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Siemens SIRIUS 3RV1901-1A

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3RV1901-1A

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The Siemens 3RV1901-1A is a lateral auxiliary switch designed for specific frame sizes in the SIRIUS series. This unit offers multiple functionalities with a contact configuration comprising one normally open (NO) and one normally closed (NC) contact, suitable for various applications.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for 3RV1901-1A

ManufacturerSiemens
Product TypeLateral Auxiliary Switch
Product LineSIRIUS
Part Number3RV1901-1A
UPC754554409481
Weight0.13 lbs (0.06 kg)
Compatible Frame SizesFrame S00, S0, S2, and S3
IP RatingIP20
Installation TypePlug-in fixing
Contact Configuration1 NO (Normally Open) + 1 NC (Normally Closed)
Number of Contacts2 contacts
Operating Current (AC-12)10.0 A
Operating Current (AC-15) at 24 V6.0 A
Operating Current (AC-15) at 230 V4.0 A
Operating Current (AC-15) at 400 V3.0 A
Operating Current (DC-13) at 24 V2.0 A
Connection TypeScrew-type terminals
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The Siemens 3RV1901-1A serves as a lateral auxiliary switch within the SIRIUS series. Specifically crafted for use with frame sizes S00, S0, S2, and S3, the device is rated IP20, which provides a basic level of protection against ingress of solid foreign objects, such as dust. Installation is straightforward, facilitated through a plug-in mechanism.

This switch features a contact configuration that includes one normally open (NO) contact and one normally closed (NC) contact, allowing for versatile operational capabilities. It can handle up to 10.0 A of operating current under AC-12 conditions. The 3RV1901-1A also supports varying current ratings for AC-15 applications, where it can manage 6.0 A at 24 V, 4.0 A at 230 V, and up to 3.0 A at 400 V. In a DC-13 context, the unit can operate at 2.0 A when using a 24 V supply, making it suitable for diverse electrical systems.

This unit incorporates screw-type terminals for connections, ensuring a reliable and solid electrical interface. The design is focused on functionality and ease of installation, making it an effective choice for various control and automation tasks.