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    Electrical Phase
    Electrical Phase
    Three
    Single
    Mounting Location
    Mounting Location
    DIN Rail
    Surface
    Auxiliary Contact Switch Starting Position
    Auxiliary Contact
    Switch Starting Position
    1 Off (Normally Open)
    1 On (Normally Closed)
    2 Off (Normally Open)
    Number of Auxiliary Contacts
    Number of Auxiliary Contacts
    0
    1
    2
    3
    Reversing Capability
    Reversing Capability
    Nonreversing
    Reversing
    Maximum Overload Current
    Maximum Overload Current
    Less than 10 A
    10 to 19.9 A
    20 to 24.9 A
    25 to 49.9 A
    50 A or greater
    Minimum Overload Current
    Minimum Overload Current
    Less than 5 A
    5 to 9.9 A
    10 to 19.9 A
    20 to 24.9 A
    25 A or greater
    Switching Current
    Switching Current
    6A
    9A
    10A
    11A
    17A
    20A
    22A
    25A
    28A
    32A
    45A
    55A
    Specifications Met
    Specifications Met
    IEC
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    Number of Circuits Controlled
    Number of Circuits Controlled
    3
    4
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Industry Designation
    Industry Designation
    3PST-NO
    4PST-NO
    4PST-3NO/1NC
    4PST-2NO/2NC
    Number of Mounting Holes
    Number of Mounting Holes
    2
    4
    Mounting Hole Diameter
    Mounting Hole Diameter
    0.16"
    0.17"
    0.21"
    0.22"
    0.24"
    Wire Connection Type
    Wire Connection Type
    Screw
    Terminals
    Screw-Clamp
    Terminals
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