The Siemens 3UG4633-1AL30 is a high-quality digital monitoring relay designed for precise voltage monitoring in industrial automation systems. This device monitors voltage levels from 17 to 275 V AC/DC, offering reliable detection of overshoot and undershoot conditions. Its compact 22.5 mm wide housing fits easily into control panels, making it suitable for space-critical installations. The relay features an internal power supply and a single changeover contact for versatile control functions. With adjustable response delays ranging from 0.1 to 20 seconds and a clear digital LCD display, the 3UG4633-1AL30 allows for accurate configuration and real-time status monitoring. Its screw terminal connection enhances installation reliability and maintenance convenience.
Key Features of Siemens 3UG4633-1AL30
Voltage monitoring range: 17 to 275 V AC/DC
Single changeover (1 CO) contact for switching functions
Adjustable response delay time from 0.1 to 20 seconds
High metering accuracy with +/-1 digit on LCD display
Detection of overshoot and undershoot voltage events
Compact design, only 22.5 mm wide, suitable for tight panel spaces
Internal power supply supporting both AC and DC operation
Screw terminal connections for secure wiring
Relative metering precision of 5% and repeat accuracy of 1%
Explore Siemens 3UG4633-1AL30 specifications for detailed parameters
Parameter
Specification
Voltage monitoring range
17 - 275 V AC/DC
Response delay time
0.1 - 20 s
Contact configuration
1 changeover contact (1 CO)
Metering accuracy
±1 digit
Display
Digital LCD
Dimensions (HxWxD)
92 mm x 22.5 mm x 91 mm
Frequency range
50-60 Hz
Applications / Use Case
This Siemens 3UG4633-1AL30 is commonly used in industrial automation setups worldwide. It is ideal for monitoring voltage supply stability in production line systems, ensuring machinery operates within safe voltage limits to prevent damage or downtime. The relay’s precise measurement and quick response capabilities make it indispensable in factory control panels and process control environments where voltage consistency is critical. It also supports packaging and conveyor operations by providing early warnings against power fluctuations, thereby protecting connected equipment and maintaining continuous operation.
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3UG4633-1AL30
$110.74
ACHIEVING
4.0
average rating
With
95%
positive reviews
LESS THAN
1%
return rate
Any questions?
Does it come with a warranty?
Yes, All products are offered wth 1-Year warranty.
What is the condition of the product?
All products sold are New & Unused.
How fast is shipping?
All products are delivered within 2-8 business days depending on our stock location.
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