Description
range | TeSys |
|
---|---|---|
product name |
TeSys LRD |
|
product or component type |
Differential thermal overload relay |
|
device short name |
LRD |
|
relay application |
Motor protection |
|
product compatibility |
LC1D95 LC1D80 |
|
network type |
DC AC |
|
thermal protection adjustment range |
55…70 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 |
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 |
Additional information
Weight | 1.13 lbs |
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