# Feeder Terminal Relay REF541KB115AAAA - ABB Electrical Control

The **ABB REF541KB115AAAA** Feeder Terminal Relay is a vital component for ensuring the safety and efficiency of your electrical systems. Designed by **ABB**, this relay serves a critical role in feeder protection, offering dependable performance in industrial and automation environments. It is engineered to provide precise control and monitoring, safeguarding equipment and optimizing power distribution.

This Feeder Terminal Relay, with a Uaux voltage range of 110-240Vac and 110-240Vdc, along with an In current rating of 1/5 A.0.2/1A, represents a robust solution for diverse power requirements. The frequency range of 50/60Hz makes it adaptable to various electrical grids. This product is a testament to **ABB's** reputation for superior quality and reliability in the field of electrical protection. The **REF541KB115AAAA** is an essential for anyone seeking to enhance their electrical systems' performance.

Key Features:

-   **Feeder Protection**: Provides reliable protection for electrical feeders.
-   **Voltage Range**: Operates effectively within a Uaux voltage range of 110-240Vac and 110-240Vdc.
-   **Current Rating**: Supports In current ratings of 1/5 A.0.2/1A.
-   **Frequency Compatibility**: Suitable for 50/60Hz frequency applications.
-   **High Quality**: Manufactured by ABB, ensuring high performance and longevity.

Specifications:

-   Model: **REF541KB115AAAA**
-   Brand: **ABB**
-   Uaux Voltage: 110-240Vac, 110-240Vdc
-   In Current Rating: 1/5 A.0.2/1A
-   Frequency: 50/60Hz

With the **ABB REF541KB115AAAA** Feeder Terminal Relay, you are investing in a product known for its dependability and precision. Its robust design and versatile specifications make it ideal for a wide array of industrial and automation applications. Trust in **ABB** to deliver the performance and reliability you need to protect your electrical systems. For further assistance, contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Relays > Feeder Terminal Relay
- **Tags:** ABB, electrical protection, feeder protection relay, feeder terminal relay, industrial automation, REF541KB115AAAA

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| REX521GHHPSH07G / USED | 999.00 USD | In stock |

## Images

- Feeder Terminal Relay REF541KB115AAAA - ABB Electrical Control-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-ref541kb115aaaa-feeder-relay)
> Updated: 2026-10-01