Type

• Model Number: Vsg
• Pole: 3
• Max. Current: 630,1250A
• Max. Voltage: 24kv
• Application: Switchgear
• Rated Voltage: 12kv
• Model NO.: VSG
• Rated Current: 630A/1250A
• Frequency: 50/60Hz
• Transport Package: Standard Export Packing
• Trademark: GRENO
• Origin: Xiamen, China
• Production Capacity: 5000PCS/Year

Product Description

Indoor 3 Phase Drawout Vcb Vacuum Circuit Breaker in China

Product Description
It is three- phase AC, 50 Hz indoor power distribution equipment with the voltage of 12KV. It can be used for protecting and controlling equipments in the fields of power supply and distribution system such as substation and industrial and mining industry etc.
It can match with KYN28(GBM) type of switchgears.The products meet standards of IEC,this seriesof products include:VCB truck,isolation truck and fuse truck etc.

Application
Used for control and protection of substations and equipment; The connection and disconnection of short-circuit currents in the power grid under various operating conditions.

Product Standard
-IEC56 and similar standards in other main industrialized countries
-IEC62271-100 high voltage switchgear and control gear part 1: AC breaker

Features 
1.Embedded pole can greatly improve the reliability of insulation, mechanical and breaking performance and really realize the free-maintenance and longer mechanical and electrical life.The embedded poles saves more accessories like fasteners and conduct joints comparing with traditional assembled poles.
2. Mechanism could be manual or motorized.
3.The product is suitable for many kinds of withdrawable metal-clad switchgears  and can be fixed installation.

Datas

NO.	Name		Unit	VSG
1	Rated Voltage Un		kV	12
2	Rated Frequency		Hz	50
3	Rated Current		A	630
4	Rated Short-circuit  Breaking Current		kA	31.5
5	Rated Short-circuit Making Current (Peak Value)		kA	80
6	Rated Short Time withstand Current(rms)		kA	31.5
7	Rated shor-circuit endurance		s	4
8	Rated peak withstand current		kA	80
9	Rated Cable Charging Breaking Current		A	25
10	Electrical Endurance Class		Class	E2
11	Capacitive Current Breaking and Making Capacity		Cass	C2
12	Mechanical Endurance		Times	10000
13	SF6 gas anual leakage rate
14	Rated insulation level		Unit
	1min power frequency withstand voltage (rms)	On isolating distance	kV	48
		Phase to phase	kV	42
		Phase to earth	kV	42
	Lightning Impulse Withstand Voltage(peak)	On isolating distance	kV	85
		Phase to phase	kV	75
		Phase to earth	kV	75

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