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Schneider Electric XCKN2721P20 Image
To be discontinued

XCKN2721P20

Green premium brand logo
Schneider Electric XCKN2721P20 Image
To be discontinued
XCKN2721P20
Green premium brand logo

limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20

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Commercial status
To be discontinued on 30 November 2020
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  • Main
    range of product
    OsiSense XC
    series name
    Standard format
    product or component type
    Limit switch
    device short name
    XCKN
    sensor design
    Compact
    body type
    Fixed
    head type
    Plunger head
    material
    Plastic
    body material
    Plastic
    head material
    Plastic
    fixing mode
    By the body
    movement of operating head
    Linear
    type of operator
    Spring return roller lever plunger thermoplastic
    type of approach
    Lateral approach, 1 direction
    cable entry
    1 entry tapped for M20 x 1.5 cable gland, cable outer diameter: 7…13 mm
    number of poles
    2
    contacts type and composition
    2 NC
    contact operation
    Slow-break, simultaneous
    sale per indivisible quantity
    20
    Complementary
    switch actuation
    By 30° cam
    electrical connection
    Screw-clamp terminals, clamping capacity: 1 x 0.34...2 x 1.5 mm²
    contacts insulation form
    Zb
    positive opening
    With
    positive opening minimum force
    10 N
    minimum force for tripping
    6 N
    maximum actuation speed
    1 m/s
    contact code designation
    A300, AC-15 (Ue = 240 V), Ie = 3 A, Ithe = 10 A conforming to EN/IEC 60947-5-1 appendix A
    R300, DC-13 (Ue = 250 V), Ie = 0.1 A conforming to EN/IEC 60947-5-1 appendix A
    [Ui] rated insulation voltage
    300 V conforming to UL 508
    500 V (pollution degree 3) conforming to IEC 60947-1
    300 V conforming to CSA C22.2 No 14
    [Uimp] rated impulse withstand voltage
    6 kV IEC 60664
    6 kV IEC 60947-1
    short-circuit protection
    10 A cartridge fuse, type gG
    mechanical durability
    10000000 cycles
    width
    30 mm
    height
    94 mm
    depth
    30 mm
    net weight
    0.07 kg
    terminals description ISO n°1
    (21-22)NC
    (11-12)NC
    Environment
    shock resistance
    45 gn for 11 ms conforming to IEC 60068-2-27
    vibration resistance
    25 gn (f= 10…500 Hz) conforming to IEC 60068-2-6
    IP degree of protection
    IP65 conforming to IEC 60529
    IK degree of protection
    IK04 conforming to EN 50102
    overvoltage category
    Class II conforming to IEC 61140
    Class II conforming to NF C 20-030
    ambient air temperature for operation
    -25…70 °C
    ambient air temperature for storage
    -40…70 °C
    protective treatment
    TC
    product certifications
    CCC
    UL
    CSA
    standards
    EN/IEC 60947-5-1
    UL 508
    EN/IEC 60204-1
    CSA C22.2 No 14
    Offer Sustainability
    Sustainable offer status
    Green Premium product
    REACh Regulation
    EU RoHS Directive
    Pro-active compliance (Product out of EU RoHS legal scope)
    EU RoHS Declaration
    Mercury free
    Yes
    RoHS exemption information
    Environmental Disclosure
    Contractual warranty
    Warranty
    18 months
  • View more View less

    Documents

    Language
    • All Languages10
    • English9
    • French2
    Catalogue
    Format
    Size
    Date
    Add to My Documents
    Catalogue Limit switches XC Standard range English 03/2020 (Version 2.0)
    Description
    Miniature design, metal limit switches. Miniature design limit switches for mobile equipment. Compact design limit switches, plastic or metal. Compact design limit switches, plastic or metal, with reset. Complete units or modular units. Bodies, heads and contact blocks. EN 50041 format limit switches. Industrial EN 50041 format limit switches. Limit switches for low temperature applications (- 40 °C). Limit switches for high temperature applications (+ 120 °C).
    prp.document.label.format pdf
    Size 62.1 MB
    Date 5/4/20
    Description
    Miniature design, metal limit switches. Miniature design limit switches for mobile equipment. Compact design limit switches, plastic or metal. Compact design limit switches, plastic or metal, with reset. Complete units or modular units. Bodies, heads and contact blocks. EN 50041 format limit switches. Industrial EN 50041 format limit switches. Limit switches for low temperature applications (- 40 °C). Limit switches for high temperature applications (+ 120 °C).
    prp.document.label.format pdf
    Size 60.6 MB
    Date 5/20/20
    Certificate
    Format
    Size
    Date
    Add to My Documents
    XC... limit switches - UL certification record (Version 1.0)
    Description
    UL certification record (listed products)
    prp.document.label.format pdf
    Size 353.6 KB
    Date 8/15/19
    Description
    UL certification record (listed products)
    prp.document.label.format pdf
    Size 66.4 KB
    Date 11/3/09
    Description
    CSA certificate of compliance
    Declaration of conformity
    Format
    Size
    Date
    Add to My Documents
    XC... limit switches - EU declaration of conformity (Version 1.0)
    Description
    EU declaration of conformity
    prp.document.label.format pdf
    Size 645.5 KB
    Date 11/22/16
    Description
    EU declaration of conformity
    End of Life Information
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 178.8 KB
    Date 8/1/13
    EU RoHS Declaration
    Format
    Size
    Date
    Add to My Documents
    XCKN2721P20 : limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20
    Description
    limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20
    prp.document.label.format pdf
    Size 195.3 KB
    Date 6/3/20
    Description
    limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20
    Product Environmental Profile
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 349.1 KB
    Date 11/1/17
    prp.document.label.format pdf
    Size 267.6 KB
    Date 11/1/07
    REACh Declaration
    Format
    Size
    Date
    Add to My Documents
    XCKN2721P20 : limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20
    Description
    limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20
    prp.document.label.format pdf
    Size 195.3 KB
    Date 6/3/20
    Description
    limit switch XCKN - th.plastic roller lever plung. Hor - 2NC - slow - M20
  • Technical FAQs

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  • Dimensions Drawings

    Dimensions


    (1)
    1 tapped entry for M20 x 1.5
    (2)
    Ø: 2 elongated holes Ø 4.3 x 6.3 on 22 mm centres, 2 holes Ø 4.3 on 20 mm centres.


  • Mounting and Clearance

    Mounting with Cable Entry
    Position of Cable Gland


    (1)
    Recommended
    (2)
    To be avoided


  • Connections and Schema

    Wiring Diagram
    2-pole NC + NC Simultaneous, Slow Break



  • Technical Description

    Characteristics of Actuation
    Switch Actuation by 30° Cam



    Functionnal Diagram


    (P)
    Positive opening point
    (A)
    Cam displacement
    (1)
    NC contact with positive opening operation
    (2)
    Closed
    (3)
    Open