LR2D3557 | Industrial Thermal Overload Relays Schneider
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LR2D3557: Industrial Thermal Overload Relays Schneider

Technical Specifications of Industrial Thermal Overload Relays Schneider LR2D3557:

SpecValue
RangeTeSys
Control TypeRed push-button: stopBlue push-button: reset
IP Degree ProtectionIP20 conforming to IEC 60529
Mounting SupportPlate, with specific accessoriesRail, with specific accessoriesUnder contactor

Industrial Thermal Overload Relays Schneider LR2D3557 Technical Specifications:

SpecificationValue
Device short nameLR2D
RangeTeSys
Product nameTeSys LRDTeSys Deca
[Ith] conventional free air thermal current5 A for signalling circuit
Height100 mm
IP degree of protectionIP20 conforming to IEC 60529
Phase failure sensitivityTripping current 130 % of Ir on two phase, the last one at 0
Temperature compensation-20…60 °C
Auxiliary contact composition1 NO + 1 NC
[Uimp] rated impulse withstand voltage6 kV
Thermal overload classClass 20 conforming to IEC 60947-4-1
Network typeDCAC
Tripping threshold1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
Control typeRed push-button: stopBlue push-button: reset
Mechanical robustnessVibrations: 6 Gn conforming to IEC 60068-2-6Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
[Ue] rated operational voltage1000 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1
Associated fuse rating4 A gG for signalling circuit4 A BS for signalling circuit
Product certificationsIECULCSAEACDNV-GLLROS (Lloyds register of shipping)UKCA
Permissible current0.72 A at 500 V AC-15 for signalling circuit0.06 A at 440 V DC-13 for signalling circuit
Depth121 mm
Width75 mm
Ambient air temperature for storage-60…70 °C
Climatic withstandconforming to IACS E10
Ambient air temperature for operation-20…60 °C without derating conforming to IEC 60947-4-1
Dielectric strength2.2 kV at 50 Hz conforming to IEC 60947-1
Thermal protection adjustment range37…50 A
Flame retardanceV1 conforming to UL 94
Tightening torqueControl circuit: 1.7 N.m - on screw clamp terminalsPower circuit: 9 N.m - on screw clamp terminals
Mounting supportPlate, with specific accessoriesRail, with specific accessoriesUnder contactor
Relay applicationMotor protection
Net weight0.535 kg
Ask for the Pricing of Industrial Thermal Overload Relays Schneider LR2D3557 at unbeatable prices. Detailed Specifications of LR2D3557 features device short name LR2D, from the TeSys range. The product, known as TeSys LRDTeSys Deca, is designed for reliable thermal protection in motor control applications. It has a conventional free air thermal current [Ith] of 5 A for signalling circuit, making it suitable for demanding environments. With a height of 100 mm and an IP20 conforming to IEC 60529, it provides protection against solid objects. The sensor operates efficiently in ambient temperatures ranging from -20…60 °C, with temperature compensation to maintain performance. The auxiliary contact composition includes 1 NO + 1 NC, and it features a thermal overload Class 20 conforming to IEC 60947-4-1. It supports both DCAC network types. The control type consists of a Red push-button: stopBlue push-button: reset. Now's the Time to Secure a Quote for your requirement of Industrial Thermal Overload Relays Schneider. We're committed to offering more favorable pricing and more responsive support than other Traders.