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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1901-1J |
| Alternative Part Number | 3RV19011J |
| Manufacturer | Siemens |
| Product Type | Lateral Auxiliary Switch |
| Connection Type | Screw Terminal |
| Number of Contacts | 4 (2 NO + 2 NC) |
| Rated Operating Current at AC-15 | 6 A at 24 V, 4 A at 230 V, 3 A at 400 V |
| Rated Operating Current at DC-13 | 2 A at 24 V, 0.5 A at 110 V, 0.25 A at 220 V |
| Rated Operating Current at AC-15 at 690 V | 1 A |
| Mounting Type | Plug-in Fixing |
| Dimensions (Width x Height x Depth) | 18 mm x 90 mm x 68 mm |
| Conductor Cross-sections | Solid: 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) Finely Stranded with Core End Processing |
| AWG Conductors | 2x (18 ... 14) |
| Certificates/Approvals | CE, UL, CSA, CCC |
| Protection Class | IP20 |
| Ambient Operating Temperature Range | -20 °C to +60 °C during operation, -50 °C to +80 °C during storage |
| Compatibility | Suitable for use with SIRIUS Size S00, S0, S2, S3 circuit breakers |
| Commodity Code | 853650 |
The Siemens 3RV1901-1J is a lateral auxiliary switch designed to complement a range of circuit breakers and motor starter protectors. This switch features a robust screw terminal connection and offers a configuration of 2 normally open (NO) and 2 normally closed (NC) contacts, providing flexibility for various control and signalling applications within industrial settings.
Crafted with precision, the 3RV1901-1J ensures reliable performance in a compact form factor, with dimensions that allow for easy integration into existing systems. The switch is suitable for use with the S00, S0, S2, and S3 sizes of circuit breakers, making it a versatile choice for a wide array of electrical setups.
The auxiliary switch operates within an ambient temperature range of -20°C to +60°C during operation and -50°C to +80°C during storage, ensuring durability and resilience in diverse working environments. The IP20 protection class on the front of the product indicates a level of protection against solid objects, providing a degree of assurance in its operational integrity.
With a rated operating current of 10A at voltages up to 690V for AC circuits and a capacity for handling 2A at 24V in DC circuits, the 3RV1901-1J is capable of meeting the demands of various electrical loads. Its screw-type terminals accommodate a range of conductor cross-sections, making installation straightforward and secure.
The Siemens 3RV1901-1J is recognised for its compliance with industry standards, holding certifications such as CE, UL, CSA, and CCC, which attest to its quality and suitability for use in professional electrical applications. Whether used in control panels, machinery, or complex automation systems, this lateral auxiliary switch is engineered to deliver consistent and dependable service.
Commonly Asked Questions
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Frequently Asked Questions
What is the function of a lateral auxiliary switch?
A lateral auxiliary switch, such as the Siemens 3RV1901-1J, is designed to be mounted on the side of a circuit breaker or motor protector. It provides additional contact configurations for control and signalling purposes within an electrical circuit.
Can this auxiliary switch be used with any size circuit breaker?
The Siemens 3RV1901-1J is compatible with circuit breakers of sizes S00, S0, S2, and S3, allowing it to be used with a range of motor protectors or circuit breakers within these specified sizes.
What type of terminals does this auxiliary switch have?
The Siemens 3RV1901-1J is equipped with screw-type terminals, which are designed for secure and reliable wire connections.
What is the IP protection class of this auxiliary switch?
The Siemens 3RV1901-1J has an IP20 protection class rating on the front, indicating a basic level of protection against solid objects.
What are the ambient temperature ranges for the operation and storage of this switch?
The ambient temperature range for operation of the Siemens 3RV1901-1J is -20 to +60 degrees Celsius, and for storage, it is -50 to +80 degrees Celsius.
How many contacts does this auxiliary switch have and what are their types?
The Siemens 3RV1901-1J features 2 normally open (NO) and 2 normally closed (NC) contacts, providing flexibility for various control circuit configurations.
What are the dimensions of this auxiliary switch?
The dimensions of the Siemens 3RV1901-1J are 18 mm in width, 90 mm in height, and 68 mm in depth.
What certifications does this auxiliary switch hold?
The Siemens 3RV1901-1J holds several certifications, including CE, UL, CSA, and CCC, ensuring compliance with international standards.
What is the rated operating current for the auxiliary contacts?
The rated operating current for the auxiliary contacts of the Siemens 3RV1901-1J is 10 A at AC-12, with varying current ratings for different AC and DC voltages.
How can this auxiliary switch be mounted?
The Siemens 3RV1901-1J is designed for plug-in fixing, allowing for easy installation and mounting on the side of compatible devices.
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