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electronic overload relay for motor TeSys - 5...25 A - 24 V AC/DC

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  • Main
    device short name
    LR97
    product or component type
    Electronic overcurrent relay
    device application
    Protection
    relay application
    Locked rotor, mechanical jamming I > 3 x Isetting
    Overload Imax > Isetting
    Sensitivity to phase failure
    product compatibility
    LC1D09...D38
    network type
    AC
    DC
    [Us] rated supply voltage
    24 V AC/DC
    thermal protection adjustment range
    5...25 A
    [Ue] rated operational voltage
    600 V AC 50/60 Hz for power circuit conforming to CSA
    600 V AC 50/60 Hz for power circuit conforming to UL
    690 V AC 50/60 Hz for power circuit conforming to IEC 60947-4-1
    quantity per set
    Set of 10
    Complementary
    network frequency
    50...60 Hz
    mounting support
    Direct on contactor
    Rail
    tripping threshold
    5...21 A
    surge withstand
    6 kV conforming to IEC 61000-4-5
    contacts type and composition
    1 C/O
    [Ith] conventional free air thermal current
    3 A for control circuit
    protection type
    BS fuse 3 A - for control circuit
    GB2 circuit breaker 3 A - for control circuit
    GG fuse 3 A - for control circuit
    maximum power
    28 W at 110 V DC conforming to IEC 60947
    28 W at 220 V DC conforming to IEC 60947
    55 W at 24 V DC conforming to IEC 60947
    55 W at 48 V DC conforming to IEC 60947
    140 VA at 48 V AC conforming to IEC 60947
    360 VA at 110 V AC conforming to IEC 60947
    360 VA at 220 V AC conforming to IEC 60947
    70 VA at 24 V AC conforming to IEC 60947
    [Ui] rated insulation voltage
    600 V power circuit conforming to CSA
    600 V power circuit conforming to UL
    690 V power circuit conforming to IEC 60947-4-1
    [Uimp] rated impulse withstand voltage
    6 kV
    phase failure sensitivity
    < 3 s
    reset
    Automatic reset 120 s fixed
    Electrical by interruption of power supply for minimum 0.1 s
    Manual reset
    time range
    0.2...10 s - O-time knob
    0.3...10 s - O-time knob
    0.5..30 s - D-time knob
    signalling function
    2 LEDs
    connections - terminals
    Control circuit : cable 1 cable 1...25 mm² - cable stiffness: flexible - with cable end cable end
    Control circuit : cable 1 cable 1...25 mm² - cable stiffness: flexible - without cable end cable end
    Power circuit : cable 1 cable 1...4 mm² - cable stiffness: flexible - with cable end cable end
    Power circuit : cable 1 cable 1.5...10 mm² - cable stiffness: flexible - without cable end cable end
    Power circuit : lug-clamp 1 cable 1...4 mm² - cable stiffness: flexible - with cable end cable end
    Power circuit : lug-clamp 1 cable 1.5...10 mm² - cable stiffness: flexible - without cable end cable end
    Control circuit : cable 2 cable 1...25 mm² - cable stiffness: flexible - with cable end cable end
    Control circuit : cable 2 cable 1...25 mm² - cable stiffness: flexible - without cable end cable end
    Control circuit : lug-clamp 1 cable 1...25 mm² - cable stiffness: flexible - with cable end cable end
    Control circuit : lug-clamp 1 cable 1...25 mm² - cable stiffness: flexible - without cable end cable end
    Control circuit : lug-clamp 2 cable 1...25 mm² - cable stiffness: flexible - with cable end cable end
    Control circuit : lug-clamp 2 cable 1...25 mm² - cable stiffness: flexible - without cable end cable end
    tightening torque
    Control circuit : 0.6...1.2 N.m - on lug-clamp
    Power circuit : 2 N.m - on cable
    height
    67.5 mm
    width
    45 mm
    depth
    67.5 mm
    product weight
    0.172 kg
    Environment
    standards
    IEC 60255-6
    IEC 60947
    product certifications
    CSA
    GOST
    UL
    protective treatment
    TH conforming to IEC 60068
    IP degree of protection
    IP20 conforming to IEC 60529
    ambient air temperature for operation
    -25...60 °C conforming to IEC 60947-4-1
    ambient air temperature for storage
    -30...80 °C
    operating altitude
    2000 m
    fire resistance
    850 °C conforming to IEC 60695-2-1
    shock resistance
    15 gn 11 ms conforming to IEC 60068-2-7
    vibration resistance
    4 gn conforming to IEC 60068-2-6
    dielectric strength
    2 V at 50 Hz conforming to IEC 60255-5
    resistance to electrostatic discharge
    6 kV in indirect mode
    8 kV in air
    resistance to radiated fields
    10 V/m level 3
    resistance to fast transients
    2 kV
    disturbance radiated/conducted
    10 V conforming to EN 61000-4-6
    Class A conforming to EN 55011
    Contractual warranty
    Warranty period
    18 months
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