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Siemens 3RT2 Motor Control Contactor 3-Pole 65A, 30kW, 24V AC Coil, 3 NO Contacts, 400V AC 3RT2037-1AC20
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Function | Motor Control |
| Length | 114mm |
| Model | 3RT2037-1AC20 |
| Depth | 130mm |
| Width | 55mm |
| Mount Type | DIN Rail |
| Series | 3RT2 |
| Power Rating | 30kW |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw Clamp |
| Number of Poles | 3 |
| Standards/Approvals | UL, CCC, CSA, EAC, RoHS, UKCA, VDE |
| Contact Voltage | 400V ac |
| Coil Voltage | 24V ac |
| Normal State Configuration | 3 NO |
| Better World Claim | Low Carbon Manufacture |
| Contact Current | 65A |
| Number of Auxiliary Contacts | 2 |
| Auxiliary Contact Configuration | 1 NO/1 NC |
| Operational Current Ie | 80A |
| Control Circuit Voltage Uc | 24V ac |
| Contactor Application | Motor Control |
| Pole and Throw Configuration | 3PST |
Key Features
- Designed for motor control with a 3-pole configuration and 65A current rating.
- Equipped with 3 normally open (NO) contacts and 2 auxiliary contacts (1 NO/1 NC) for enhanced functionality.
- Operates on a 24V AC coil voltage and suitable for 400V AC contact voltage systems.
- DIN rail mounting enables easy installation and maintenance.
- Built to operate reliably within a temperature range of -25°C to 60°C.
- Robust screw clamp terminal type ensures secure electrical connections.
- Compact dimensions of 114mm length, 55mm width, and 130mm depth fit standard industrial setups.
- Certified to multiple international standards including UL, CCC, CSA, EAC, RoHS, UKCA, and VDE.
Product Description
Siemens 3RT2037-1AC20 motor control contactor is a high-performance electrical device designed for robust industrial automation and motor control applications. This model features a 3-pole configuration with a 24V AC coil, delivering reliable switching for circuits rated up to 65A and 400V AC voltage. It is engineered for efficient operation of motors and other electrical loads in diverse environments.
The contactor supports 3 normally open contacts along with 2 auxiliary contacts configured as 1 normally open and 1 normally closed, enabling additional control and signaling capabilities without increasing complexity. The device utilizes screw clamp terminals for assured connectivity and ease of wiring.
Mounting is designed for standard DIN rails, simplifying integration into existing control panels and systems. With dimensions of 114mm in length, 55mm in width, and 130mm in depth, the compact footprint ensures space-saving installations in industrial cabinets.
Operating temperature ranges from -25°C to +60°C allow the contactor to perform reliably under varying environmental conditions. It meets rigorous international certifications including UL, CCC, CSA, EAC, RoHS, UKCA, and VDE, underscoring its quality and compliance for global industrial standards.
3-pole configuration for flexible motor control applications. 65A current rating for high load capacity. 24V AC coil voltage engineered for consistent switching. Auxiliary contacts (1 NO / 1 NC) to support additional circuit functions.
DIN rail mounting enhances installation versatility. Compact size fits standard industrial electrical panels. Wide operating temperature range for harsh environments. Certified to multiple international standards for safety and performance.
Manufactured in Germany with sustainable low carbon production practices.
This contactor is suitable for use in industrial automation, HVAC systems, machinery control, programmable logic controllers (PLCs), and remote electrical device management. Its robust construction and reliable switching characteristics make it ideal for controlling motors and managing power distribution in demanding industrial environments.
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Frequently Asked Questions
This model has a current rating of 65A, making it suitable for high load capacity applications.
It operates on a 24V AC coil voltage, ensuring reliable switching for connected circuits.
The Siemens 3RT2037-1AC20 can handle a maximum contact voltage of 400V AC.
This contactor is equipped with 3 normally open (NO) contacts for effective motor control.
The dimensions of this model are 114mm in length, 55mm in width, and 130mm in depth.
It operates reliably within a temperature range of -25°C to 60°C.
This model supports DIN rail mounting, which simplifies installation in control panels.
It includes 2 auxiliary contacts configured as 1 normally open (NO) and 1 normally closed (NC).
It is certified to multiple international standards including UL, CCC, CSA, EAC, RoHS, UKCA, and VDE.
The power rating for this contactor is 30kW, suitable for various motor control applications.
It utilizes screw clamp terminals for secure electrical connections.
This contactor is manufactured in Germany, adhering to sustainable low carbon production practices.
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