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View all Harmony XB4/ZB4 Metal Push Buttons
Schneider Eletric ZB4BT844 Picture

ZB4BT844

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Schneider Eletric ZB4BT844 Picture
ZB4BT844
Green premium brand logo

red Ø30 Emergency stop, switching off head Ø22 trigger and latching push-pull

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* Price is “List Price” and may be subject to a trade discount – check with your local distributor or retailer for actual price.
  • Product availability
    Non-Stock - Not normally stocked in distribution facility
  • Price*
    54.00 USD
Where to Buy
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  • Main
    range of product
    Harmony XB4
    product or component type
    Head for emergency switching off push-button
    device short name
    ZB4
    bezel material
    Chromium plated metal
    mounting diameter
    0.87 in (22 mm)
    sale per indivisible quantity
    1
    shape of signaling unit head
    Round
    type of operator
    trigger action and mechanical latching
    reset
    Push-pull
    operator profile
    Red mushroom Ø 30 mm, unmarked
    head type
    Standard
    Complementary
    CAD overall width
    1.18 in (30 mm)
    CAD overall height
    1.18 in (30 mm)
    CAD overall depth
    2.20 in (56 mm)
    net weight
    0.17 lb(US) (0.078 kg)
    resistance to high pressure washer
    1015.26 psi (7000000 Pa) 131 °F (55 °C) 0.1 m
    mechanical durability
    300000 cycles
    electrical composition code
    C7 4 single front mounting
    C8 4 single and double front mounting
    C11 3 single front mounting
    C15 1 single front mounting
    C10 4 single and double front mounting
    device presentation
    Basic element
    Environment
    protective treatment
    TH
    ambient air temperature for storage
    -40…158 °F (-40…70 °C)
    ambient air temperature for operation
    -40…158 °F (-40…70 °C)
    electrical shock protection class
    Class I IEC 61140
    IP degree of protection
    IP66 IEC 60529
    IP67
    IP69
    IP69K
    NEMA degree of protection
    NEMA 13
    NEMA 4X
    NEMA 4
    NEMA 12
    IK degree of protection
    IK06 IEC 50102
    standards
    GB 14048.5
    UL 508
    CSA C22.2 No 14
    EN/IEC 60947-5-1
    EN/IEC 60947-1
    EN/ISO 13850
    EN/IEC 60947-5-5
    IEC 60364-5-53
    JIS C8201-5-1
    EN/IEC 60947-5-4
    JIS C8201-1
    product certifications
    UL listed
    DNV
    CSA
    BV
    LROS (Lloyds register of shipping)
    RINA
    GL
    vibration resistance
    5 gn 2…500 Hz)IEC 60068-2-6
    shock resistance
    30 gn 18 ms) half sine wave acceleration IEC 60068-2-27
    50 gn 11 ms) half sine wave acceleration IEC 60068-2-27
    Ordering and shipping details
    Category
    22468 - PUSHBUTTONS,22MM(METAL) NEW
    Discount Schedule
    CS2
    GTIN
    00785901374534
    Package weight(Lbs)
    0.08 kg (0.17 lb(US))
    Returnability
    No
    Country of origin
    CZ
    Offer Sustainability
    Sustainable offer status
    Green Premium product
    REACh Regulation
    REACh free of SVHC
    Yes
    EU RoHS Directive
    Pro-active compliance (Product out of EU RoHS legal scope)
    EU RoHS Declaration
    Toxic heavy metal free
    Yes
    Mercury free
    Yes
    RoHS exemption information
    China RoHS Regulation
    Environmental Disclosure
    Circularity Profile
    Contractual warranty
    Warranty
    18 months

  • Documents

    Language
    • English
    Catalog
    Date
    Size
    Add to My Documents
    Harmony XB4 metal - pushbuttons, switches and pilot lights (Version 10.1)
    Harmony XB4 metal - pushbuttons, switches and pilot lights (pdf)
    Date 7/29/19
    Size 20.5 MB
    Certificate
    Date
    Size
    Add to My Documents
    IECEE CB SCHEME Certificate XB4 XB5 Emergency stops (Version 1.0)
    IECEE CB SCHEME Certificate XB4 XB5 Emergency stops (pdf)
    Date 5/28/19
    Size 231.2 KB
    IECEE CB SCHEME Certificate XB4B, XB4F, ZB4B, ZB4F, ZB4S, XB5A, XB5F, XB5EV, ZALV, ZB5A, ZB5C, ZB5F, ZB5S, ZBE, ZBP, ZBV, ZBW, ZBY, ZBZ, ZENL, ZB2BE, XD4P, ZD4P, ZD5P (Version 1.0)
    IECEE CB SCHEME Certificate XB4B, XB4F, ZB4B, ZB4F, ZB4S, XB5A, XB5F, XB5EV, ZALV, ZB5A, ZB5C, ZB5F, ZB5S, ZBE, ZBP, ZBV, ZBW, ZBY, ZBZ, ZENL, ZB2BE, XD4P, ZD4P, ZD5P (pdf)
    Date 5/23/19
    Size 163.3 KB
    XB4 XB5 ZBE ZEN ZBV ZAL ZB4 ZB5 ZBZ XD4 XD5 ZBY ZBC ZBD ZBG ZBP ZB2 Control and signaling units (Version 1.0)
    XB4 XB5 ZBE ZEN ZBV ZAL ZB4 ZB5 ZBZ XD4 XD5 ZBY ZBC ZBD ZBG ZBP ZB2 Control and signaling units (PDF)
    Date 2/24/17
    Size 155.7 KB
    XB4 XB5 XALK Emergency stop pushbuttons (Version 1.0)
    XB4 XB5 XALK Emergency stop pushbuttons (pdf)
    Date 2/18/14
    Size 94.2 KB
    EU RoHS Declaration
    Date
    Size
    Add to My Documents
    ZB4BT844_ROHS_DECLARATION (pdf)
    Date 10/14/19
    Size 195.3 KB
    REACh Declaration
    Date
    Size
    Add to My Documents
    ZB4BT844_REACH_DECLARATION (pdf)
    Date 10/14/19
    Size 195.3 KB
    RoHs China Declaration
    Date
    Size
    Add to My Documents
    ZB4BT844_ROHS_CHINA_DECLARATION (pdf)
    Date 10/14/19
    Size 195.3 KB

  • Technical FAQs

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  • Additional Information

  • Dimensions Drawings

    Dimensions



  • Mounting and Clearance

    Panel Cut-out for Pushbuttons, Switches and Pilot Lights (Finished Holes, Ready for Installation)

    Connection by Screw Clamp Terminals or Plug-in Connectors or on Printed Circuit Board

    Connection by Faston Connectors



    (1)
    Diameter on finished panel or support
    (2)
    40 mm min. / 1.57 in. min.
    (3)
    30 mm min. / 1.18 in. min.
    (4)
    Ø 22.5 mm / 0.89 in. recommended (Ø 22.3 mm 0+0.4 / 0.88 in. 0+0.016)
    (5)
    45 mm min. / 1.78 in. min.
    (6)
    32 mm min. / 1.26 in. min.


    Pushbuttons, Switches and Pilot Lights for Printed Circuit Board Connection
    Panel Cut-outs (Viewed from Installer’s Side)


    A:
    30 mm min. / 1.18 in. min.
    B:
    40 mm min. / 1.57 in. min.

    Printed Circuit Board Cut-outs (Viewed from Electrical Block Side)

    Dimensions in mm


    A:
    30 mm min.
    B:
    40 mm min.

    Dimensions in in.


    A:
    1.18 in. min.
    B:
    1.57 in. min.

    General Tolerances of the Panel and Printed Circuit Board

    The cumulative tolerance must not exceed 0.3 mm / 0.012 in: T1 + T2 = 0.3 mm max.

    Installation Precautions

    • Minimum thickness of circuit board: 1.6 mm / 0.06 in.

    • Cut-out diameter: 22.4 mm ± 0.1 / 0.88 in. ± 0.004

    • Orientation of body/fixing collar ZB4 BZ009: ± 2°30’ (excluding cut-outs marked a and b).

    • Tightening torque of screws ZBZ 006: 0.6 N.m (5.3 lbf.in) max.

    • Allow for one ZB4 BZ079 fixing collar/pillar and its fixing screws:

      • every 90 mm / 3.54 in. horizontally (X), and 120 mm / 4.72 in. vertically (Y).

      • with each selector switch head (ZB4 BD•, ZB4 BJ•, ZB4 BG•).

    The fixing centers marked a and b are diagonally opposed and must align with those marked 4 and 5.


    (1)
    Panel
    (2)
    Printed circuit board

    Mounting of Adapter (Socket) ZBZ 01•

    • 1 2 elongated holes for ZBZ 006 screw access

    • 2 1 hole Ø 2.4 mm ± 0.05 / 0.09 in. ± 0.002 for centring adapter ZBZ 01•

    • 3 8 × Ø 1.2 mm / 0.05 in. holes

    • 4 1 hole Ø 2.9 mm ± 0.05 / 0.11 in. ± 0.002, for aligning the printed circuit board (with cut-out marked a)

    • 5 1 elongated hole for aligning the printed circuit board (with cut-out marked b)

    • 6 4 holes Ø 2.4 mm / 0.09 in. for clipping in adapter ZBZ 01•

    Dimensions An + 18.1 relate to the Ø 2.4 mm ± 0.05 / 0.09 in. ± 0.002 holes for centring adapter ZBZ 01•.


  • Technical Description

    Electrical Composition Corresponding to Code C7



    Electrical Compositions Corresponding to Code C8



    Electrical Compositions Corresponding to Code C10



    Electrical Composition Corresponding to Codes C9, C11, SF1 and SR1



    Electrical Composition Corresponding to Code C15

    1 N/O


    1 N/C


    1 N/O + N/C or 1 N/O + N/O or 1 N/C + N/C



    Legend

    Single contact


    Double contact


    Light block


    Possible location



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