# Siemens Sirius 3RV1421-0KA10 Circuit Breaker - 50/60Hz

The **Siemens Sirius 3RV1421-0KA10** circuit breaker provides reliable protection for your electrical systems. Designed for 50/60Hz operation, this breaker ensures optimal performance and safety in industrial automation applications.

This **Siemens** circuit breaker is engineered to meet **IEC/EN 60947-2** and **IEC/EN 60947-4-1** standards, offering a **Uimp rating of 6kV** and compliance with **GB14048.2**. It features a **0.9-1.25A** range and a **Class 10 rating of 26A**, making it suitable for diverse control systems.

-   **Efficient Overload Protection:** Prevents damage from electrical overloads.
-   **Wide Frequency Range:** Operates seamlessly at both 50Hz and 60Hz.
-   **Robust Design:** Built to withstand demanding industrial environments.
-   **Compliance:** Meets international safety and performance standards.
-   **Easy Installation:** Designed for straightforward integration into existing systems.

**Specifications:**

-   Frequency: 50/60Hz
-   Current Range: 0.9-1.25A
-   Maximum Class 10 Rating: 26A
-   Uimp Rating: 6kV
-   Voltage: 600V max

Trust **Siemens** for dependable circuit protection in your industrial automation setup. This **Sirius 3RV1421-0KA10** circuit breaker offers superior safety and performance. Add it to your system today

Also our company name is Ram Automations and also you can contact us on email info@ramautomations.com

## Details

- **Price:** 999.0 USD
- **Vendor:** Ram Automations
- **Type:** Industrial Automation > Circuit Breakers > Molded Case
- **Tags:** 3RV1421-0KA10, 50/60hz, circuit breaker, industrial automation, overload protection, siemens

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- Siemens Sirius 3RV1421-0KA10 Circuit Breaker - 50/60Hz-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rv1421-0ka10-circuit-breaker)
> Updated: 2026-09-19