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Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 7 A - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 7 A

The SIEMENS IEC Magnetic Contactor: Non-Reversing (MPN 3RT20151BB42) is a non-reversing IEC contactor with 3 poles and 3NO contacts, rated at 7 A with a 24V DC coil. It does not include integrated surge suppression.

SKU 3G-OTH-39616

Brand
Siemens
Item
Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 7 A
Category
Non-Reversing IEC Contactors
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Technical Specifications

Siemens
Manufacturer Part Number
3RT20151BB42
Type
7 A
Poles
3
DC Coil
24V
Contacts
3NO
Integrated Surge Suppression
No
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Magnetic Contactor: Non-Reversing (MPN 3RT20151BB42) is a non-reversing IEC contactor with 3 poles and 3NO contacts, rated at 7 A with a 24V DC coil. It does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS 3RT20151BB42 contactor used for?

The SIEMENS 3RT20151BB42 is a non-reversing IEC magnetic contactor used to switch motors, lighting, and other inductive loads in industrial control panels. It is suitable for applications requiring 7 A rated current and a 24V DC coil, such as conveyor systems and pump controls.

What are the specifications of the SIEMENS 3RT20151BB42 contactor?

The SIEMENS 3RT20151BB42 is a non-reversing IEC contactor with 3 poles and 3 normally open (3NO) contacts. It is rated at 7 A with a 24V DC coil and does not include integrated surge suppression. The manufacturer part number is 3RT20151BB42.

Where to buy the SIEMENS 3RT20151BB42 contactor worldwide?

You can source the SIEMENS 3RT20151BB42 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.

How to select the right SIEMENS contactor for my application?

To select the right SIEMENS contactor, match the coil voltage (e.g., 24V DC for the 3RT20151BB42) to your control circuit, ensure the rated current (7 A) exceeds your load current, and verify pole count and contact configuration (3NO). Consult the Siemens technical datasheet for motor ratings.

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

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