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LRD103 Schneider Electric Industrial Automation Components

LRD103 on Powermatic Associates
Schneider Electric

Part#:LRD103

Manufacturer:Schneider Electric

Category:Industrial Automation Components

Product Lifecycle:Active

Product description

Schneider Electric LRD103 is a differential thermal overload relay designed for direct connection to a contactor with outgoing cables featuring spring-type fast connections for both the upstream and control circuit. This 3-pole device offers Class 10A protection functions and is rated for currents between 4-6 A. It includes protection settings for thermal overload within the same range. The LRD103 is equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts. It supports a rated voltage (AC) phase-to-phase of up to 690 V at frequencies ranging from 0 to 400Hz, with a minimum operating current of 4 A and a maximum of 6 A.

Product Details

  • Product Compatibility
    LC1D32 LC1D12 LC1D25 LC1D38 LC1D09 LC1D18
  • [Ui] Rated Insulation Voltage
    Power circuit 600 V CSA Power circuit 600 V UL Power circuit 690 V IEC 60947-4-1
  • Mounting Support
    Plate, with specific accessories Rail, with specific accessories Under contactor
  • Connections - Terminals
    Control circuit spring terminals 1 0.00…0.00 in² (1…2.5 mm²) solid without cable end Control circuit spring terminals 1 0.00…0.00 in² (1…2.5 mm²) flexible without cable end Power circuit spring terminals 1 0.00…0.01 in² (1.5…4 mm²) flexible with
  • Associated Fuse Rating
    4 A gG signalling circuit 4 A BS signalling circuit
  • Permissible Current
    3 A 120 V AC-15 signalling circuit 0.22 A 125 V DC-13 signalling circuit
  • Network Type
    DC AC
  • Control Type
    Red push-button stop Blue push-button reset
  • Net Weight
    0.31 lb(US) (0.14 kg)
  • Width
    1.77 in (45 mm)
  • Depth
    2.83 in (72 mm)
  • Height
    3.66 in (93 mm)
  • [Uimp] Rated Impulse Withstand Voltage
    6 kV
  • Temperature Compensation
    -4…140 °F (-20…60 °C)
  • Phase Failure Sensitivity
    Tripping current 130 % of Ir on two phase, the last one at 0
  • [Ith] Conventional Free Air Thermal Current
    5 A signalling circuit
  • Auxiliary Contact Composition
    1 NO + 1 NC
  • [Ue] Rated Operational Voltage
    690 V AC 0...400 Hz power circuit IEC 60947-4-1
  • Tripping Threshold
    1.14 +/- 0.06 Ir IEC 60947-4-1
  • Network Frequency
    0...400 Hz
  • Product Name
    TeSys LRD
  • Relay Application
    Motor protection
  • Thermal Overload Class
    Class 10A IEC 60947-4-1
  • Thermal Protection Adjustment Range
    4…6 A
  • Range
    TeSys
  • Device Short Name
    LRD
  • Product Or Component Type
    Differential thermal overload relay

Product condition

New Factory Sealed

New Factory Sealed - New condition, never used, original OEM part with original packaging and factory seal.
The price of LRD103 on Powermatic Associates is $95.18. Order now.

LRD103 Related Documents

Instruction Sheet-1631037384026.pdfProduct Datasheet-1631037384017.pdf

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LRD103 Schneider Electric

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Schneider Electric

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Schneider Electric LRD103 is a differential thermal overload relay designed for direct connection to a contactor with outgoing cables featuring spring-type fast connections for both the upstream and control circuit. This 3-pole device offers Class 10A protection functions and is rated for currents between 4-6 A. It includes protection settings for thermal overload within the same range. The LRD103 is equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts. It supports a rated voltage (AC) phase-to-phase of up to 690 V at frequencies ranging from 0 to 400Hz, with a minimum operating current of 4 A and a maximum of 6 A.

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