# ABB SPAD 330C Differential Relay 50/60Hz - Electrical Protection

The **ABB SPAD 330C 50/60Hz Differential Relay**, manufactured by Asea Brown Boveri, is a critical component for safeguarding electrical systems. This relay provides reliable and efficient protection against faults and overloads, ensuring the continuous operation of industrial and commercial power distribution networks. Designed for both 50Hz and 60Hz frequency applications, this relay is a versatile solution for diverse electrical environments.

This **ABB SPAD 330C** relay is engineered for durability and ease of installation. With a compact design and a weight of approximately 8kg, it fits seamlessly into electrical panels. The **SPAD 330C** ensures the integrity of your electrical system. It is a top choice for professionals in the electrical industry because of its high-quality construction and advanced features. The **RS 621 relay case type SPTK SPCD 3C23** ensures durability, while the **RS 473 003-AA MO 52032** provides additional support.

-   **Differential Protection:** Provides fast and sensitive protection against internal faults.
-   **Frequency Compatibility:** Operates efficiently at both 50Hz and 60Hz frequencies.
-   **Robust Construction:** Built with high-quality materials for long-term reliability.
-   **Easy Installation:** Compact design for convenient integration into existing systems.
-   **Versatile Applications:** Suitable for a wide range of industrial and commercial power systems.

The **ABB SPAD 330C 50/60Hz Differential Relay** offers dependable performance, reducing downtime and protecting valuable electrical equipment. This relay is an excellent choice for anyone looking to upgrade or install a new protection system. Trust in Asea Brown Boveri for your relay needs and ensure the safety and efficiency of your electrical infrastructure. For any inquiries, please contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Asea Brown Boveri
- **Type:** Industrial Automation > Protection Relays > Differential Relays
- **Tags:** 50/60Hz, ABB, ABB SPAD 330C, Differential Relay, Electrical Protection, Industrial Automation, Power System Protection, SPAD 330C 50Hz, SPAD 330C 60Hz

## Variants

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

## Images

- ABB SPAD 330C Differential Relay 50/60Hz - Electrical Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-spad-330c-differential-relay)
> Updated: 2026-09-18