range | TeSys | |
---|---|---|
product name | TeSys LRD | |
product or component type | Differential thermal overload relay | |
device short name | LRD | |
relay application | Motor protection | |
product compatibility | LC1D25 LC1D12 LC1D38 LC1D18 LC1D09 LC1D32 | |
network type | DC AC | |
thermal overload class | Class 10A conforming to IEC 60947-4-1 | |
thermal protection adjustment range | 0.25…0.4 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 |
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 | 3 A at 120 V AC-15 for signalling circuit 0.22 A at 125 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 |