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Siemens 3UG4651-1AW30 Speed Monitoring Relay - DIN-Rail Mounted Relays
SiemensDIN-Rail Mounted Relays

Siemens 3UG4651-1AW30 Speed Monitoring Relay

The SIEMENS Speed Monitoring Relay (MPN 3UG4651-1AW30) is a DIN-Rail Mounted Relay with screw terminals. It operates on a supply voltage of 24 to 240V AC/DC and features an adjustable time range of 1 to 900 seconds.

SKU 3G-OTH-130098

Also listed as: 3UG46511AW30 · 3UG4651 1AW30

Brand
Siemens
Item
3UG4651-1AW30 Speed Monitoring Relay
Category
DIN-Rail Mounted Relays
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
3UG4651-1AW30

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Speed Monitoring Relay (MPN 3UG4651-1AW30) is a DIN-Rail Mounted Relay with screw terminals. It operates on a supply voltage of 24 to 240V AC/DC and features an adjustable time range of 1 to 900 seconds.

Frequently Asked Questions

What is the SIEMENS 3UG4651-J7434H speed monitoring relay used for?

The SIEMENS 3UG4651-J7434H speed monitoring relay is used to monitor rotational speed in industrial machinery, conveyors, and pumps. It detects under-speed or standstill conditions and triggers an alarm or shutdown to protect equipment. It is commonly applied in material handling, mining, and process automation.

What are the specifications of the SIEMENS 3UG4651-J7434H speed monitoring relay?

The SIEMENS 3UG4651-J7434H is a DIN-rail mounted relay with screw terminals. It operates on a supply voltage of 24 to 240V AC/DC and has an adjustable time range of 1 to 900 seconds. The time delay is adjustable to suit different monitoring applications.

Where to buy the SIEMENS 3UG4651-J7434H speed monitoring relay worldwide?

You can source the SIEMENS 3UG4651-J7434H speed monitoring relay through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the SIEMENS 3UG4651-J7434H speed monitoring relay?

Install the SIEMENS 3UG4651-J7434H on a DIN rail in a control panel. Connect the supply voltage (24 to 240V AC/DC) to the screw terminals. Set the adjustable time range (1 to 900 sec) according to the monitored speed. Follow standard electrical safety practices and consult the manufacturer's manual for wiring details.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens din-rail mounted relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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