Procurement Zone

The SIRIUS 3UG5512-1AR20 detects phase sequence, phase loss, and phase imbalance, with a measurement range of 160 to 760V AC. It provides one set of switching contacts, has a response time as fast as 500ms, and features a compact design for easy installation.

The SIRIUS 3UG5511-2AR20 monitors three-phase voltage and phase sequence, with a measurement range of 3x160 to 690V AC. It has one set of switching contacts for 250V AC/3A output, spring-loaded terminal wiring, and quick and easy DIN rail mounting.

The SIRIUS 3UG5511-1BR20 is designed for monitoring three-phase phase sequence, with a measurement range of 3x160 to 690V AC and a frequency of 15 to 70Hz. It features two sets of switching contacts, screw terminal wiring, and a simple and stable structure.

The SIRIUS 3UG5461-1AA40 is a DC load monitoring relay that supports PROFINET communication. It monitors whether the DC current, voltage, and power exceed the upper and lower limits, and outputs 2x8A/1x16A contacts. It is powered by 24V DC.

The SIRIUS 3UG4983-1A is a voltage conversion module used with the 3UG4583 insulation monitoring relay. It can extend the power supply voltage range to AC 690V and DC 1000V. It is not an independent monitoring relay and must be used with the main unit.

The SIRIUS 3UG4825-1CA40, equipped with a 3UL23 current transformer, monitors residual (leakage) current, supports IO-Link communication, has a measurement range of 10mA to 43A, operates on 24V DC power, and provides two sets of delayed switching contacts.

The 3UG4822-2AA40 is a Siemens SIRIUS current monitoring relay that supports the IO-Link interface, has a measurement range of 0.05~10A, can set overcurrent and undercurrent warning values, operates on DC 18~30V power, is 22.5mm wide, and is suitable for single-phase current loop monitoring applications.

The 3UG4815-1AA40 is a Siemens SIRIUS three-phase power supply voltage monitoring relay that supports the IO-Link interface and has five monitoring functions: phase sequence, phase loss, voltage imbalance, and over/under voltage. The measurement range is AC 3x160~690V, making it suitable for three-phase power circuit protection.

The 3UG4651-1AW30 is a Siemens SIRIUS speed monitoring relay that can detect overspeed and underspeed anomalies within the range of 0.1~2200 rpm. It has a power supply range of AC/DC 24~240V and an adjustable hysteresis value of 0.1~99 rpm, making it suitable for speed protection of motors and transmission equipment.

The 3UG4633-2AL30 is a Siemens SIRIUS single-phase voltage monitoring relay with a measurement range of AC/DC 17~275V. It provides dual overvoltage and undervoltage protection, has two sets of switching contacts and spring-loaded terminals, and the hysteresis value is adjustable from 0.1 to 150V, making it suitable for single-phase power supply monitoring.

The 3UG4633-1AL30 is a Siemens SIRIUS single-phase voltage monitoring relay with a measurement range of AC/DC 17~275V. It can set overvoltage and undervoltage thresholds, has one set of switching contact outputs, an adjustable hysteresis value of 0.1~150V, and a maximum thermal current of 5A. It is suitable for single-phase power supply monitoring applications.

The 3UG4632-1AW30 is a Siemens SIRIUS single-phase voltage monitoring relay with a measurement range of AC/DC 10~600V, covering a higher voltage level than general models. The hysteresis value is adjustable from 0.1 to 300V, and the power supply is designed for a wide range of AC/DC 24~240V, making it suitable for high-voltage power supply monitoring.

The 3UG4631-1AW30 is a Siemens SIRIUS low-voltage monitoring relay with a measurement range of AC/DC 0.1~60V. It is suitable for monitoring low-voltage signals or battery circuits, and has a wide power supply range of AC/DC 24~240V. The hysteresis value is adjustable from 0.1 to 30V, and it has one set of switching contact outputs.

The 3UG4631-1AA30 is a Siemens SIRIUS low-voltage monitoring relay with a measurement range of AC/DC 0.1~60V. It adopts a fixed AC/DC 24V power supply design, and the hysteresis value is adjustable from 0.1 to 30V. It has one set of switching contacts and screw terminal wiring, making it suitable for low-voltage signal circuit protection applications.

The 3UG4625-2CW30 is a Siemens SIRIUS leakage current (ground fault) monitoring relay. It needs to be used with a 3UL23 current transformer. The measurement range is 0.03~40A. It is equipped with 2 sets of switching contacts and spring terminals. It is powered by AC 24~240V and is suitable for monitoring equipment ground faults.