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    3 Phase AC Vacuum Contactor, 400A, 1140V

    $272.85
    36V/ 110V/ 220V/ 380V coil voltage ac vacuum contactor for sale online is three phase ac contactor. Its main circuit rated voltage is 1140 volt and the rated current is 400 A. The contactor is designed for frequency starting and controlling AC motor in the power system with AC 50Hz - 60Hz. 2±0.5 mm open distance, 120±20 N final power.
    SKU: ATO-AVC-400
    *
    Free Shipping Worldwide
    Delivery date: 6-12 days

    High sensitivity 4 pole vacuum ac contactor for device protection has economical price. 100 times making capacity, 25 times breaking capacity, 3000000 times long electrical life.

    Specification

    Model ATO-CKJ5-400-1140
    Rated voltage Main circuit 1140V
    Control circuit (AC) 36V, 110V, 220V, 380V
    Rated current 400A
    Main contact parameter Open distance 2±0.5 mm
    Over distance >1.5 mm
    Final power 120±20 N
    Power frequency withstand voltage Main circuit 4200V
    Auxiliary circuit 2500V
    Control circuit 2000V
    Phase 3
    Frequency AC 50Hz or 60Hz
    Making capacity 10 le 100 times
    Breaking capacity 8 le 25 times
    Max making & breaking capacity (A) 4500 3 times
    Electric life AC3 600000 times
    AC4 20000 times
    Electrical life 3000000 times
    Function Device protection
    Electricity type Vacuum
    Ambient temperature -25℃ to 40℃
    Packaging details Standard package or according to customer's requirements
    Weight 11.3kg

    AC vacuum contactor outline and installation dimension (Unit: mm)

    ATO 400A ac vacuum contactor outline and installation dimension

    Tips: Structural characteristics of ac vacuum contactor

    1. The ac vacuum contactor is composed of a magnetic system, a contact system, and an auxiliary contact.
    2. The ac vacuum contactor is a three-dimensional structure, the upper part is the contact system, and the lower part is the electromagnetic system.
    3. The magnetic system of the ac vacuum contactor is composed of a coil, an iron core and a rectifier, and is installed in a base made of cast aluminum alloy or DMC.
    4. The ac vacuum contactor is a plane structure, the left part is the contact system, and the right part is the electromagnetic system.
    5. The contact system of the ac vacuum contactor is composed of moving and static contacts and a vacuum interrupter, which is installed in a base made of insulating materials.
    6. The vacuum interrupter adopts new contact materials for one-time sealing and discharge, and the electromagnetic system adopts DC double coils.
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