Description
Applying Ambient Conditions
1.Altitude: ≤2000m
2. Ambient temperature at -5ºC to +40ºC, the daily average temperature should not more than 30ºC.
3.The daily average of relative humidity is less than 95%, the average monthly is less than 90%.
4.Working environment should be without steam, gas, chemical corrosive deposition, salt fog, dust, dirt and other dangerous explosive media
5. Working environment should not be regular vibration or serious bumps.
6. The inclination of the mounting surface to the vertical surface does not exceed 15°. The installation category is usually
category III.
Features
1.High arc extinguishing capacity
2. Good pressure resistance
3. High operating frequency
4. Long life
5. No arcing out
6. Small volume
7.Light weight
8.Longer maintenance intervals
Product Paramenters
| The contactor is divided into the following types
(1) Outgoing mode: before board; (2) pole number of main circuit: three poles; (3) control loop mode: DC magnetic system. The AC control power supply supplies the coil through the rectifier bridge. (4) Auxiliary contacts are divided into three normal open and three normal closed. (5) The shell of vacuum interrupter is ceramic structure. The rated data of this contactor are as follows (1) Rated working voltage 1140 volts; (2) Rated working current: 400 amperes, 250 amperes; (3) Rated control circuit voltage: 380 volts, 220 volts, 36 volts.
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