# Siemens 7UG0818-1CA20 Line Monitoring Relay - 415VAC

The **Siemens 7UG0818-1CA20 Line Monitoring Relay** is a crucial component for safeguarding electrical systems, offering dependable monitoring capabilities for commercial and industrial applications. This relay, designed for precision, is essential for maintaining the operational integrity of your electrical infrastructure by continuously assessing line conditions. It ensures optimal performance and safety within your automation setup.

With a supply voltage of 415VAC (L-L) and 240VAC (L-N) at 50/60Hz, and an operating range of 280-500VAC (L-L) and 160-288VAC (L-N), the **7UG0818-1CA20** provides consistent performance. Its VA rating of 50VA (max) and AV15 rating of 250V/3A, with a maximum of 4A gLgG, make it suitable for a variety of applications. This relay is compliant with IEC 60947-5-1 standards, ensuring safety and quality, and it is made in India.

Key Features:

-   **Line Monitoring**: Continuously monitors electrical lines for optimal performance.
-   **Voltage Compatibility**: Operates effectively with 415VAC and 240VAC systems.
-   **Compact Design**: Features an IP 20 rating for protection in various industrial environments.
-   **Reliable Performance**: Designed for consistent and dependable operation.
-   **Safety Standards**: Compliant with IEC 60947-5-1 standards for quality assurance.

Specifications:

-   Supply Voltage: 415VAC (L-L), 240VAC (L-N)
-   Operating Range: 280-500VAC (L-L), 160-288VAC (L-N)
-   VA Rating: 50VA (max)
-   AV15 Rating: 250V/3A
-   Maximum Current: 4A gLgG
-   Standard Compliance: IEC 60947-5-1
-   Ingress Protection: IP 20

Invest in the **Siemens 7UG0818-1CA20** to ensure the reliable and efficient operation of your electrical systems. This relay is the perfect solution for maintaining the safety and performance 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:** Siemens
- **Type:** Industrial Automation > Relays > Line Monitoring Relays
- **Tags:** 415VAC, 7UG0818-1CA20, electrical protection, industrial automation, line monitoring relay, power monitoring relay, Siemens, voltage monitoring

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 7UG0818-1CA20 / USED | 999.00 USD | In stock |

## Images

- Siemens 7UG0818-1CA20 Line Monitoring Relay - 415VAC-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-7ug0818-1ca20-relay)
> Updated: 2026-10-01