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Siemens Auxiliary Contact 1 Contact 1 NO Snap-On Mount 1A 690V 3RH1921-1CA10
Specifications
| Country of Origin | India |
|---|---|
| Brand | Siemens |
| Model | 3RH1921-1CA10 |
| Mount Type | Snap-On |
| Series | 3RH1 |
| Maximum Operating Temperature | 80°C |
| Minimum Operating Temperature | -55°C |
| Terminal type | Screw |
| Standards/Approvals | DIN EN50005, IEC 60947-4-1 |
| Number of Contacts | 1 |
| Contact Voltage | 690V |
| Normal State Configuration | 1 NO |
| Contact Current | 1A |
| Operational Current Ie | 6A |
| Pole and Throw Configuration | 1P |
| Mechanical Durability | 10Mcycles |
| Rated Insulation Voltage Ui | 690V |
| Siemens Auxiliary Contact, 1 Contact, NO, Plug InBrand | Siemens |
Key Features
- Compact design with dimensions 38mm (H) x 10mm (W) x 51mm (D) for space-efficient installations.
- Snap-on mounting style enables quick and tool-free installation.
- Mechanical durability rated for 10,000,000 switching cycles ensuring long service life.
- Operational temperature range from -55°C up to 80°C supports use in harsh industrial environments.
- Suitable for controlling peripheral functions such as LED indication in motor control applications.
- Rated insulation voltage of 690V with surge voltage resistance up to 6kV for reliable performance against electrical spikes.
- Compatible with relays and contactors in automation and control gear systems.
Product Description
Siemens 3RH1921-1CA10 auxiliary contact features a snap-on mount design with one normally open contact rated at 1 ampere and 690 volts, ideal for integration in electrical control systems. Its compact dimensions of 38mm height, 10mm width, and 51mm depth enable installation in space-constrained panels.
Engineered to withstand demanding industrial conditions, it offers a wide operational temperature range of -55°C to 80°C and mechanical durability of 10 million switching cycles. This ensures reliable long-term functionality in automation and motor control applications.
With rated insulation voltage of 690V and surge voltage resistance up to 6 kV, the contact reliably manages electrical surges during operation, protecting control circuits. The screw terminal type facilitates secure wiring connections.
This auxiliary contact is commonly used in factory automation, electrical control panels, and manufacturing systems to supervise device status and drive peripheral functions such as indicator LED controls. It is designed for seamless integration with Siemens relays and contactors, offering a versatile solution in industrial automation setups.
Compact design with dimensions 38mm (H) x 10mm (W) x 51mm (D) for space-efficient installations. Snap-on mounting style enables quick and tool-free installation. Mechanical durability rated for 10,000,000 switching cycles ensuring long service life.
Operational temperature range from -55°C up to 80°C supports use in harsh industrial environments. Suitable for controlling peripheral functions such as LED indication in motor control applications. Rated insulation voltage of 690V with surge voltage resistance up to 6kV for reliable performance against electrical spikes.
Compatible with relays and contactors in automation and control gear systems. Explore Siemens Auxiliary Contacts and related industrial components at EnvMart for quality and reliability in automation applications.
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Frequently Asked Questions
The rated insulation voltage of this model is 690V, ensuring reliable performance against electrical spikes.
It operates within a temperature range of -55°C to 80°C, making it suitable for harsh industrial environments.
This auxiliary contact features one normally open (1 NO) contact.
It is rated for mechanical durability of 10 million switching cycles, ensuring long service life.
This model utilizes a snap-on mounting style, allowing for quick and tool-free installation.
The operational current rating for this unit is 6A.
It features screw terminals for secure wiring connections.
It complies with DIN EN50005 and IEC 60947-4-1 standards.
The dimensions are 38mm in height, 10mm in width, and 51mm in depth.
It is commonly used in factory automation and electrical control panels to supervise device status and drive peripheral functions such as indicator LED controls.
The auxiliary contact has a surge voltage resistance of up to 6kV, providing protection against electrical surges.
Yes, it is compatible with relays and contactors in automation and control gear systems.
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