LR3D1510

Discontinued

LR3D1510

TeSys LRD thermal overload relays - 4...6 A - class 20

LR3D1510 has not been replaced. Please contact your customer care center for more information.

* Price is “List Price” and may be subject to a trade discount – check with your local distributor or retailer for actual price.

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Main
range	TeSys
product name	TeSys LRD
product or component type	Non differential thermal overload relay
device short name	LR3D
relay application	Motor protection
product compatibility	LC1D09 LC1D32 LC1D12 LC1D18 LC1D25
network type	AC DC
thermal protection adjustment range	4…6 A
[Ui] rated insulation voltage	Power circuit 600 V CSA Power circuit 600 V UL Power circuit 690 V 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 IEC 60947-4-1
[Ith] conventional free air thermal current	5 A signalling circuit
permissible current	1.5 A 240 V AC-15 signalling circuit 0.1 A 250 V DC-13 signalling circuit
[Ue] rated operational voltage	690 V AC 0...400 Hz
[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	-4…140 °F (-20…60 °C)
connections - terminals	Control circuit screw clamp terminals 2 0.00…0.00 in² (1…2.5 mm²) flexible without cable end Control circuit screw clamp terminals 2 0.00…0.00 in² (1…2.5 mm²) flexible with cable end Control circuit screw clamp terminals 2 0.00…0.00 in² (1…2.5 mm²) solid without cable end Power circuit screw clamp terminals 1 0.00…0.02 in² (1.5…10 mm²) flexible without cable end Power circuit screw clamp terminals 1 0.00…0.01 in² (1…4 mm²) flexible with cable end Power circuit screw clamp terminals 1 0.00…0.01 in² (1…6 mm²) solid without cable end
tightening torque	Control circuit 15.05 lbf.in (1.7 N.m) screw clamp terminals Power circuit 16.37 lbf.in (1.85 N.m) screw clamp terminals
width	1.77 in (45 mm)
depth	3.62 in (92 mm)
net weight	0.42 lb(US) (0.19 kg)

Environment
protective treatment	TH IEC 60068
IP degree of protection	IP20 IEC 60529
ambient air temperature for operation	-4…140 °F (-20…60 °C) without derating IEC 60947-4-1
ambient air temperature for storage	-76…158 °F (-60…70 °C)
flame retardance	V1 UL 94
mechanical robustness	Vibrations6 Gn IEC 60068-2-6 Shocks15 Gn for 11 ms IEC 60068-2-7
dielectric strength	6 kV 50 Hz IEC 60255-5
standards	IEC 60947-4-1 IEC 60947-5-1 CSA C22.2 No 14 EN 60947-4-1 UL 508 EN 60947-5-1 ATEX D 94/9/CE
product certifications	GOST LROS (Lloyds register of shipping) CSA ATEX INERIS RINA DNV BV GL UL CCC

Contractual warranty
Warranty	18 months