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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RK1903-3AC10 |
| Alternative Part Number | 3RK19033AC10 |
| Manufacturer | Siemens |
| Terminal Module Design | 65 mm terminal module for F-DS1E-X without supply line connection with coding for shutdown groups |
| Mounting Height | 290 mm |
| Installation Width | 65 mm |
| Mounting Depth | 100 mm |
| Protection Class | IP20 |
| Insulation Voltage (Rated) | 690 V |
| Operating Voltage (AC Rated) | 500 to 575 V ac |
| Impulse Voltage Resistance | 6,000 V |
| Operating Current (Rated) | 50 A |
| Operating Frequency (Rated 1) | 50 Hz |
| Operating Frequency (Rated 2) | 60 Hz |
| Connectable Conductor Types | Solid and finely stranded with wire end processing |
| Conductor Cross-Section Range | 1x 10 mm², 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²) |
| Screwdriver Size for Mounting | Standard screwdriver Size 2 |
| Tightening Torque | 2 … 2.5 N·m |
| Commodity Code | 853690 |
The Siemens 3RK1903-3AC10 is a robust terminal module designed for seamless integration with the F-DS1E-X system, offering a reliable solution for managing power distribution in industrial settings. This terminal module stands out with its compact dimensions of 65 x 100 x 290 mm, making it suitable for installations where space is at a premium.
Crafted to facilitate efficient energy distribution, the module is capable of handling an operating current of up to 50 A and is rated for operating voltages between 500 to 575 V ac. Its design includes a coding feature for tripping groups, enhancing the safety and organisation of your power management system.
The terminal module's construction adheres to a protection class of IP20, ensuring that it is safeguarded against solid objects larger than 12.5 mm but not against water, making it suitable for dry and controlled environments. With an insulation voltage rated at 690 V and an impulse voltage resistance of 6,000 V, the module is engineered to withstand challenging electrical conditions, providing a reliable and durable power distribution point.
The 3RK1903-3AC10 accommodates various conductor cross-sections, including solid and finely stranded wires, with specifications detailed in accordance with IEC 60947 standards. This flexibility ensures compatibility with a wide range of wiring requirements, simplifying installation and maintenance processes.
This terminal module is a testament to Siemens' commitment to quality and efficiency in electrical components, offering a dependable solution for industrial power distribution needs.
Commonly Asked Questions
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Frequently Asked Questions
What is the rated operating voltage for this terminal module?
The terminal module is rated for an operating voltage of 500 V AC.
Can you specify the operating current for this module?
The module has an operating current rated value of 50 A.
What type of protection does the terminal module offer?
It offers a protection class of IP20.
What are the dimensions of this terminal module?
The module has a mounting height of 290 mm, an installation width of 65 mm, and a mounting depth of 100 mm.
What is the insulation voltage of this module?
The insulation voltage rated value for the module is 690 V.
What is the impulse voltage resistance of this terminal module?
The impulse voltage resistance rated value is 6,000 V.
What types of conductors can be connected to this module?
The module can connect to solid conductors of 1x 10 mm², and finely stranded conductors with wire end processing of 2x (1 ... 2.5 mm²) and 2x (2.5 ... 6 mm²), according to IEC 60947.
What is the required tightening torque for the screw-type terminals?
The tightening torque for the screw-type terminals is between 2 and 2.5 N·m.
What is the operating frequency of this terminal module?
The operating frequency rated values are 50 Hz and 60 Hz.
What is the design of the product?
The terminal module is designed for F-DS1e-x, with energy bus bushing.
Part conditions explained
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