Home › Manufacturers › Siemens › 3UG4631-1AA30

Siemens

Siemens 3UG4631-1AA30 Digital Monitoring Relay - Voltage Monitoring

Siemens 3UG4631-1AA30 digital monitoring relay for voltage monitoring.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3UG4631-1AA30

Voltage 0.1-60 V AC/DC

Supply Voltage 24 V AC/DC

Frequency 50-60 Hz

Delay 0.1-20 s

Get a price for 3UG4631-1AA30

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

Voltage monitoring (overshoot/undershoot) Adjustable delay Adjustable hysteresis AC/DC operation 22.5 mm width Changeover contact

Product description

The Siemens 3UG4631-1AA30 is a digital monitoring relay designed for voltage monitoring. It features adjustable settings for overshoot and undershoot from 0.1 to 60 V AC/DC, with a supply voltage of 24 V AC/DC and a frequency range of 50 to 60 Hz. This relay includes a delay function for noise pulses (0.1 to 20 s), adjustable hysteresis (0.1 to 30 V), and provides one changeover contact. It is suitable for AC and DC applications without electrical isolation to the measuring circuit.

This monitoring relay is ideal for applications requiring precise voltage supervision in industrial control panels, power distribution systems, and machinery. It helps prevent damage to equipment caused by voltage fluctuations, ensuring reliable operation in various industrial environments.

Stanlo Automation, a veteran-owned business, offers a wide range of industrial surplus parts, including the Siemens 3UG4631-1AA30. We provide reliable sourcing for your automation needs, ensuring quality and availability.

Technical specifications

Voltage	0.1-60 V AC/DC
Supply Voltage	24 V AC/DC
Frequency	50-60 Hz
Delay	0.1-20 s
Hysteresis	0.1-30 V
Contacts	1 Changeover
Terminal Type	Screw

Common applications

Control panels

Power distribution

Machine control

Industrial automation

Electrical cabinets

Compatible systems

Industrial control systems PLC interfaces Electrical distribution panels

Also known as

3UG4631-1AA30 monitoring relay Siemens voltage monitor SIRIUS monitoring relay

Replaces / compatible with

This part is noted as product phase-out, with 3UG5642-1CW30 as the preferred successor.

Technical note

Expert tip

Ensure the supply voltage is within the specified 24V AC/DC range for accurate operation and to prevent potential damage to the unit.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What are the key specifications of the Siemens 3UG4631-1AA30 monitoring relay?

The Siemens 3UG4631-1AA30 monitors voltage from 0.1 to 60 V AC/DC with a 24 V AC/DC supply. It features a 0.1-20 second delay for noise pulses and adjustable hysteresis.