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Siemens SIRIUS 3RT Safety Contactor, 3RT20151BB443MA0, 24V DC, 7A, 3-Pole - Safety Contactors
SiemensSafety Contactors

Siemens SIRIUS 3RT Safety Contactor, 3RT20151BB443MA0, 24V DC, 7A, 3-Pole

The SIEMENS IEC Magnetic Contactor: 3 Poles is a safety contactor from the SIRIUS 3RT series, operating at 24V DC with a 7 A rating. This 3-pole unit, model 3RT20151BB443MA0, does not include integrated surge…

SKU 3G-OTH-40211

Brand
Siemens
Item
SIRIUS 3RT Safety Contactor, 3RT20151BB443MA0, 24V DC, 7A, 3-Pole
Category
Safety Contactors
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
3RT20151BB443MA0
Type
7 A, SIRIUS 3RT Safety Contactors
DC
24V
Integrated Surge Suppression
No

Technical Documents

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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 with a 7 A rating. This 3-pole unit, model 3RT20151BB443MA0, does not include integrated surge suppression.

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 3RT20151BB443MA0 safety contactor used for?

The SIEMENS 3RT20151BB443MA0 is a SIRIUS 3RT safety contactor used for safely switching and isolating industrial machinery in emergency-stop and safety circuits. It is commonly applied in conveyor systems, packaging lines, and robotic cells where reliable disconnection under 24 VDC control is required.

What are the specifications of the SIEMENS 3RT20151BB443MA0 contactor?

This SIEMENS IEC magnetic contactor has 3 poles, a 24 VDC coil, and a 7 A rated operational current. It is part of the SIRIUS 3RT safety contactor series, model 3RT20151BB443MA0, and does not include integrated surge suppression. It is designed for safety-related switching applications.

Where to buy the SIEMENS 3RT20151BB443MA0 contactor worldwide?

You can source the SIEMENS 3RT20151BB443MA0 contactor worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SIEMENS 3RT20151BB443MA0 safety contactor?

Mount the SIEMENS 3RT20151BB443MA0 on a DIN rail or with screws, ensuring the coil voltage matches your 24 VDC control supply. Wire the main poles in series with the safety circuit and connect the coil to the safety relay output. Follow the SIRIUS 3RT manual for torque and clearance specifications.

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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