Siemens 3RT2 Contactor, 125V dc, 72 V dc Coil, 3-Pole, 20 A, 7.5 kW 125V dc, 1 NC, 690V
- RS Stock No.:
- 156-161
- Mfr. Part No.:
- 3RT2018-2XF42-0LA2
- Manufacturer:
- Siemens
Subtotal (1 unit)*
SGD217.07
(exc. GST)
SGD236.61
(inc. GST)
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Stocked by manufacturer
- Ready to ship from 22 June 2026
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Units | Per unit |
|---|---|
| 1 + | SGD217.07 |
*price indicative
- RS Stock No.:
- 156-161
- Mfr. Part No.:
- 3RT2018-2XF42-0LA2
- Manufacturer:
- Siemens
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Product Type | Contactor | |
| Coil Voltage | 125, 72V dc | |
| Number of Poles | 3 | |
| Contact Voltage | 690V | |
| Contact Current | 20A | |
| Series | 3RT2 | |
| Power Rating | 7.5kW | |
| Mount Type | Surface | |
| Function | Mirror Contact | |
| Normal State Configuration | 1 NC | |
| Number of Auxiliary Contacts | 1 | |
| Auxiliary Contact Configuration | 1 NC | |
| Terminal Type | Spring Loaded | |
| Operational Current Ie | 20A | |
| Minimum Operating Temperature | -40°C | |
| Control Circuit Voltage Uc | 125V dc | |
| Contactor Application | Safety | |
| Maximum Operating Temperature | 70°C | |
| Width | 45mm | |
| Depth | 73mm | |
| Standards/Approvals | CE, IEC 60068-2-30, IEC 60947-4-1, IEC 61508-2, IEC 81346-2, SN 31920, UL, CCC, DIN EN 60715 | |
| Length | 70mm | |
| Pole and Throw Configuration | 3 | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Contactor | ||
Coil Voltage 125, 72V dc | ||
Number of Poles 3 | ||
Contact Voltage 690V | ||
Contact Current 20A | ||
Series 3RT2 | ||
Power Rating 7.5kW | ||
Mount Type Surface | ||
Function Mirror Contact | ||
Normal State Configuration 1 NC | ||
Number of Auxiliary Contacts 1 | ||
Auxiliary Contact Configuration 1 NC | ||
Terminal Type Spring Loaded | ||
Operational Current Ie 20A | ||
Minimum Operating Temperature -40°C | ||
Control Circuit Voltage Uc 125V dc | ||
Contactor Application Safety | ||
Maximum Operating Temperature 70°C | ||
Width 45mm | ||
Depth 73mm | ||
Standards/Approvals CE, IEC 60068-2-30, IEC 60947-4-1, IEC 61508-2, IEC 81346-2, SN 31920, UL, CCC, DIN EN 60715 | ||
Length 70mm | ||
Pole and Throw Configuration 3 | ||
- COO (Country of Origin):
- DE
The Siemens Power Contactor is engineered for high reliability in industrial applications, featuring an extended operating range and a mechanical service life of up to 30 million cycles. Its robust construction includes electronic drives and integrated varistors for enhanced performance, reduced power loss, and improved energy efficiency. Suitable for both AC and DC applications, it meets rigorous safety standards, ensuring reliable control and lower operational costs in demanding environments.
Electronic drive technology
Surge voltage resistance
Auxiliary contacts
Compact design
Energy efficient
Spring loaded terminals
Related links
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- Siemens 3RT2 Contactor 3-Pole 7.5 kW 125V dc 690V
- Siemens 3RT2 Contactor 72 V dc Coil 20 A 1 NO, 400V
- Siemens 3RT2 Contactor 3-Pole 5.5 kW 125V 690V
- Siemens 3RT2 Contactor 72 V Coil 3 NO
- Siemens 3RT2 Contactor 3-Pole 18.5 kW 125V dc 690V