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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3UG4632-1AW30 |
| Alternative Part Number | 3UG46321AW30 |
| Manufacturer | Siemens |
| Type | Digital Monitoring Relay |
| Voltage Monitoring Range | 10 to 600 V AC/DC |
| Control Supply Voltage | 24 to 240 V AC/DC at 50 to 60 Hz |
| Hysteresis | 0.1 to 300 V |
| Time Delay | 0.1 to 20 s |
| Output Contacts | 1 Changeover Contact |
| Terminal Type | Screw Terminal |
| Display | LCD |
| Mounting | Snap-on Mounting |
| Dimensions (W x H x D) | 22.5 mm x 92 mm x 91 mm |
| Operating Temperature Range | -25 to +60 °C |
| Storage Temperature Range | -40 to +85 °C |
| Installation Altitude | Up to 2000 m above sea level |
| Electrical Durability | 100,000 cycles at AC-15 at 230 V |
| Mechanical Durability | 10,000,000 cycles |
| Insulation Voltage | Rated at 690 V for overvoltage category III with degree of pollution 3 |
| Surge Voltage Resistance | Rated at 4 kV |
| Protection Class | IP20 |
| Vibration Resistance | According to IEC 60068-2-6: 1 ... 6 Hz: 15 mm, 6 ... 500 Hz: 2g |
| Shock Resistance | According to IEC 60068-2-27: sinusoidal half-wave 15g / 11 ms |
| Electromagnetic Compatibility | IEC 60947-1 / IEC 61000-6-2 / IEC 61000-6-4 |
| Product Approvals | General Product Approval, EMC Declaration of Conformity, Test Certificates for various uses |
The Siemens 3UG4632-1AW30 is a state-of-the-art digital monitoring relay designed for precise voltage monitoring applications. This compact device, with a width of just 22.5 mm, is engineered to monitor voltage levels from 10 to 600 V AC/DC, ensuring both overshoot and undershoot are detected and managed effectively. It operates within a control supply voltage range of 24 to 240 V AC/DC and is suitable for frequencies of 50 to 60 Hz.
Equipped with an LCD for clear display, the 3UG4632-1AW30 offers a variety of functions including undervoltage and overvoltage detection for both AC and DC currents, as well as voltage window recognition for single-phase systems. It also features an adjustable open/closed-circuit current principle, external reset capability, and an auto-reset function, providing flexibility and control in a range of monitoring scenarios.
The relay is designed for durability, boasting a mechanical service life of typically 10 million operating cycles and an electrical endurance of 100,000 cycles at AC-15 at 230 V. It also offers a thermal current of the switching element with contacts up to 5 A. For ease of installation, it includes a snap-on mounting method and screw-type terminals for secure electrical connections.
This monitoring relay is an ideal solution for a variety of industrial applications where precise voltage monitoring is critical for the safety and efficiency of electrical systems. Its robust design and versatile features make it a valuable component in any electrical control and monitoring setup.
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Frequently Asked Questions
What is the purpose of a digital monitoring relay?
A digital monitoring relay is used to monitor electrical parameters such as voltage, current, or frequency. It ensures that these parameters remain within specified limits and can trigger an alarm or switch off the system to prevent damage if an abnormal condition is detected.
Can this relay monitor both AC and DC voltages?
Yes, the Siemens digital monitoring relay is capable of monitoring a wide range of AC and DC voltages, ensuring versatility across different applications.
What kind of display does this monitoring relay have?
The relay is equipped with an LCD display that provides clear and immediate feedback on the monitored electrical parameters and settings.
Is the relay suitable for use in systems with variable frequencies?
Absolutely, the relay can measure line frequencies from 40 to 500 Hz, making it suitable for a variety of systems with different frequency requirements.
How does the relay handle voltage fluctuations?
The relay includes features for overvoltage and undervoltage detection, with adjustable response delay times to manage transient voltage fluctuations effectively.
What type of connections does the relay support?
The relay supports screw-type terminals, which are widely used for secure and reliable electrical connections.
Can the relay be mounted in any orientation?
Yes, the relay is designed for flexible installation and can be mounted in any position to suit various enclosure configurations.
What is the significance of the relay's hysteresis feature?
Hysteresis prevents rapid switching of the relay output by introducing a controlled delay, which helps to avoid unnecessary wear on the relay and connected equipment due to frequent toggling.
Does the relay have a manual reset function?
Yes, the relay includes a manual reset function, allowing users to easily reset the relay after an alarm condition has been addressed.
What certifications does the relay have?
The relay has general product approvals and EMC declarations of conformity, ensuring compliance with industry standards for safety and reliability.
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