Vacuum contactor uses vacuum interrupter to extinguish arc to frequently connect and cut off normal working current. It is usually used for 6-40.5kV system AC motor in long distance connection and disconnection.
Product Details
Application
JCZ5 series AC Vacuum Contactor is designed for long-distance making and breaking in circuit, frequency starting and controlling AC motor in the power system with AC 50 Hz-60Hz, rated operating voltage to 1140V. It also can be formed with thermal relay and all kinds of protection apparatus, as electromagnetic starter, especially applies to explosion electromagnetic starter and all sorts of power control equipment. It may apply to the department of mine, metallurgy, petroleum, chemical industry, power, communication transportation and so on.
Normal working and installation conditions
Ambient temperature: -25ºC~+40ºC
Altitude: ≤2000
Humidity: Relative humidity on daily average less than 95%, on monthly average less than 90%.
Water vapor pressure on daily average less than 2.2kPa, on monthly average less than 1.8kPa.
No normally violent vibration.
By summarizing the user's experience for many years and combining with the company's rich design experience, the company redesigned the original product, which greatly improved the appearance, performance index, reliability and ease of use and maintenance of the product.