Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Siemens Relay: DIN-Rail Mounted, 5 A Current Rating, 420 to 690V AC - DIN-Rail Mounted Relays
SiemensDIN-Rail Mounted Relays

Siemens Relay: DIN-Rail Mounted, 5 A Current Rating, 420 to 690V AC

The SIEMENS DIN-Rail Mounted Relay (SKU 56JY04, MPN 3UG4511-1AQ20) is a phase sequence monitoring relay with a 5 A current rating and an operating voltage range of 420 to 690V AC. It features 6 pins/terminals and is…

SKU 3G-OTH-38425

Brand
Siemens
Item
Relay: DIN-Rail Mounted, 5 A Current Rating, 420 to 690V AC
Category
DIN-Rail Mounted Relays
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
3UG4511-1AQ20
AC
420 to 690V
Current Rating
5 A
Pins/Terminals
6
Monitored Parameters
Phase Sequence
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SIEMENS DIN-Rail Mounted Relay (SKU 56JY04, MPN 3UG4511-1AQ20) is a phase sequence monitoring relay with a 5 A current rating and an operating voltage range of 420 to 690V AC. It features 6 pins/terminals and is designed for DIN-rail installation.

Frequently Asked Questions

What is the SIEMENS 3UG4511-1AQ20 relay used for?

The SIEMENS 3UG4511-1AQ20 is a DIN-rail mounted phase sequence monitoring relay. It protects three-phase motors and equipment by detecting incorrect phase rotation or phase loss, preventing damage in industrial applications such as conveyors, pumps, and compressors.

What are the specifications of the SIEMENS 3UG4511-1AQ20 relay?

The SIEMENS 3UG4511-1AQ20 relay has a current rating of 5 A and an operating voltage range of 420 to 690V AC. It monitors phase sequence, features 6 pins/terminals, and is designed for DIN-rail mounting. The manufacturer part number is 3UG4511-1AQ20.

Where to buy the SIEMENS 3UG4511-1AQ20 relay worldwide?

You can source the SIEMENS 3UG4511-1AQ20 relay from 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 3UG4511-1AQ20 relay?

Install the SIEMENS 3UG4511-1AQ20 relay by snapping it onto a standard DIN rail. Connect the three-phase supply to the appropriate terminals per the wiring diagram. Ensure the voltage range (420 to 690V AC) matches your system. Always follow local electrical codes and de-energize before installation.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
SIEMENS IEC Miniature Circuit Breaker: 63 A Amps, 60V DC, 10kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41638HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC; Series: 5SJ4.
Siemens
SIEMENS IEC Miniature Circuit Breaker: 63 A Amps, 60V DC, 10kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41638HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC; Series: 5SJ4.
SIEMENS IEC Miniature Circuit Breaker: 63 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41636HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 14kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC.
Siemens
SIEMENS IEC Miniature Circuit Breaker: 63 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41636HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 14kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC.
SIEMENS IEC Miniature Circuit Breaker: 5 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp, 5SJ4, 277V AC (MPN 5SJ41118HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 277V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 277V AC.
Siemens
SIEMENS IEC Miniature Circuit Breaker: 5 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp, 5SJ4, 277V AC (MPN 5SJ41118HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 277V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 277V AC.
SIEMENS Miniature Circuit Breaker: 0.3 A Amps, 60V DC, 10 kA, Screw Clamp, 5SJ4, 277/480V AC, AC/DC (MPN 5SJ41148HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10 kA; Terminal Connection: Screw Clamp; AC Voltage Rating: 277/480V AC.
Siemens
SIEMENS Miniature Circuit Breaker: 0.3 A Amps, 60V DC, 10 kA, Screw Clamp, 5SJ4, 277/480V AC, AC/DC (MPN 5SJ41148HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10 kA; Terminal Connection: Screw Clamp; AC Voltage Rating: 277/480V AC.
SIEMENS IEC Miniature Circuit Breaker: 2 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp, 5SJ4, 277V AC (MPN 5SJ41028HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 277V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 277V AC.
Siemens
SIEMENS IEC Miniature Circuit Breaker: 2 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp, 5SJ4, 277V AC (MPN 5SJ41028HG42). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 10kA at 277V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 277V AC.
SIEMENS IEC Miniature Circuit Breaker: 60 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41606HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 14kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC.
Siemens
SIEMENS IEC Miniature Circuit Breaker: 60 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41606HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 14kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC.

More from Siemens

View all Siemens parts →
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 320 to 500V AC, 6 Pins/Terminals (MPN 3UG45112BP20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG45112BP20; Brand: SIEMENS.
Siemens
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 320 to 500V AC, 6 Pins/Terminals (MPN 3UG45112BP20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG45112BP20; Brand: SIEMENS.
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 90 to 400V AC, 6 Pins/Terminals, Phase Sequence (MPN 3UG4616-1CR20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG4616-1CR20; Brand: SIEMENS.
Siemens
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 90 to 400V AC, 6 Pins/Terminals, Phase Sequence (MPN 3UG4616-1CR20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG4616-1CR20; Brand: SIEMENS.
SIEMENS Digital Monitoring Relay: DIN-Rail Mounted, 15 A Current Rating, 24 to 240V AC/DC, Screw (MPN 3UG4622-1AW30). Key specifications — Adjustment Method: Switch; Electrical Connection: Screw Terminal; Monitored Parameters: Undercurrent; Mounting Style: Snap On; Status Indicator: No Indicator; Trip Point: 0.05 to 10 A; Trip Point Type: Adjustable; Brand: SIEMENS.
Siemens
SIEMENS Digital Monitoring Relay: DIN-Rail Mounted, 15 A Current Rating, 24 to 240V AC/DC, Screw (MPN 3UG4622-1AW30). Key specifications — Adjustment Method: Switch; Electrical Connection: Screw Terminal; Monitored Parameters: Undercurrent; Mounting Style: Snap On; Status Indicator: No Indicator; Trip Point: 0.05 to 10 A; Trip Point Type: Adjustable; Brand: SIEMENS.
SIEMENS Digital Monitoring Relay: DIN-Rail Mounted, 15 A Current Rating, 24V AC/DC, Screw (MPN 3UG4622-1AA30). Key specifications — Adjustment Method: Switch; Electrical Connection: Screw Terminal; Monitored Parameters: Undercurrent; Mounting Style: Snap On; Status Indicator: No Indicator; Trip Point: 0.05 to 10 A; Trip Point Type: Adjustable; Brand: SIEMENS.
Siemens
SIEMENS Digital Monitoring Relay: DIN-Rail Mounted, 15 A Current Rating, 24V AC/DC, Screw (MPN 3UG4622-1AA30). Key specifications — Adjustment Method: Switch; Electrical Connection: Screw Terminal; Monitored Parameters: Undercurrent; Mounting Style: Snap On; Status Indicator: No Indicator; Trip Point: 0.05 to 10 A; Trip Point Type: Adjustable; Brand: SIEMENS.
SIEMENS Multi-Function Time Delay Relay: DIN-Rail Mounted, 240V AC, 3 A, 10 Pins/Terminals (MPN 3RP25052BW30). Key specifications — Contact Rating (AC): 3 A @ 24/250/400V; Delay Function: Pulse (Delayed/Instantaneous); Input Voltage: 12 to 240V AC/DC; Brand: SIEMENS.
Siemens
SIEMENS Multi-Function Time Delay Relay: DIN-Rail Mounted, 240V AC, 3 A, 10 Pins/Terminals (MPN 3RP25052BW30). Key specifications — Contact Rating (AC): 3 A @ 24/250/400V; Delay Function: Pulse (Delayed/Instantaneous); Input Voltage: 12 to 240V AC/DC; Brand: SIEMENS.
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 160 to 690V AC, 6 Pins/Terminals (MPN 3UG46152CR20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG46152CR20; Brand: SIEMENS.
Siemens
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 160 to 690V AC, 6 Pins/Terminals (MPN 3UG46152CR20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG46152CR20; Brand: SIEMENS.
SIEMENS Multi-Function Time Delay Relay: DIN-Rail Mounted, 12 to 240V AC/DC, 3 A, 7 Pins/Terminals (MPN 3RP25051AW30). Key specifications — Contact Rating (AC): 3 A @ 24/250/400V; Delay Function: On Delay; Input Voltage: 12 to 240V AC/DC; Brand: SIEMENS.
Siemens
SIEMENS Multi-Function Time Delay Relay: DIN-Rail Mounted, 12 to 240V AC/DC, 3 A, 7 Pins/Terminals (MPN 3RP25051AW30). Key specifications — Contact Rating (AC): 3 A @ 24/250/400V; Delay Function: On Delay; Input Voltage: 12 to 240V AC/DC; Brand: SIEMENS.
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 90 to 400V AC, 6 Pins/Terminals, Phase Sequence (MPN 3UG4618-1CR20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG4618-1CR20; Brand: SIEMENS.
Siemens
SIEMENS Relay: DIN-Rail Mounted, 5 A Current Rating, 90 to 400V AC, 6 Pins/Terminals, Phase Sequence (MPN 3UG4618-1CR20). Key specifications — Monitored Parameters: Phase Sequence; Manufacturer Part Number: 3UG4618-1CR20; Brand: SIEMENS.