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	0.06 A at 440 V DC-13 for signalling circuit; 0.12 A at 600 V AC-15 for signalling circuit
[Ue] rated operational voltage	1000 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 conforming to IEC 60947-1
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
Tightening torque	Control circuit: 1.7 N.m - on screw clamp terminals; Power circuit: 9 N.m - on screw clamp terminals
Depth	132 mm
Net weight	0.9 kg
Contractual warranty
Warranty (in months)	18
Environment
Climatic withstand	conforming to IACS E10
IP degree of protection	IP20 conforming to IEC 60529
Ambient air temperature for operation	-20…60 °C without derating conforming to IEC 60947-4-1
Ambient air temperature for storage	-60…70 °C
Flame retardance	V1 conforming to UL 94
Mechanical robustness	Vibrations: 6 Gn conforming to IEC 60068-2-6; Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
Dielectric strength	2.2 kV at 50 Hz conforming to IEC 60947-1
Standards	EN/IEC 60947-4-1; EN/IEC 60947-5-1; UL 60947-4-1; UL 60947-5-1; CSA C22.2 No 60947-4-1; CSA C22.2 No 60947-5-1; GB/T 14048.4; GB/T 14048.5; EN 50495
Product certifications	IEC; UL; CSA; CCC; EAC; ATEX INERIS
Logistical informations
Country of origin	FR
Main
Range	TeSys
Product name	TeSys LRD; TeSys Deca
Product or component type	Differential thermal overload relay
Device short name	LRD
Relay application	Motor protection
Product compatibility	LC1D115; LC1D150
Network type	AC; DC
Thermal overload class	Class 10A conforming to IEC 60947-4-1
Thermal protection adjustment range	80…104 A
[Ui] rated insulation voltage	Power circuit: 1000 V conforming to IEC 60947-4-1; Power circuit: 600 V conforming to CSA; Power circuit: 600 V conforming to UL
Packing Units
Unit Type of Package 1	PCE
Number of Units in Package 1	1
Package 1 Height	15.500 cm
Package 1 Width	13.500 cm
Package 1 Length	11.000 cm
Package 1 Weight	836.000 g
Unit Type of Package 2	S03
Number of Units in Package 2	10
Package 2 Height	30.000 cm
Package 2 Width	30.000 cm
Package 2 Length	40.000 cm
Package 2 Weight	8.850 kg
Unit Type of Package 3	P06
Number of Units in Package 3	80
Package 3 Height	75.000 cm
Package 3 Width	60.000 cm
Package 3 Length	80.000 cm
Package 3 Weight	81.084 kg

Motor protection relays 0.06 -75 kW Thermal overload relays TeSys LRD are extremely reliable and cover the entire motor range up to 150 A. They have a manual-automatic reset and are available with different terminal variants. In combination with TeSys D they become an extremely compact starter.