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LR9F5557 Schneider Electric Electronic Components

LR9F5557 on Powermatic Associates
Schneider Electric

Part#:LR9F5557

Manufacturer:Schneider Electric

Category:Electronic Components

Product Lifecycle:Active

Product description

Schneider Electric LR9F5557, part of the LR9F sub-range, is a 3-pole electronic thermal overload relay designed for connection with lugs for both upstream outgoing cables and control circuit via screw-clamp. It features Class 20 protection with a rated current of 30-50 A and protection settings for thermal overload within the same range. This component is equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts. It operates on a supply voltage of 24 V DC and can handle a rated voltage (AC) of up to 1000 V at 50/60Hz, with a minimum operating current of 30 A and a maximum of 50 A.

Product Details

  • Control Type
    Dial White full-load current adjustment Test button Red Push-button Red reset Push-button stop
  • Connections - Terminals
    Control circuit screw clamp terminals 1 0.00…0.00 in² (0.75…2.5 mm²) flexible - with cable end Control circuit screw clamp terminals 1 0.00…0.00 in² (0.75…2.5 mm²) solid Control circuit screw clamp terminals 1 0.00…0.01 in² (0.75…4 mm²) flexible
  • Tightening Torque
    Control circuit 1.2 N.m screw clamp terminals Power circuit 10 N.m screw clamp terminals
  • Mounting Support
    Direct on contactor Plate
  • Net Weight
    1.95 lb(US) (0.885 kg)
  • Depth
    4.86 in (123.5 mm)
  • Width
    4.53 in (115 mm)
  • Height
    3.78 in (96 mm)
  • Maximum Voltage Drop
    <2.5 V closed state
  • Temperature Compensation
    -4…158 °F (-20…70 °C)
  • Current Consumption
    <= 5 mA no-load
  • Local Signalling
    Trip indicator
  • Phase Failure Sensitivity
    Tripping in 4 s +/- 20 % IEC 60947-4-1
  • Reset
    Manual reset on front relay
  • Switching Capacity For Alarm
    0...150 mA
  • [Uimp] Rated Impulse Withstand Voltage
    8 kV IEC 60947-1
  • [Ui] Rated Insulation Voltage
    Power circuit 1000 V AC IEC 60947-4
  • [Ue] Rated Operational Voltage
    1000 V AC 50/60 Hz power circuit VDE 0110 group C
  • [Ith] Conventional Free Air Thermal Current
    5 A control circuit
  • Contacts Type And Composition
    1 NO + 1 NC
  • Surge Withstand
    4 kV IEC 61000-4-5
  • Network Frequency
    50/60 Hz
  • Tripping Threshold
    1.12 +/- 0.06 In tripping IEC 60947-4-1
  • Thermal Protection Adjustment Range
    30…50 A
  • Network Type
    AC
  • Thermal Overload Class
    Class 20 IEC 60947-4
  • Product Or Component Type
    Electronic thermal overload relay
  • Device Short Name
    LR9F
  • Relay Application
    Motor protection
  • Product Compatibility
    LC1F115...LC1F185
  • Range
    TeSys
  • Product Name
    TeSys LRF

Product condition

New Factory Sealed

New Factory Sealed - New condition, never used, original OEM part with original packaging and factory seal.

LR9F5557 Related Documents

Catalog-1631039197745.pdfInstruction Sheet-1631039197741.pdfProduct Datasheet-1631039197748.pdf

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Schneider Electric LR9F5557, part of the LR9F sub-range, is a 3-pole electronic thermal overload rel...

Control TypeDial White full-load current...

Connections - TerminalsControl circuit screw clamp ...

Tightening TorqueControl circuit 1.2 N.m scre...

Mounting SupportDirect on contactor Plate

Net Weight1.95 lb(US) (0.885 kg)

Depth4.86 in (123.5 mm)

Width4.53 in (115 mm)

Height3.78 in (96 mm)

Maximum Voltage Drop<2.5 V closed state

Temperature Compensation-4…158 °F (-20…70 °C)

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FAQ

Out if stock but available for backorder.

Schneider Electric LR9F5557, part of the LR9F sub-range, is a 3-pole electronic thermal overload relay designed for connection with lugs for both upstream outgoing cables and control circuit via screw-clamp. It features Class 20 protection with a rated current of 30-50 A and protection settings for thermal overload within the same range. This component is equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts. It operates on a supply voltage of 24 V DC and can handle a rated voltage (AC) of up to 1000 V at 50/60Hz, with a minimum operating current of 30 A and a maximum of 50 A.

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