# Siemens 3UG3511-1BQ50 3 Phase Sequence Relay - 8A, 250Vac

The Siemens 3UG3511-1BQ50 3 Phase Sequence Relay is engineered to precisely monitor and control phase sequences in 3-phase power systems. Ideal for industrial automation and commercial applications, this relay ensures the reliable operation of motors and equipment. Its robust design and high-quality construction guarantee long-lasting performance.

This Siemens relay is rated for 3X230-400Vac at 50/60Hz, featuring an 8A current rating at 250Vac. It supports motors up to 1/3Hp at 240Vac, making it suitable for a variety of applications. The compact design and easy installation make it a versatile choice for control panels and electrical enclosures. **Siemens 3UG3511-1BQ50** is a reliable solution for phase sequence control.

-   **Phase Sequence Monitoring:** Ensures correct phase sequence for motor protection.
-   **Wide Voltage Range:** Operates efficiently within 3X230-400Vac.
-   **Compact Design:** Easy to install in various electrical enclosures.
-   **High Reliability:** Built to withstand demanding industrial environments.
-   **Motor Protection:** Prevents damage from incorrect phase sequences.

**Specifications:** Voltage Rating: 3X230-400Vac Frequency: 50/60Hz Current Rating: 8A at 250Vac Motor Support: Up to 1/3Hp at 240Vac Torque: 0.8 to 1.2 Nm Weight: 100 gm

Trust in the Siemens 3UG3511-1BQ50 3 Phase Sequence Relay for dependable phase sequence control in your critical systems. Experience the quality and performance synonymous with the Siemens brand. Upgrade your industrial automation setup today. Contact Ram Automations at info@ramautomations.com for inquiries.

Contact Ram Automations at info@ramautomations.com for inquiries.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Electrical Components > Relays > Phase Sequence Relay
- **Tags:** 3-phase-relay, 3UG3511-1BQ50, industrial-relay, motor-protection, phase-sequence-control, siemens

## Variants

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

## Images

- Siemens 3UG3511-1BQ50 3 Phase Sequence Relay - 8A, 250Vac-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3ug3511-1bq50-phase-relay)
> Updated: 2026-09-19