LR2D3557 Schneider Electric Industrial Automation Components

Product Details

• Relay Application
  Motor protection
• Auxiliary Contact Composition
  1 NO + 1 NC
• Width
  2.95 in (75 mm)
• Product Or Component Type
  Differential thermal overload relay
• Network Frequency
  0...400 Hz
• Device Short Name
  LR2D
• Tripping Threshold
  1.14 +/- 0.06 Ir IEC 60947-4-1
• Temperature Compensation
  -4…140 °F (-20…60 °C)
• Phase Failure Sensitivity
  Tripping current 130 % of Ir on two phase, the last one at 0
• [Uimp] Rated Impulse Withstand Voltage
  6 kV
• Net Weight
  1.18 lb(US) (0.535 kg)
• Product Name
  TeSys LRD
• Thermal Protection Adjustment Range
  37…50 A
• [Ue] Rated Operational Voltage
  1000 V AC 0...400 Hz power circuit IEC 60947-4-1
• Range
  TeSys
• [Ith] Conventional Free Air Thermal Current
  5 A signalling circuit
• Height
  3.94 in (100 mm)
• Depth
  4.76 in (121 mm)
• Thermal Overload Class
  Class 20 IEC 60947-4-1
• Control Type
  Red push-button stop Blue push-button reset
Permissible Current
0.72 A 500 V AC-15 signalling circuit 0.06 A 440 V DC-13 signalling circuit
Product Compatibility
LC1D80 LC1D95
Tightening Torque
Control circuit 15.05 lbf.in (1.7 N.m) screw clamp terminals Power circuit 79.66 lbf.in (9 N.m) screw clamp terminals
Network Type
DC AC
Associated Fuse Rating
4 A gG signalling circuit 4 A BS signalling circuit
Mounting Support
Plate, with specific accessories Rail, with specific accessories Under contactor
[Ui] Rated Insulation Voltage
Power circuit 600 V CSA Power circuit 600 V UL Power circuit 690 V IEC 60947-4-1
Connections - Terminals
Power circuit screw clamp terminals 1 0.01…0.05 in² (4…35 mm²) flexible without cable end Power circuit screw clamp terminals 1 0.01…0.05 in² (4…35 mm²) flexible with cable end Power circuit screw clamp terminals 1 0.01…0.05 in² (4…35 mm²) solid

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