LRD3355

LRD3355 – TeSys LRD thermal overload relays – 30…40 A – class 10A.

$88.00

Main
range	TeSys
product name	TeSys LRD
product or component type	Differential thermal overload relay
device short name	LRD
relay application	Motor protection
product compatibility	LC1D80 LC1D95
network type	DC AC
thermal protection adjustment range	30…40 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

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
[Ith] conventional free air thermal current	5 A for signalling circuit
permissible current	0.72 A at 500 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
[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	Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible without cable end Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible with cable end Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² solid without cable end 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
tightening torque	Control circuit: 1.7 N.m – on screw clamp terminals Power circuit: 9 N.m – on screw clamp terminals
height	123 mm
width	75 mm
depth	121 mm
product weight	0.51 kg

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