| range |
TeSys
|
|
|---|---|---|
| product name |
TeSys LRD
|
|
| product or component type |
Differential thermal overload relay
|
|
| device short name |
LRD
|
|
| relay application |
Motor protection
|
|
| product compatibility |
LC1D12
LC1D09 LC1D25 LC1D38 LC1D32 LC1D18 |
|
| network type |
AC
DC |
|
| thermal overload class |
Class 10A conforming to IEC 60947-4-1
|
|
| thermal protection adjustment range |
2.5…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
|
|
| connections – terminals |
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 Power circuit: screw clamp terminals 1 cable(s) 1.5…10 mm² flexible without cable end Power circuit: screw clamp terminals 1 cable(s) 1…4 mm² flexible with cable end Power circuit: screw clamp terminals 1 cable(s) 1…6 mm² solid without cable end |
|
| tightening torque |
Control circuit: 1.7 N.m – on screw clamp terminals
Power circuit: 1.7 N.m – on screw clamp terminals |
|
| height |
66 mm
|
|
| width |
45 mm
|
|
| depth |
70 mm
|
|
| net weight |
0.124 kg
|
| protective treatment |
TH conforming to IEC 60068
|
|
|---|---|---|
| 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 |
1.89 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 BV RINA DNV-GL LROS (Lloyds register of shipping) ATEX INERIS |