ZW32-12(FDGM) Outdoor high voltage vacuum circuit breaker

Description:

• Classification Series ：Outdoor Vacuum Circuit Breaker • Product Name ：ZW32-12(FDGM) Outdoor high voltage vacuum circuit breaker • Product Overview： ZW32-12(FDGM) model outdoor AC vacuum circuit breaker is used to make and break load current,overload current and short-circuit cur rent in12/24kV,50/60Hz power system.It is applicable for substations,industry and mining...

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Detailed Description

ZW32-12(FDGM) model outdoor AC vacuum Circuit Breaker is used to make and break load current,overload current and short-circuit cur rent in12/24kV,50/60Hz power system.It is applicable for substations,industry and mining,urban and rural electricity power networks,especially foroccasions with frequent operation and automatic power distribution network.It accords with the standard of IEC62271-100&GB1984:AC highvoltage circuit breaker,IEC60694&GB/T11022:HV General technical requirement of switch and control apparatus.

Model description

Ambient condition

1.Altitude:<2000mm;

2.Ambient temperature:-40℃~+45℃

3.Wind speed:34m/s;

4.Earthquake intensity:<8 degree;

5.Ambient pollution:IV;

6.Ice thickNess:10mm;

7.Applicable occasions should be free from inflammables,explosives,corrosives and severe vibrations.

Technical Parameters

No	Name			Unit	12kV
1	Rated voltage			kV	12
2	Rated current			A	630、1250
3	Rated insulating level	1min 1min.PF withstand voltage	dry	kV	42(across open contacts:48)


			wet		34
4		Lightning impulse withstand voltage(peak)		kV	75(across open contacts:85)

5	Rated short-circuit breaking current			kA	20、25
6	Rated short-circuit making current (peak)			kA	50、63
7	Rated peak withstand current			kA	50、63
8	4s rated short-time withstand current			kA	20、25
9	Rated operating sequence				O-0.3s-CO-180s-CO
10	Breaking times of rated short-cicuit breaking current			times	30
11	Mechanical duration			times	10000
12	Rated voltage of energy storage motor			V	DC或AC220、DC110、48、24
13	Rated operation voltage			V	DC或AC220、DC110、48、24
14	Abrasions thickNess of contacts			mm	3
15	Rated current of over-current release			A	5
16	Current transformer ratio				200/5,400/5,600/5 Protection degree:III class,Class:0.5)

Outline dimension and installation drawing