SIEMENS 3UG4632-1AW30 Monitoring Relay

Product Description

The SIEMENS 3UG4632-1AW30 is a SIRIUS 3UG4 Digital Voltage Monitoring Relay designed for monitoring AC and DC voltage levels in industrial electrical systems. It detects overvoltage, undervoltage, and voltage range deviations to protect equipment and ensure reliable operation.

This relay features a digital parameter setting interface, adjustable monitoring range, delay time, hysteresis function, and one changeover relay output contact. It is widely used in automation control panels, power monitoring systems, and equipment protection applications.

Detailed Specifications

Advantages & Features

• Original Siemens SIRIUS monitoring relay
• Digital voltage monitoring with adjustable parameters
• Detects voltage overshoot and undershoot conditions
• Supports AC and DC voltage monitoring
• Adjustable delay time prevents false triggering
• Built-in display for parameter setting and diagnostics
• Compact 22.5 mm DIN rail design
• Reliable protection for industrial equipment

Applications

• Industrial control cabinets
• Motor protection systems
• Power supply monitoring
• Automation equipment
• Machine control systems
• Electrical distribution panels
• Process control applications

Precautions

• Confirm the monitored voltage range before installation.
• Set correct undervoltage/overvoltage thresholds according to equipment requirements.
• Ensure proper wiring of measuring input and auxiliary supply.
• Disconnect power before installation or maintenance.
• This product is a voltage monitoring relay, not a contactor or circuit breaker.
• Siemens has phased out this model; the recommended successor is 3UG5642-1CW30.