Welcome to the Schneider Electric Website

Welcome to our website.

Select your location

Welcome the the Schneider Electric French website. It looks like you are located in the United States, would you like to change your location?

Traduisez en francais
View all   TeSys LRD
LRD3357 Product picture

LRD3357

LRD3357 Product picture
LRD3357

TeSys LRD thermal overload relays - 37...50 A - class 10A

Show more characteristics
The maximum number of products that can be compared is 4. Remove already added products.

LRD3357 is replaced by:
Product
Qty
LRD350
Qty
1
The maximum number of products that can be compared is 4. Remove already added products.
  • Reason for substitution: End of life
  • Substitution date: 30 December 2009
1
  • Main
    range
    TeSys
    product name
    TeSys LRD
    product or component type
    Differential thermal overload relay
    device short name
    LRD
    relay application
    Motor protection
    product compatibility
    LC1D95
    LC1D80
    network type
    DC
    AC
    thermal protection adjustment range
    37…50 A
    [Ui] rated insulation voltage
    Power circuit: 1000 V conforming to IEC 60947-4-1
    Power circuit: 600 V conforming to CSA
    Power circuit: 600 V conforming to UL
    Complementary
    network frequency
    0...400 Hz
    mounting support
    Plate, with specific accessories
    Rail, with specific accessories
    Under contactor
    tripping threshold
    1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
    [Ith] conventional free air thermal current
    5 A for signalling circuit
    permissible current
    0.72 A at 500 V AC-15 for signalling circuit
    0.06 A at 440 V DC-13 for signalling circuit
    [Ue] rated operational voltage
    690 V AC 0...400 Hz
    [Uimp] rated impulse withstand voltage
    6 kV
    phase failure sensitivity
    Tripping current 130 % of Ir on two phase, the last one at 0
    control type
    Red push-button: stop
    Blue push-button: reset
    temperature compensation
    -20…60 °C
    connections - terminals
    Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible without cable end
    Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible with cable end
    Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² solid without cable end
    Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end
    Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end
    Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end
    tightening torque
    Control circuit: 1.7 N.m - on screw clamp terminals
    Power circuit: 9 N.m - on screw clamp terminals
    height
    123 mm
    width
    75 mm
    depth
    121 mm
    net weight
    0.51 kg
    Environment
    protective treatment
    TH conforming to IEC 60068
    IP degree of protection
    IP20 conforming to IEC 60529
    ambient air temperature for operation
    -20…60 °C without derating conforming to IEC 60947-4-1
    ambient air temperature for storage
    -60…70 °C
    flame retardance
    V1 conforming to UL 94
    mechanical robustness
    Vibrations: 6 Gn conforming to IEC 60068-2-6
    Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
    dielectric strength
    6 kV at 50 Hz conforming to IEC 60255-5
    standards
    CSA C22.2 No 14
    EN 60947-4-1
    IEC 60947-4-1
    IEC 60947-5-1
    UL 508
    ATEX D 94/9/CE
    EN 60947-5-1
    product certifications
    GL
    DNV
    GOST
    RINA
    LROS (Lloyds register of shipping)
    CSA
    ATEX INERIS
    BV
    UL
    CCC
    Packing Units
    Unit Type of Package 1
    PCE
    Number of Units in Package 1
    1
    Package 1 Weight
    493 g
    Package 1 Height
    8 cm
    Package 1 width
    8.7 cm
    Package 1 Length
    12 cm
    Offer Sustainability
    Sustainable offer status
    Green Premium product
    REACh free of SVHC
    Yes
    EU RoHS Directive
    Toxic heavy metal free
    Yes
    Mercury free
    Yes
    RoHS exemption information
    China RoHS Regulation
    China RoHS declaration
     Pro-active China RoHS declaration (out of China RoHS legal scope)
    Environmental Disclosure
    Circularity Profile
    Contractual warranty
    Warranty
    18 months
  • View more View less

    Documents

    Language
    • All Languages14
    • English14
    • Chinese6
    • French7
    Catalogue
    Format
    Size
    Date
    Add to My Documents
    Tesys catalogue 2019 - 2020 Motor control and protection components (Version 9.2)
    Description
    Ready-to-use motor starters and all components for building specific motor starters ( circuit breakers, contactors, overload relays , accessories ...).The catalogue can also be downloaded chapter per chapter.
    prp.document.label.format pdf
    Size 111.5 MB
    Date 12/07/19
    Description
    Ready-to-use motor starters and all components for building specific motor starters ( circuit breakers, contactors, overload relays , accessories ...).The catalogue can also be downloaded chapter per chapter.
    Instruction sheet
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 849.8 KB
    Date 2/01/14
    prp.document.label.format pdf
    Size 605.9 KB
    Date 1/06/16
    prp.document.label.format pdf
    Size 1.7 MB
    Date 3/12/12
    Certificate
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 1.3 MB
    Date 22/05/18
    China RoHS declaration
    Format
    Size
    Date
    Add to My Documents
    LRD3357 : LRD3357_ROHS_CHINA_DECLARATION
    Description
    LRD3357_ROHS_CHINA_DECLARATION
    prp.document.label.format pdf
    Size 195.3 KB
    Date 5/07/20
    Description
    LRD3357_ROHS_CHINA_DECLARATION
    Declaration of conformity
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 313.6 KB
    Date 1/07/19
    End of Life Information
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 824.4 KB
    Date 27/11/15
    EU RoHS Declaration
    Format
    Size
    Date
    Add to My Documents
    LRD3357 : LRD3357_ROHS_DECLARATION
    Description
    LRD3357_ROHS_DECLARATION
    prp.document.label.format pdf
    Size 195.3 KB
    Date 5/07/20
    Description
    LRD3357_ROHS_DECLARATION
    Product Environmental Profile
    Format
    Size
    Date
    Add to My Documents
    prp.document.label.format pdf
    Size 187.5 KB
    Date 30/11/15
    REACh Declaration
    Format
    Size
    Date
    Add to My Documents
    LRD3357 : LRD3357_REACH_DECLARATION
    Description
    LRD3357_REACH_DECLARATION
    prp.document.label.format pdf
    Size 195.3 KB
    Date 5/07/20
    Description
    LRD3357_REACH_DECLARATION
  • Technical FAQs

    No results found.
    Unfortunately, related FAQs are unavailable due to temporary technical issues. Please try again later.