Industrial Controller
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Infinite Innovation, the Future of Industrial Control Systems
Infinite Innovation, the Future of Industrial Control Systems
PRODUCT POSITION:HOMEPRODUCT—LRD07C
LRD07C
The Schneider Electric LRD07C is a TeSys D series differential thermal overload relay . It is a 3-pole thermal overload relay (Class 10A) designed to protect motors against overload, phase failure, and phase imbalance
DESCRIBE
Technical Specifications (Parameters) Parameter English Value Product Type Differential thermal overload relay Range / Series TeSys / TeSys D / TeSys Deca Protection Adjustment Range 1.6 ... 2.5 A Thermal Overload Class Class 10A (conforming to IEC 60947-4-1) Compatible Contactors LC1D09 to LC1D38 Rated Operational Voltage [Ue] 690 V AC 0...400 Hz for power circuit Rated Insulation Voltage [Ui] 690 V (conforming to IEC 60947-4-1) Rated Impulse Withstand Voltage [Uimp] 6 kV Auxiliary Contacts 1 NO + 1 NC Conventional Free Air Thermal Current [Ith] 5 A for signalling circuit Phase Failure Sensitivity Tripping current 130% of Ir on two phases, the last one at 0 Tripping Threshold 1.14 ± 0.06 Ir conforming to IEC 60947-4-1 Reset Mode Manual or Automatic (selectable) Degree of Protection IP20 (conforming to IEC 60529) Ambient Air Temperature (Operation) -20 ... +60 °C (no derating) Ambient Air Temperature (Storage) -60 ... +70 °C Temperature Compensation -20 ... +60 °C Mechanical Robustness Vibrations: 6 Gn (IEC 60068-2-6), Shocks: 15 Gn for 11 ms (IEC 60068-2-7) Standards IEC 60947-4-1, UL, CSA, CCC, EAC, BV, DNV-GL, ATEX, UKCA
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