JCZ5 Vacuum Contactor

The JCZ5 series vacuum contactor is a product of our company that has been optimized and inproved based on the original design.It has the advantages of strong breaking ability,small bounce,and long service life. This product is a three-phase AC 50Hz indoor high-voltage switch control...

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Product Introduction

This product is a three-phase AC 50Hz indoor high-voltage switch control equipment,suitable for power systems with rated working voltages of 7.2KV,12KV and below,and working currents up to 630A.It can control and frequently operate high-voltage electrical equipment and is often used in conjunction with F-C cabinets.It is also widely used in high-voltage capacitor reactive power compensation devices.

Model and meaning

product-372-168

Ambient condition

1 Ambient temperature: max +40°C min -15°C(conveyance under -30°C is allowed)

2 Altitude: ≤1000m

3 Relative humidity: daily average relative humidity: ≤95%; monthly average relative humidity≤90%; daily average saturated vapor pressure ≤2.2*10-3 MPa; monthly average value ≤1.8*10-3 MPa

4 Earthquake intensity: ≤8 degree

5 The installation should be free from fire, explosion, severe vibration, chemical corrosion and serious pollution

Technical Parameter

name	unit	numerical value
Rated voltage	kV	7.2(12)	7.2(12)	7.2(12)	7.2(12)
Rated current	A	160	250	400	630
Rated frequency	Hz	50	50	50	50
Power frequency withstand voltage	32(42)	32(42)	32(42)	32(42)	32(42)
Connection capability	A/100order	1600	2500	4000	6000
On/off capability	A/25order	1280	2000	3200	5000
Ultimate breaking capacity	A/3order	3200	3200	4000	6000
Mechanical lifespan	one million time	100	100	100	100
Opening time	ms	≤120	≤120	≤120	≤120
Closing time	ms	≤150	≤150	≤150	≤150
Contact opening distance	mm	4(5)±0.5	4(5)±0.5	4(5)±0.5	4(5)±0.5
Overtravel	mm	≥1.2	≥1.2	≥1.2	≥1.2
Mechanical lifespan	one million time	50	50	50	50
Electrical lifespan	order	300000	300000	300000	300000