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Siemens Magnetic Contactor: 3 Poles, 24V DC, 25 A - Safety Contactors
SiemensSafety Contactors

Siemens Magnetic Contactor: 3 Poles, 24V DC, 25 A

The SIEMENS IEC Magnetic Contactor: 3 Poles is a safety contactor from the SIRIUS 3RT series, operating at 24V DC and rated for 25 A. This 3-pole contactor (MPN 3RT20261BB443MA0) does not include integrated surge…

SKU 3G-OTH-39463

Brand
Siemens
Item
Magnetic Contactor: 3 Poles, 24V DC, 25 A
Category
Safety Contactors
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Technical Specifications

Siemens
Manufacturer Part Number
3RT20261BB443MA0
Type
25 A, SIRIUS 3RT Safety Contactors
DC
24V
Integrated Surge Suppression
No
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Magnetic Contactor: 3 Poles is a safety contactor from the SIRIUS 3RT series, operating at 24V DC and rated for 25 A. This 3-pole contactor (MPN 3RT20261BB443MA0) does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS 3RT20261BB443MA0 safety contactor used for?

The SIEMENS 3RT20261BB443MA0 is a SIRIUS 3RT safety contactor used to safely switch and isolate electrical loads in industrial machinery and safety circuits. It is commonly applied in emergency-stop systems, guard-door monitoring, and other safety-related automation applications requiring reliable disconnection.

What are the specifications of the SIEMENS 3RT20261BB443MA0 contactor?

This SIEMENS IEC magnetic contactor has 3 poles, operates at 24 VDC, and is rated for 25 A. It is part of the SIRIUS 3RT series (MPN 3RT20261BB443MA0) and does not include integrated surge suppression. It is designed for safety contactor applications in industrial control panels.

Where to buy the SIEMENS 3RT20261BB443MA0 worldwide?

You can source the SIEMENS 3RT20261BB443MA0 safety contactor 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 on this SIRIUS 3RT series component.

How to install the SIEMENS 3RT20261BB443MA0 contactor?

Mount the contactor on a DIN rail or panel using the provided slots. Connect the 24 VDC coil supply to the designated terminals, and wire the three main poles in series with the load. Ensure the control circuit is de-energized during installation. Follow SIEMENS wiring diagrams for proper safety circuit integration.

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 safety contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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