China Wholesale 3200A Acb Suppliers – 12 17.5 24kV Indoor Vacuum Circuit Breakers, GPVN-E Series – Greenpower

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China Wholesale 3200A Acb Suppliers – 12 17.5 24kV Indoor Vacuum Circuit Breakers, GPVN-E Series – Greenpower Detail:

Ambient Condition

Ambient temperature: -25℃~+45℃, daily average: ≤35℃
Altitude: 1000m(Standard); can up to 4500m for special ordering;
Relative humidity: daily average ≤95%, monthly average ≤90%;
Earthquake intensity ≤8 degree;
Applicable occasions should be free from inflammables, explosives, corrosives and severe vibration.

Model

GPVN -12Kv/17.5kV Indoor AC High Voltage Vacuum Circuit Breaker

Technical Specifications

No.	Item	Unit	Data
1	Rated voltage	kV	7.2~12(15/17.5)
2	Rated frequency	Hz	50/60
3	Rated current	A	630,1000,1250			1600	2000,2500,3150	4000
4	Rated short-circuit breaking current	kA	20	25	31.5	31.5	40	40	50
5	Rated short-circuit making current	kA	50	63	80	80	100	100	125
6	Rated short-time withstand current	kA	20	25	31.5	31.5	40	40	50
7	Rated peak withstand current	kA	50	63	80	80	100	100	125
8	Rated pull-out breaking current	kA			12.6	12.6	16	16	20
9	Rated out-of-phase earthing fault breaking current	kA	17.4	21.7	27.4	27.4	34.7	34.7	43.5
10	Rated short-circuit breaking current breaking time	Times	50				30	30	12
11	Rated operation sequence		O-0.3s-CO-180s-CO				O-180s-CO-180s-CO
12	Rated breaking current of single capacitor bank	A	630
13	Rated breaking current of back to back capacitor bank	A	400
14	1min. Power frequency withstand voltage	kV	Phase to phase/ to earth: 42, across open contacts:48
15	Lightning impulse withstand voltage	kV	Phase to phase/ to earth: 75, across open contacts:85
16	Mechanical life	Times	20000
17	Closing time	ms	≤75
18	Opening time	ms	≤60
19	Power storage time under rated voltage	s	≤10

Outline Dimension of GPVN-12E

GPVN-24□ Indoor AC High Voltage Vacuum Circuit Breaker

Technical Specification

No.	Item	Unit	Data
1	Rated voltage	kV	24
2	Rated frequency	Hz	50/60
3	Rated current	A	630 1250 1600 2000 2500 3150 4000
4	Rated short-circuit breaking current	kA	20	25	31.5	31.5
5	Rated short-circuit making current	kA	50	63	80	80
6	Rated short-circuit withstand current(4s)	kA	20	25	31.5	31.5
7	Rated peak withstand current	kA	50	63	80	80
8	Rated out-of-step breaking current	kA			12.6	12.6
9	Rated breaking current of out-of-phase earth fault	kA	17.4	21.7	27.4	27.4
10	Rated breaking times of short-circuit breaking current	Times	50
11	Rated operating sequence		O-0.3s-CO-180s-CO
12	Rated breaking current of single capacitor bank	A	630
13	Rated breaking current of back-to-back capacitor bank	A	400
14	1min. Power frequency withstand voltage	kV	50
15	Lightning impulse withstand voltage	kV	125
16	Mechanical life	Times	20000
17	Closing time	ms	75
18	Opening time	ms	60
19	Storage time under rated voltage	s	10

Dimension of GPVN-24E/(630~1250A) Breakers

Dimension of GPVN-24E/(1600~3150A) Breakers

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24kv Vcb