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Siemens SIRIUS Series Signal Switch for Use with 3RV2 Series 10A 690V 3RV2921-1M
Specifications
| Country of Origin | Romania |
|---|---|
| Brand | Siemens |
| Model | 3RV2921-1M |
| Series | SIRIUS |
| Accessory Type | Signal Switch |
| For Use With | 3RV2 Series |
| Signal Switch for use with 3RV1 SeriesBrand | Siemens |
Key Features
- Operates at voltage up to 690V for industrial electrical applications.
- Rated for a current of 10 amperes ensuring reliable signaling.
- Includes one normally open (NO) and one normally closed (NC) contact.
- IP20 protection class provides dust ingress resistance.
- Suitable for ambient temperatures from -20°C to +60°C.
- Lightweight at approximately 0.096 kg facilitates easy handling.
- Designed for use with 3RV2 Series circuit breakers.
- Screw-type terminals support 0.5 to 2.5 mm² conductors.
Product Description
Siemens 3RV2921-1M Signal Switch from the SIRIUS series is engineered specifically for use with 3RV2 Series circuit breakers. Rated at 10A and operable at voltages up to 690V, this signal switch is an auxiliary component that enhances circuit signaling and control functions in electrical distribution and automation systems.
Its compact form factor measuring 90mm by 68mm by 18mm allows integration into various electrical panels where space efficiency is critical. The device features both normally open (NO) and normally closed (NC) contacts, lending versatile control and indication options for electrical setups.
With IP20 ingress protection, the switch effectively guards against dust intrusion, contributing to operational reliability across industrial and commercial environments. Adapted for temperatures between -20°C and +60°C, it ensures stable performance in typical industrial ambient conditions.
Electrical connection is facilitated via screw-type terminals designed for solid or stranded wiring of 0.5 to 2.5 mm² cross-sectional area, ensuring secure and reliable auxiliary circuit connectivity. The switch withstands surge voltages up to 6 kV, making it resilient against transient electrical spikes.
Voltage rating of 690V supports a wide range of industrial applications. 10A current rating provides robust signaling capability. Compact and lightweight for convenient integration and installation. Dual contact types (NO and NC) offer operational flexibility.
IP20 protection rating to prevent dust ingress. Suitable for ambient use from -20°C to +60°C environments. Screw-type terminals support wiring from 0.5 to 2.5 mm². Surge voltage resistance up to 6 kV ensures durability.
This Signal Switch is ideal for industrial automation, electrical panels, motor control centers, and other scenarios requiring reliable circuit signaling and status indication. As part of the Siemens SIRIUS range, it delivers trusted performance and compatibility with 3RV2 series breakers for enhanced control gear solutions.
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Frequently Asked Questions
This model operates at a voltage rating of up to 690V, making it suitable for various industrial electrical applications.
The signal switch is rated for a current of 10 amperes, ensuring reliable signaling in electrical circuits.
It features one normally open (NO) contact and one normally closed (NC) contact, providing versatile control options.
The switch has an IP20 protection class, which provides resistance against dust ingress.
It is suitable for ambient temperatures ranging from -20°C to +60°C, ensuring stable performance in typical industrial environments.
The dimensions of this model are 90mm by 68mm by 18mm, allowing for compact installation in electrical panels.
It is equipped with screw-type terminals that support wiring with a cross-sectional area of 0.5 to 2.5 mm².
The switch can withstand surge voltages up to 6 kV, providing resilience against transient electrical spikes.
Yes, it is specifically designed for use with 3RV2 Series circuit breakers, enhancing compatibility and performance.
This signal switch is ideal for use in industrial automation, electrical panels, and motor control centers, where reliable circuit signaling is required.
The country of origin for this model is Romania.
The product does not specify any included accessories; it is primarily a standalone signal switch designed for integration with circuit breakers.
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