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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1901-1A |
| Alternative Part Number | 3RV19011A |
| Manufacturer | Siemens |
| Part Description | This is a Siemens Auxiliary Switch Contact with a voltage capacity of 690 V ac and 220 V dc. It features a 1NO/1NC Plug-In design. |
| Short Description | Auxiliary Switch |
| Country of Origin | Not specified |
| Commodity Code | 85365080 |
| Mounting Type | Plug-in fixing |
| Dimensions | Width: 9.5mm, Height: 90mm, Depth: 70mm |
| Electrical Connection Type | Screw-type terminals |
| Connectable Conductor Cross-Sections | For auxiliary contacts: Solid - 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²); Finely stranded with core end processing - 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| AWG Conductors for Auxiliary Contacts | 2x (18 ... 14) |
| Certificates/ Approvals | CE / UL / CSA / CCC |
| Ambient Temperature | During storage: -50°C to +80°C; During operation: -20°C to +60°C |
| Auxiliary Circuit | Number of NC contacts for auxiliary contacts instantaneous contact: 1; Number of NO contacts for auxiliary contacts instantaneous contact: 1 |
| Operating Current | At AC-12: 10A; At AC-15: 24V - 6A, 230V - 4A, 400V - 3A; At DC-13: 24V - 2A, 110V - 0.5A, 220V - 0.25A; At AC-15 at 690V rated value: 1A |
The Siemens 3RV1901-1A is a high-quality auxiliary switch designed to provide reliable and efficient performance in a variety of industrial applications. This plug-in device features a single normally open (1NO) and a single normally closed (1NC) contact, making it versatile for different circuit configurations. With a voltage rating of 690 V ac and 220 V dc, it can handle demanding power requirements. The 3RV1901-1A is part of the SIRIUS product line, known for its robustness and durability. It's designed for lateral mounting on circuit breakers of sizes S00 to S3, offering flexibility in installation. The switch has an IP20 protection class on the front, ensuring safety in operation. Its operating temperature ranges from -20 to +60 degrees Celsius, making it suitable for use in various environmental conditions. The 3RV1901-1A auxiliary switch is a testament to Siemens' commitment to quality, innovation, and reliability in industrial automation.
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Frequently Asked Questions
What is the function of this Siemens Auxiliary Switch?
The Siemens 3RV1901-1A is an auxiliary switch that can be mounted on the side of a circuit breaker. It is designed to provide additional control and safety functions. It has 1 Normally Open (NO) and 1 Normally Closed (NC) contact.
What are the technical specifications of this Auxiliary Switch?
This auxiliary switch operates at a voltage of 690 V ac and 220 V dc. It has a plug-in design for easy installation. The switch is designed for circuit breaker sizes S00 to S3. It has an IP20 protection class on the front and can operate in ambient temperatures ranging from -20°C to +60°C.
What is the size of the circuit breaker this Auxiliary Switch can be used with?
The Siemens 3RV1901-1A Auxiliary Switch is designed to be used with circuit breakers of sizes S00, S0, S2, and S3.
What is the operating current of the auxiliary contacts?
The operating current of the auxiliary contacts of the Siemens 3RV1901-1A Auxiliary Switch varies depending on the voltage. At AC-12, the operating current is 10A at 24V, 230V, 400V, and 690V. At AC-15, the operating current is 6A at 24V, 4A at 230V, 3A at 400V, and 1A at 690V. At DC-13, the operating current is 2A at 24V, 0.5A at 110V, and 0.25A at 220V.
What type of connections does this Auxiliary Switch have?
The Siemens 3RV1901-1A Auxiliary Switch has screw-type terminals for auxiliary and control current circuits. It can accommodate solid and finely stranded conductors with cross-sections of 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), and AWG conductors of 2x (18 ... 14).
What approvals does this Auxiliary Switch have?
The Siemens 3RV1901-1A Auxiliary Switch has received several certifications and approvals, including CE, UL, CSA, and CCC.
