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
3 months ago
3TH4373-0BB4
Siemens 3TH4373-0BB4 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 3TH4373-0BB4 is a robust and reliable contactor relay designed for efficient performance in a variety of industrial applications. This compact device features 7 Normally Open (NO) and 3 Normally Closed (NC) contacts, making it versatile for different circuit configurations. With a control supply voltage rated at 24V DC, it ensures consistent operation in your control systems. The device is designed for screw and snap-on mounting onto a 35mm standard mounting rail according to DIN EN 50022, facilitating easy installation and maintenance. It operates efficiently in an ambient temperature range of -25 to +55 °C, making it suitable for challenging environments. The 3TH4373-0BB4 also boasts a protection class IP20 on the front, safeguarding it against solid objects larger than 12.5mm. With a height of 78mm, width of 55mm, and depth of 135mm, this contactor relay is compact and space-efficient. Its screw-type terminals for auxiliary and control current circuit ensure secure and reliable connections. The Siemens 3TH4373-0BB4 contactor relay is a high-quality component that delivers dependable performance and longevity in your industrial control systems.
| Specification | Description |
|---|---|
| Part Number | 3TH4373-0BB4 |
| Alternative Part Number | 3TH43730BB4 |
| Manufacturer | Siemens |
| Part Type | Contactor Relay |
| Contact Configuration | 7NO;3NC |
| Current Rating | 10 A |
| Control Voltage | 24 V dc |
| Size | S0 |
| Control Type | DC (Control) |
| Protection Class | IP20 |
| Ambient Operating Temperature | -25 … +55 °C |
| Commodity Code | 85364190 |
| Country of Origin | Not specified |
| Reference Code | K (according to DIN 40719 extended according to IEC 204-2 / according to IEC 750, DIN EN 61346-2, DIN EN 81346-2) |
| Auxiliary Circuit Operating Current | 10 A at 230 V, 6 A at 400 V (AC-15) |
| Identification Number for Switching Elements | 73 E |
What is the description of this Siemens Contactor Relay?
This Siemens Contactor Relay is a 7NO;3NC, 10 A, 24 V dc (Control), S0, DC (Control), IP20. It's designed for DC operation with screw terminals.
What is the operating temperature range of this Contactor Relay?
The operating temperature range of this Contactor Relay is -25 to +55 degrees Celsius.
What is the protection class of this Contactor Relay?
The protection class of this Contactor Relay is IP20.
What is the control supply voltage for this Contactor Relay?
The control supply voltage for this Contactor Relay is 24V DC.
How many NC and NO contacts does this Contactor Relay have?
This Contactor Relay has 3 NC (Normally Closed) contacts and 7 NO (Normally Open) contacts.
What is the type of electrical connection for this Contactor Relay?
This Contactor Relay has screw-type terminals for the electrical connection.
What is the mounting type of this Contactor Relay?
This Contactor Relay can be mounted using screws and can be snap-on mounted onto a 35 mm standard mounting rail according to DIN EN 50022.
What are the dimensions of this Contactor Relay?
The dimensions of this Contactor Relay are 55mm in width, 78mm in height, and 135mm in depth.
Is this Contactor Relay finger-safe?
Yes, this Contactor Relay is designed to be finger-safe.
What is the B10 value of this Contactor Relay?
The B10 value of this Contactor Relay is 1,000,000 with a high demand rate according to SN 31920.
- Control and automation of industrial machinery
- Switching of electric circuits in power systems
- Use in control panels for machine tools
- Integration in safety circuits for emergency stop systems
- Control of lighting systems in commercial and industrial settings
- Use in HVAC systems for controlling heating, ventilation, and air conditioning units
- Implementation in conveyor systems for material handling
- Use in pump control systems for water and wastewater treatment plants
- Integration in control circuits of elevators and escalators
- Use in automation systems for packaging and bottling plants
- Control of motors in various industrial applications.
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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All parts new or reconditioned are covered by EU Automation 12 month warranty
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
5 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
5 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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