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    Siemens SIRIUS 3SK1 4 Auxiliary Contacts Safety Relay 24V dc, Single Channel 4 Safety Contacts

    Subtotal (1 unit)*

    €217.72

    (exc. VAT)

    €267.80

    (inc. VAT)

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    • 55 unit(s) ready to ship from another location
    • Plus 2 unit(s) shipping from 21 August 2025
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    RS Stock No.:
    784-5819
    Distrelec Article No.:
    304-11-451
    Mfr. Part No.:
    3SK1121-2AB40
    Manufacturer:
    Siemens
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    Brand

    Siemens

    Supply Voltage

    24V dc

    Number of Channels

    1

    Safety Contacts

    4

    Function

    Safety Monitoring

    Auxiliary Contacts

    4

    Reset Method

    Automatic, Monitored

    Range

    SIRIUS

    Safety Category ISO 13849-1

    4

    PL ISO 13849-1

    e

    SIL IEC 61508

    3

    Terminal Type

    Cage Clamp

    Configurable

    Yes

    Standards Met

    RoHS Compliant

    Width

    22.5mm

    Depth

    122mm

    Safety Category

    3

    Series

    3SK1

    Performance Level

    e

    Length

    100mm

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