37A - 50A Overload Relay - D Range

Brand  - Schneider

Model - LRD350

Range - TeSys
TeSys Deca

Product Name - TeSys LRD
TeSys Deca

Product or Component Type - Differential thermal overload relay

Device short Name - LRD

Relay Application - Motor protection

Product Compatibility - LC1D65A
LC1D50A
LC1D40A

Network Type - DC/AC

Thermal overload class - Class 10A conforming to IEC 60947-4-1

Thermal protection adjustment range - 37…50 A

[Ui] rated insulation voltage - Power circuit: 600 V conforming to CSA
Power circuit: 600 V conforming to UL
Power circuit: 690 V conforming to IEC 60947-4-1

Complementary
Network frequency - 0...400 Hz
Mounting support Plate, with specific accessories Rail, with specific accessories Under contactor

Tripping threshold - 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
Auxiliary contact composition - 1 NO + 1 NC

[Ith] conventional free air thermal current - 5 A for signalling circuit
Permissible current - 0.95 A at 380 V AC-15 for signalling circuit
0.06 A at 440 V DC-13 for signalling circuit

[Ue] rated operational voltage - 690 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1
Associated fuse rating 4 A gG for signalling circuit
4 A BS for signalling circuit

[Uimp] rated impulse withstand voltage - 6 kV
Phase failure sensitivity Tripping current 130 % of Ir on two phase, the last one at 0
Control type - Red push-button: stop
Blue push-button: reset
Temperature compensation -20…60 °C

Connections - terminals - Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable
end
Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end
Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end
Power circuit: EverLink BTR screw connectors 1 cable(s) 1…35 mm² flexible without
cable end
Power circuit: EverLink BTR screw connectors 1 cable(s) 1…35 mm² flexible with
cable end
Power circuit: EverLink BTR screw connectors 1 cable(s) 1…35 mm² solid without
cable end

Tightening torque - Control circuit: 1.7 N.m - on screw clamp terminals
Power circuit: 5 N.m - on EverLink BTR screw connectors
Height 70 mm
Width 55 mm
Depth 123 mm
net weight 0.375 kg

Packing Units
Unit Type of Package 1 - PCE
Number of Units in Package 1 - 1
Package 1 Height 6.4 cm
Package 1 Width 10.5 cm
Package 1 Length 13.7 cm
Package 1 Weight 394.0 g
Unit Type of Package 2 S02

Number of Units in Package 2 - 13

Package 2 Height 15.0 cm
Package 2 Width 30.0 cm
Package 2 Length 40.0 cm
Package 2 Weight 5.504 kg
Unit Type of Package 3 P06

Number of Units in Package 3 - 208
Package 3 Height 77.0 cm
Package 3 Width 80.0 cm
Package 3 Length 60.0 cm
Package 3 Weight 96.564 kg

18 Months Company Warranty