steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
1 month ago
3TH2031-0HX4
Siemens 3TH2031-0HX4 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3TH2031-0HX4 is a high-quality contactor relay designed to facilitate the control of electrical circuits. This component is engineered to switch an electrical power circuit, similar to a relay, except with higher current ratings. It is a vital part of any electrical control system, offering both reliability and durability.
Crafted for seamless integration, the 3TH2031-0HX4 features a compact design with dimensions that make it suitable for standard mounting rails, ensuring ease of installation in a variety of industrial settings. The contactor relay operates with a control supply voltage rated at 14 to 27 volts DC, making it versatile for use in numerous DC control circuits.
This model comes equipped with three normally open (NO) contacts and one normally closed (NC) contact, providing the flexibility needed for various control applications. The screw terminals included in the design ensure a secure and stable connection, which is essential for consistent performance.
The 3TH2031-0HX4 is designed with a built-in suppression diode, which helps to protect the control circuit from voltage spikes, thereby enhancing the longevity of the device and the safety of the system it is part of. With an ambient operating temperature range of -25 to +55 degrees Celsius, it is capable of performing reliably in a wide range of environmental conditions.
The contactor relay is also designed with safety in mind, featuring finger-safe protection to help prevent electrical shock during operation and maintenance. Its robust construction and adherence to industry standards underscore its suitability for a broad spectrum of applications in the automation and control industry.
Overall, the Siemens 3TH2031-0HX4 contactor relay is a testament to Siemens' commitment to quality, offering a dependable solution for controlling electrical loads in commercial and industrial installations.
Crafted for seamless integration, the 3TH2031-0HX4 features a compact design with dimensions that make it suitable for standard mounting rails, ensuring ease of installation in a variety of industrial settings. The contactor relay operates with a control supply voltage rated at 14 to 27 volts DC, making it versatile for use in numerous DC control circuits.
This model comes equipped with three normally open (NO) contacts and one normally closed (NC) contact, providing the flexibility needed for various control applications. The screw terminals included in the design ensure a secure and stable connection, which is essential for consistent performance.
The 3TH2031-0HX4 is designed with a built-in suppression diode, which helps to protect the control circuit from voltage spikes, thereby enhancing the longevity of the device and the safety of the system it is part of. With an ambient operating temperature range of -25 to +55 degrees Celsius, it is capable of performing reliably in a wide range of environmental conditions.
The contactor relay is also designed with safety in mind, featuring finger-safe protection to help prevent electrical shock during operation and maintenance. Its robust construction and adherence to industry standards underscore its suitability for a broad spectrum of applications in the automation and control industry.
Overall, the Siemens 3TH2031-0HX4 contactor relay is a testament to Siemens' commitment to quality, offering a dependable solution for controlling electrical loads in commercial and industrial installations.
| Specification | Description |
|---|---|
| Part Number | 3TH2031-0HX4 |
| Alternative Part Number | 3TH20310HX4 |
| Manufacturer | Siemens |
| Contactor Type | Contactor Relay |
| Size of the Contactor | 0 |
| Ambient Operating Temperature | -25 … +55 °C |
| Protection Class IP / on the Front | IP20 |
| Control Circuit Voltage Type | DC |
| Control Supply Voltage (Rated Value) | 14 … 27 V |
| Operating Current at AC-15 | 4 A at 230 V, 3 A at 400 V |
| Number of NC Contacts | 1 |
| Number of NO Contacts | 3 |
| Connection Type | Screw-type terminals with incorporated suppression diode |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 |
| Dimensions (Width x Height x Depth) | 45 mm x 48 mm x 68 mm |
| Certificates/Approvals | General Product Approval, Functional Safety / Safety of Machinery, Declaration of Conformity |
| Protection Against Electrical Shock | Finger-safe |
| B10 Value with High Demand Rate | 400,000 (With 0.3 x Ie according to SN 31920) |
What is the voltage type for the control feed of this contactor relay?
The control feed voltage type for this contactor relay is DC.
Can you specify the control supply voltage range for this device?
The control supply voltage range for this device is 14 to 27 volts DC.
What are the operating current ratings for the auxiliary circuit at AC-15?
At AC-15, the operating current is rated at 4 amperes at 230 volts and 3 amperes at 400 volts.
How many normally closed (NC) and normally open (NO) contacts does this contactor relay have?
This contactor relay has 1 normally closed (NC) contact and 3 normally open (NO) contacts.
What is the mounting type for this contactor relay?
The mounting type is screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
What are the dimensions of this contactor relay?
The dimensions are 45 mm in width, 48 mm in height, and 68 mm in depth.
What is the design of the surge suppressor in this contactor relay?
The surge suppressor is designed with a diode.
What is the B10 value for this contactor relay and what does it signify?
The B10 value is 400,000 with a high demand rate according to SN 31920, which signifies the number of operating cycles until 10% of components may fail.
What is the T1 value for this contactor relay and what does it represent?
The T1 value is 20, which represents the proof test interval or service life according to IEC 61508.
What is the protection class for the front of this contactor relay?
The protection class for the front of this contactor relay is IP20.
- Control of electric motors
- Switching of lighting circuits
- Automation in conveyor systems
- Operation of fans and pumps
- Interface for PLCs (Programmable Logic Controllers)
- Control of heating elements
- Use in HVAC systems for switching purposes
- Integration into control panels for machinery
- Safety interlocks in industrial equipment
- Starting and stopping of compressors
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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