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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RK1903-0AB10 |
| Alternative Part Number | 3RK19030AB10 |
| Manufacturer | Siemens |
| Product Designation | Terminal Module |
| Product Type Designation | TM-DS45-S31 |
| Design | For DS1-x, with energy bus bushing |
| Mounting Height | 264 mm |
| Installation Width | 45 mm |
| Installation Depth | 100 mm |
| Protection Class IP | IP20 |
| Insulation Voltage Rated Value | 690 V |
| Operating Voltage at AC Rated Value | 500 V |
| Surge Voltage Resistance Rated Value | 6,000 V |
| Operating Current Rated Value | 40 A |
| Operating Frequency 1 Rated Value | 50 Hz |
| Operating Frequency 2 Rated Value | 60 Hz |
| Type of Connectable Conductor Cross-Sections | Solid: 1x 10 mm², 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²) |
| Size of the Screwdriver Tip | Standard screwdriver Size 2 |
| Tightening Torque with Screw-Type Terminals | 2 ... 2.5 N·m |
The Siemens 3RK1903-0AB10 is a robust and reliable terminal module, designed specifically for ET 200S DS for Direct-On-Line (DOL) starters without a supply line connection. This high-quality component is capable of handling an operating voltage of up to 500V AC and a surge voltage resistance of up to 6000V. With an operating current rated value of 40A, it is well-suited for demanding industrial applications.
The terminal module features a compact design with a mounting height of 264mm, an installation width of 45mm, and an installation depth of 100mm. It is designed to accommodate a variety of conductor cross-sections, including solid conductors of 1x 10 mm², 2x (1 ... 2.5 mm²), and 2x (2.5 ... 6 mm²).
The Siemens 3RK1903-0AB10 terminal module is IP20 rated, offering a degree of protection against touch by fingers and objects not greater than 12mm. It is a testament to Siemens' commitment to quality, reliability, and innovation in industrial automation.
Commonly Asked Questions
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Frequently Asked Questions
What is the purpose of this terminal module?
This terminal module is designed for use with ET 200S DS for DOL starter without supply line connection. It's a crucial component in ensuring the smooth operation of your machinery.
What are the technical specifications of this terminal module?
The terminal module has an insulation voltage rated value of 690V and an operating voltage at AC rated value of 500V. It has a surge voltage resistance rated value of 6,000V and an operating current rated value of 40A. It can operate at a frequency of 50Hz or 60Hz.
What type of conductors can be connected to this terminal module?
The 3RK1903-0AB10 terminal module can connect to solid conductors of 1x 10 mm², 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²). It can also connect to finely stranded conductors with core end processing of 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), according to IEC 60947.
What are the installation dimensions of this terminal module?
The terminal module has a mounting height of 264mm, an installation width of 45mm, and an installation depth of 100mm.
What is the protection class of this terminal module?
The terminal module has a protection class of IP20, which means it's protected against solid objects up to 12mm but has no protection against water.
What is the tightening torque with screw-type terminals of this terminal module?
The tightening torque with screw-type terminals of the 3RK1903-0AB10 terminal module is 2 to 2.5 N·m.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
