Contactor Overload Relays

All electric motors have a lifespan, and to keep them running efficiently and safely they must be protected. One of the main causes of failure is electrical overload, sometimes called overcurrent. When a motor draws more current than it is designed to handle it causes the temperature to build-up resulting in overheating. This damages motor windings and coils. It is important to protect the moto...

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Siemens 3RB Overload Relay 1NC/1NO, 0.4 A F.L.C, 4 A Contact Rating, 0.18 kW, 3P, SIRIUS
Siemens 3RB Overload Relay 1NC/1NO, 0.4 A F.L.C, 4 A Contact Rating, 0.18 kW, 3P, SIRIUS
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RS Stock No.: 252-3229Brand: SiemensManufacturers Part No.: 3RB30162RB0IMPA: 3721010

€ 175.32

€ 175.32 Each (Exc. Vat)

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1€ 175.32
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Siemens
0.4 A
4 A
SIRIUS
3P
3RB
-
0.18 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens 3RB Overload Relay 1NC/1NO, 12 A F.L.C, 4 A Contact Rating, 7.5 kW, 3P, SIRIUS
Siemens 3RB Overload Relay 1NC/1NO, 12 A F.L.C, 4 A Contact Rating, 7.5 kW, 3P, SIRIUS
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RS Stock No.: 252-3232Brand: SiemensManufacturers Part No.: 3RB30162SB0IMPA: 3721011

€ 175.32

€ 175.32 Each (Exc. Vat)

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1€ 175.32
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Siemens
12 A
4 A
SIRIUS
3P
3RB
-
7.5 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens 3RB Overload Relay 1NC/1NO, 250 A F.L.C, 4 A Contact Rating, 250 kW, 3P, SIRIUS
Siemens 3RB Overload Relay 1NC/1NO, 250 A F.L.C, 4 A Contact Rating, 250 kW, 3P, SIRIUS
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RS Stock No.: 252-3216Brand: SiemensManufacturers Part No.: 3RB20662GC2IMPA: 3825754

€ 569.48

€ 569.48 Each (Exc. Vat)

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1€ 569.48
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Siemens
250 A
4 A
SIRIUS
3P
3RB
-
250 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens 3RB Overload Relay 1NC/1NO, 630 A F.L.C, 4 A Contact Rating, 560 kW, 3P, SIRIUS
Siemens 3RB Overload Relay 1NC/1NO, 630 A F.L.C, 4 A Contact Rating, 560 kW, 3P, SIRIUS
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RS Stock No.: 252-3219Brand: SiemensManufacturers Part No.: 3RB20662MC2IMPA: 3825756

€ 986.05

€ 986.05 Each (Exc. Vat)

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1€ 986.05
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Siemens
630 A
4 A
SIRIUS
3P
3RB
-
560 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.16 A F.L.C, 3 A Contact Rating, 0.06 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.16 A F.L.C, 3 A Contact Rating, 0.06 kW, 3P, SIRIUS
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RS Stock No.: 252-3278Brand: SiemensManufacturers Part No.: 3RU21160AB1IMPA: 3720932

€ 126.68

€ 126.68 Each (Exc. Vat)

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Available in multiples of 1
1€ 126.68
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Siemens
0.16 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
0.06 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.2 A F.L.C, 3 A Contact Rating, 0.09 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.2 A F.L.C, 3 A Contact Rating, 0.09 kW, 3P, SIRIUS
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RS Stock No.: 252-3282Brand: SiemensManufacturers Part No.: 3RU21160BB1IMPA: 3720934

€ 126.68

€ 126.68 Each (Exc. Vat)

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Available in multiples of 1
1€ 126.68
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Siemens
0.2 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
0.09 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.25 A F.L.C, 3 A Contact Rating, 0.12 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.25 A F.L.C, 3 A Contact Rating, 0.12 kW, 3P, SIRIUS
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RS Stock No.: 252-3285Brand: SiemensManufacturers Part No.: 3RU21160CB1IMPA: 3720936

€ 126.68

€ 126.68 Each (Exc. Vat)

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Available in multiples of 1
1€ 126.68
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Siemens
0.25 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
0.12 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.32 A F.L.C, 3 A Contact Rating, 0.12 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.32 A F.L.C, 3 A Contact Rating, 0.12 kW, 3P, SIRIUS
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RS Stock No.: 252-3288Brand: SiemensManufacturers Part No.: 3RU21160DB1IMPA: 3720938

€ 126.68

€ 126.68 Each (Exc. Vat)

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Available in multiples of 1
1€ 126.68
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Siemens
0.32 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
0.12 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.4 A F.L.C, 3 A Contact Rating, 0.18 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 0.4 A F.L.C, 3 A Contact Rating, 0.18 kW, 3P, SIRIUS
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RS Stock No.: 252-3290Brand: SiemensManufacturers Part No.: 3RU21160EB1IMPA: 3720940

€ 126.68

€ 126.68 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 126.68
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Siemens
0.4 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
0.18 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 22 A F.L.C, 3 A Contact Rating, 18.5 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 22 A F.L.C, 3 A Contact Rating, 18.5 kW, 3P, SIRIUS
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RS Stock No.: 252-3320Brand: SiemensManufacturers Part No.: 3RU21264CB1IMPA: 3720985

€ 135.78

€ 135.78 Each (Exc. Vat)

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1€ 135.78
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Siemens
22 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
18.5 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 28 A F.L.C, 3 A Contact Rating, 22 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 28 A F.L.C, 3 A Contact Rating, 22 kW, 3P, SIRIUS
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RS Stock No.: 252-3332Brand: SiemensManufacturers Part No.: 3RU21264NB1IMPA: 3720993

€ 196.42

€ 196.42 Each (Exc. Vat)

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Available in multiples of 1
1€ 196.42
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Siemens
28 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
22 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 36 A F.L.C, 3 A Contact Rating, 30 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 36 A F.L.C, 3 A Contact Rating, 30 kW, 3P, SIRIUS
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RS Stock No.: 252-3335Brand: SiemensManufacturers Part No.: 3RU21264PB1IMPA: 3720995

€ 196.42

€ 196.42 Each (Exc. Vat)

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Available in multiples of 1
1€ 196.42
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Siemens
36 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
30 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 40 A F.L.C, 3 A Contact Rating, 37 kW, 3P, SIRIUS
Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 40 A F.L.C, 3 A Contact Rating, 37 kW, 3P, SIRIUS
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RS Stock No.: 252-3328Brand: SiemensManufacturers Part No.: 3RU21264FB1IMPA: 3720991

€ 196.42

€ 196.42 Each (Exc. Vat)

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1€ 196.42
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Siemens
40 A
3 A
SIRIUS
3P
SIRIUS 3RU2
-
37 kW
1NC/1NO
-
-
-
-
-
-
-
-
-
-
-
-
-
Better World
Schneider Electric LRD Overload Relay 1NO + 1NC, 2.5 → 4 A F.L.C, 4 A Contact Rating, 3P, TeSys
Schneider Electric LRD Overload Relay 1NO + 1NC, 2.5 → 4 A F.L.C, 4 A Contact Rating, 3P, TeSys
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RS Stock No.: 394-9380Brand: Schneider ElectricManufacturers Part No.: LRD08IMPA: 3860235

€ 97.94

€ 97.94 Each (Exc. Vat)

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1€ 97.94
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Schneider Electric
2.5 → 4 A
4 A
TeSys
3P
LRD
Direct Contactor
-
1NO + 1NC
Automatic, Manual
Screw
2
45mm
66mm
123mm
-20°C
+60°C
-20 → +60 °C
690 V
690 V ac
-
-
Better World
Schneider Electric LRD Overload Relay 1NO + 1NC, 4 → 6 A F.L.C, 6 A Contact Rating, 3P, TeSys
Schneider Electric LRD Overload Relay 1NO + 1NC, 4 → 6 A F.L.C, 6 A Contact Rating, 3P, TeSys
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RS Stock No.: 394-9374Brand: Schneider ElectricManufacturers Part No.: LRD10IMPA: 3860237

€ 97.94

€ 97.94 Each (Exc. Vat)

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1€ 97.94
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Schneider Electric
4 → 6 A
6 A
TeSys
3P
LRD
Direct Contactor
-
1NO + 1NC
Automatic, Manual
Screw
2
45mm
66mm
123mm
-20°C
+60°C
-20 → +60 °C
690 V
690 V ac
-
-
Better World
Schneider Electric LRD Overload Relay 1NO + 1NC, 7 → 10 A F.L.C, 10 A Contact Rating, 3P, TeSys
Schneider Electric LRD Overload Relay 1NO + 1NC, 7 → 10 A F.L.C, 10 A Contact Rating, 3P, TeSys
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RS Stock No.: 394-9352Brand: Schneider ElectricManufacturers Part No.: LRD14IMPA: 3860241

€ 98.87

€ 98.87 Each (Exc. Vat)

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1€ 98.87
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Schneider Electric
7 → 10 A
10 A
TeSys
3P
LRD
Direct Contactor
-
1NO + 1NC
Automatic, Manual
Screw
2
45mm
70mm
66mm
-20°C
+60°C
-20 → +60 °C
690 V ac
690 V ac
-
-
Better World
Schneider Electric LRD Thermal Overload Relay 1NO + 1NC, 9 → 13 A F.L.C, 13 A Contact Rating, 6 kV, 3P, TeSys
Schneider Electric LRD Thermal Overload Relay 1NO + 1NC, 9 → 13 A F.L.C, 13 A Contact Rating, 6 kV, 3P, TeSys
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RS Stock No.: 394-9346Brand: Schneider ElectricManufacturers Part No.: LRD16IMPA: 3860243

€ 98.87

€ 98.87 Each (Exc. Vat)

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1€ 98.87
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Schneider Electric
9 → 13 A
13 A
TeSys
3P
LRD
Direct Contactor
6 kV
1NO + 1NC
Automatic, Manual
Screw
2
45mm
70mm
66mm
-20°C
+60°C
-20 → +60 °C
690 V ac
690 V ac
-
-
Better World
Schneider Electric LRD Thermal Overload Relay 1NO + 1NC, 12 → 18 A F.L.C, 18 A Contact Rating, 3P, TeSys
Schneider Electric LRD Thermal Overload Relay 1NO + 1NC, 12 → 18 A F.L.C, 18 A Contact Rating, 3P, TeSys
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RS Stock No.: 394-9330Brand: Schneider ElectricManufacturers Part No.: LRD21IMPA: 3860245

€ 100.31

€ 100.31 Each (Exc. Vat)

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1€ 100.31
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Schneider Electric
12 → 18 A
18 A
TeSys
3P
LRD
Direct Contactor
-
1NO + 1NC
Automatic, Manual
Screw
2
45mm
70mm
66mm
-20°C
+60°C
-20 → +60 °C
690 V ac
690 V ac
-
-
Better World
Schneider Electric LRD Overload Relay 1NO + 1NC, 1.6 → 2.5 A F.L.C, 2.5 A Contact Rating, 3P, TeSys
Schneider Electric LRD Overload Relay 1NO + 1NC, 1.6 → 2.5 A F.L.C, 2.5 A Contact Rating, 3P, TeSys
Add to parts list
RS Stock No.: 394-9403Brand: Schneider ElectricManufacturers Part No.: LRD07IMPA: 3860233

€ 97.94

€ 97.94 Each (Exc. Vat)

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Available in multiples of 1
1€ 97.94
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Schneider Electric
1.6 → 2.5 A
2.5 A
TeSys
3P
LRD
Direct Contactor
-
1NO + 1NC
Automatic, Manual
Screw
2
45mm
70mm
66mm
-20°C
+60°C
-20 → +60 °C
690 V ac
690 V ac
-
-
Better World
Schneider Electric LRD Overload Relay 1NO + 1NC, 1 → 1.6 A F.L.C, 1.6 A Contact Rating, 3P, TeSys
Schneider Electric LRD Overload Relay 1NO + 1NC, 1 → 1.6 A F.L.C, 1.6 A Contact Rating, 3P, TeSys
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RS Stock No.: 394-9419Brand: Schneider ElectricManufacturers Part No.: LRD06IMPA: 3860231

€ 97.94

€ 97.94 Each (Exc. Vat)

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1€ 97.94
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Schneider Electric
1 → 1.6 A
1.6 A
TeSys
3P
LRD
Direct Contactor
-
1NO + 1NC
Automatic, Manual
Screw
2
45mm
70mm
123mm
-20°C
+60°C
-20 → +60 °C
690 V ac
690 V ac
-
-

...