3TK2806-0BB4
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Product Type: Contactor Safety Combination DC 24 V 5S
Order Number: 3TK2806-0BB4
Successor Series: 3SK
Application: Safety circuits, enabling and signaling circuit 5S+1NO with self-holding K1
Control Voltage: DC 24 V
Product Type Designation: 3TK28
Suitable for Safety Monitoring: No (not for position, emergency stop, valve, or sensor monitoring)
UL Approval: No
RoHS Directive: 05/01/2012
SVHC Substance: 2,2',6,6'-Tetrabromo-4,4'-isopropylidenediphenol (CAS 79-94-7)
Gross Weight: 1.095 kg
EMC Environment: Class A only (may cause radio interference in residential areas)
Stop Category (IEC 60204-1): 0
Safety Device Type (IEC 61508-2): Type A
Feedback/Start Input: Not available
Terminal Cross-Section Solid: 1×(4 mm²), 2×(1 … 2.5 mm²)
Terminal Cross-Section Stranded: 2×(0.75 … 1.5 mm²)
AWG Solid: 18 … 14
AWG Stranded: 20 … 16
Plug-in Socket Connection: No
- New (OVP): Unused and undamaged items in the original packaging.
- New (without original packaging): Unused and undamaged items that may no longer be in the original packaging.
- Like New: Items that look like new and show only minimal signs of wear.
- Very good: Items that show only slight signs of wear and are fully functional.
- Good: Items that show normal signs of use but are still fully functional.
- Acceptable: Items that show more severe signs of wear but are functional.
- Defective / DIY: Items that are no longer functional or have significant damage. These items are usually sold for spare parts or for repair.
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For each of our products you can select the condition, with the following categories available:
New (OVP): Unused and undamaged items in the original packaging.
New (without original packaging): Unused and undamaged items that may no longer be in the original packaging.
Like New: Items that look like new and show only minimal signs of wear. Very Good: Items that show only light signs of wear and are fully functional. Good: Items that show normal signs of wear but are still fully functional.
Acceptable: Items that show more severe signs of wear but are functional.
Defective / DIY: Items that are no longer functional or have significant damage. These items are usually sold for spare parts or for repair. If there are major differences between the condition categories, e.g. broken casing, a separate image is added for the affected category. Otherwise, grades such as "Very Good" and "Good" can only be distinguished from one another by increasing signs of wear.
The E-Stand on Siemens industrial electronics products provides information about the development and modifications of a specific product. It is a classification system that Siemens uses to identify different production and development stages within a product type. Each E-Stand can include technical improvements, adjustments or other changes.
An important point to note is that products with different E-levels are not always directly interchangeable. Technical characteristics may differ between versions, which means that compatibility with your existing plant or system may not always be guaranteed. It is advisable to carefully check whether the new product is compatible with the corresponding E-level for your application before making a replacement.
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