---
title: "3UG4512-2BR20 Monitoring relay, analog, phase failure and sequence 3x 160-690 V AC 50 to"
category: "Protective and security systems > Relay"
---

**Kategorie:** Protective and security systems > Relay

# 3UG4512-2BR20 Monitoring relay, analog, phase failure and sequence 3x 160-690 V AC 50 to

Monitoring relay, analog, phase failure and sequence 3x 160-690 V AC 50 to

## Základní informace

| Parametr | Hodnota |
| --- | --- |
| Unit | pcs |
| Code 1 | SI_3UG4512-2BR20 |
| Code 2 | 3UG4512-2BR20 |
| Warranty | 12 |
| Warranty for companies | 12 |
| Brand | SIEMENS |

## Podrobný popis

!!! Product phase-out !!! the preferred successor is 3UG5512-2BR20 phase failure and sequence monitoring 3 x 160...690 V, 2 changeover contacts; analog monitoring relay phase failure and sequence monitoring 3 x 160...690 V 50...60 Hz AC 2 changeover contacts spring-loaded connection system Line monitoring relay SIRIUS 3UG4 for monitoring phase sequence, phase failure and phase asymmetry, e.g. with mobile systems such as A/C compressors, refrigerated containers, construction site compressors or cranes. Worldwide use thanks to international certificates. Different versions enable application-related selection of products. Less space required in the control cabinet thanks to slim design. All versions with removable terminals. In addition to screw terminals, all the devices are also available with spring-type terminals for fast, maintenance-free and vibration-proof connection. Versions with a wide voltage range and without auxiliary voltage can be used in any networks worldwide. The comprehensive range of accessories, such as unit labeling plates, push-in lugs and cover caps, is standardized for all relays. SIRIUS relays - one range for every application.