Vacuum Contactor Switch Fuse Combined Apparatus

Short Description:

Main features of GPVC vacuum contactor – fuse combination apparatus (F-C circuit) 1) APG process solid epoxy resin sealing technology.

2) Modular, streamlined design.

3) Frequent operation, long life, maintenance-free.

4) Limiting role of the fuse can be save cost mostly.

5) Products through the entire type test and plateau test (3000 m)

6) It can be equipped with fuse in a variety of sizes.

7) GPVC handcart fitted directly to the middle-placed metal clad switchgear;

8) Widely used in thermal power plants, metallurgical, petrochemical, mines and other industrial and mining enterprises

9) Products meet GB / T 14808, GB / T 11022, IEC 60470 and other standards.

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Ambient Condition

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

Main Technical Parameters of Gpvc Vacuum Contactor-fuse Combination Apparatus

Items		Unit	Data
Rated Voltage		kV	3.6	7.2	12
1min Power frequency withstand voltage		kV	20	32	42
Lighting impulse withstand voltage		kV	46	60	75
Rated current		A	400	315	200
Rated short-time withstand current (4s)		kA	4
Rated peak withstand current		kA	10
Expected short-circuit breaking current		kA	50
Expected short-circuit close current		kA	130
Main circuit resistance		uΩ	≤250+RFuse
Max. transfer current		A	4000	4000	3200
Rated current breaking times		times	250,000
Mechanical life	Mechanical hold-type	times	300,000
	Electrical hold-type	times	500,000
Main circuit resistance		uΩ	≤150

Plan of the Gpvc Vacuum Contactor-fuse Combination

Plan number		Plan -1	Plan - 2
Primary plan
	Rated current (A)	~400	~400
Main components	Vacuum contactor-Fuse combination - GPVC	1	1
	Current transformer LZZBJ	3	3
	Voltage transformer JDZ10 or JDZX10
	High voltage fuse XRNM-10	3	3
	Earthing switch GPJN15-12		1
	Voltage monitor device	As Users requirement	As Users requirement
Remarks		Motor driving	Motor driving