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

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

The SIEMENS SIRIUS 3RT Safety Contactor (MPN 3RT20261DB443MA0) is a 3-pole, 24V DC, 25 A IEC power contactor from the SIRIUS 3RT series. It features integrated surge suppression. This safety contactor is designed for…

SKU 3G-OTH-39485

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

Siemens
Manufacturer Part Number
3RT20261DB443MA0
Integrated Surge Suppression
Yes
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS SIRIUS 3RT Safety Contactor (MPN 3RT20261DB443MA0) is a 3-pole, 24V DC, 25 A IEC power contactor from the SIRIUS 3RT series. It features integrated surge suppression. This safety contactor is designed for industrial switching applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS SIRIUS 3RT safety contactor used for?

The SIEMENS SIRIUS 3RT safety contactor (3RT20261DB443MA0) is used for industrial switching applications requiring reliable isolation and control, such as motor circuits, conveyors, and safety interlocks. Its integrated surge suppression protects connected loads in automation and machinery environments.

What are the specifications of the SIEMENS 3RT20261DB443MA0 contactor?

This SIEMENS SIRIUS 3RT safety contactor is a 3-pole IEC power contactor rated at 25 A with a 24 V DC coil. It includes integrated surge suppression for transient protection. The MPN is 3RT20261DB443MA0, part of the SIRIUS 3RT series designed for industrial safety circuits.

Where to buy the SIEMENS 3RT20261DB443MA0 contactor worldwide?

3G Electric supplies the SIEMENS SIRIUS 3RT safety contactor (3RT20261DB443MA0) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine SIEMENS part.

How to install a SIEMENS SIRIUS 3RT safety contactor?

Mount the SIEMENS SIRIUS 3RT contactor on a DIN rail or panel using the provided clips. Connect the 24 V DC coil supply to terminals A1 and A2, ensuring correct polarity. Wire the three main poles for load switching. Verify integrated surge suppression is active per the wiring diagram.

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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