# Frequency Relay CEE HDG 7020 - RB Marine Power Engineering

The **CEE HDG 7020 Frequency Relay** from **RB Marine Power Engineering** is a crucial component for maintaining the stability and safety of power systems. Designed for industrial applications and marine environments, this relay ensures precise frequency monitoring and control. It is essential for protecting equipment and preventing system-wide failures. This relay, with its robust design and reliable performance, is a critical element in any power management system.

This **frequency relay**, model **ACH : 9887 B**, is engineered to handle a wide range of frequencies, with a **UN rating of 100V 58V 60Hz** and an **AUX CC/DC of 110V**. The **HDG 7020** utilizes advanced technology for accurate frequency detection. The formula FHz = FN-7+W indicates its precision in measuring and controlling power system frequencies. This is a cost-effective solution for various industries.

-   **Precise Frequency Monitoring**: Ensures accurate measurement and control of power system frequencies.
-   **Wide Frequency Range**: Suitable for diverse applications in industrial and marine settings.
-   **Reliable Performance**: Built to withstand demanding environments, offering consistent operation.
-   **Versatile Compatibility**: Works effectively with different power systems due to its versatile specifications.
-   **Cost-Effective Solution**: Provides a practical approach to frequency monitoring and control.

The **CEE HDG 7020 Frequency Relay** offers dependable performance, making it a key component. This product is a testament to **RB Marine Power Engineering’s** commitment to quality and reliability. Use this relay to enhance the efficiency and safety of your industrial or automation systems. For any inquiries, please contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** RB Marine Power Engineering
- **Type:** Industrial Automation > Relays > Frequency Relays
- **Tags:** frequency monitoring, frequency relay, HDG 7020, industrial automation, power system control, RB Marine Power Engineering

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| HDG 7020 / USED | 999.00 USD | In stock |

## Images

- Frequency Relay CEE HDG 7020 - RB Marine Power Engineering-Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/cee-hdg-7020-frequency-relay)
> Updated: 2026-09-18