Item Name: GTV1G-12 series Indoor Vacuum Circuit Breaker

GTV1G -12 series indoor vacuum circuit breaker is rated voltage 12KV medium voltage vacuum circuit breaker, it is used as protection and control, unit of power network. Device and power device of industrial and mining enterprise. The setting mainly used of pwer house, power grids, oil and chemical industry, metallurgy, city establishment, such as underground, airport, building, it is suits of indoor air insulation, switchboard KYN96-12.

Standard: GB/T 1984, JB3855, DI403, IEC6271-100&60694

No	Item	Unit	Data
1	Rated voltage	KV	7.2/12
2	Rated frequency	Hz	50/60
3	Rated power frequency withstand voltage (I min)	KV	42
4	Rated lighting impact withstand voltage (peak)		75
5	Rated current	A	Cabinet width 650mm(draw-out) 80mm, 1000mm			Cabinet width 80mm		Cabinet width 1000mm
			630	630	630	160	1250 1600	1600, 2000 2500, 3150
			1250	1250	1250
6	Rated short-circuit breaking current	KA	20	25	31.5	31.5	40	31.5	40
7	Rated short-time withstand current (4S)		20	25	31.5	31.5	40	31.5	40
8	Rated short-circuit closing current		50	63	80	80	100	80	100
9	Rated peak withstand current (peak)		50	63	80	80	100	80	100
10	Rated short-circuit current breaking times		30
11	Rated current of single/back-to-back capacitor bank	A	630/400 (for 40KA is 800/400)
12	Main conducting loop resistance	μ Ω	≤ 65μ
13	Rated operating order	Times	O-0.3S-CO-180S-CO
14	Rated operating voltage	V	AC220/110, DC220/110
15	Mechanism life	Times	2000
16	weight	kg	140