Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 17 A
The SIEMENS IEC Magnetic Contactor: Non-Reversing (MPN 3RT20251BB40) is a non-reversing IEC contactor with 3 poles, 3NO contacts, a 17 A rating, and a 24V DC coil. It does not include integrated surge suppression.
SKU 3G-OTH-42579
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The SIEMENS IEC Magnetic Contactor: Non-Reversing (MPN 3RT20251BB40) is a non-reversing IEC contactor with 3 poles, 3NO contacts, a 17 A rating, and a 24V DC coil. It does not include integrated surge suppression.
Frequently Asked Questions
What is the SIEMENS 3RT20251BB40 IEC magnetic contactor used for?
The SIEMENS 3RT20251BB40 is a non-reversing IEC magnetic contactor used to switch motors, lighting, and other inductive loads in industrial control panels. Its 17 A rating and 24V DC coil make it suitable for automation systems requiring reliable, low-voltage control across manufacturing, HVAC, and material handling applications.
What are the specifications of the SIEMENS 3RT20251BB40 contactor?
The SIEMENS 3RT20251BB40 is a 3-pole, non-reversing IEC contactor rated 17 A with 3 normally open (3NO) contacts and a 24V DC coil. It does not include integrated surge suppression. This model is designed for switching loads in industrial environments where compact size and IEC compliance are required.
Where to buy the SIEMENS 3RT20251BB40 contactor worldwide?
3G Electric supplies the SIEMENS 3RT20251BB40 contactor to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time on this genuine Siemens part.
How to install the SIEMENS 3RT20251BB40 contactor?
Mount the SIEMENS 3RT20251BB40 on a DIN rail or panel using the provided clips. Connect the 24V DC coil to a suitable power supply, ensuring polarity is correct. Wire the 3NO main contacts per your load circuit. Always follow Siemens installation guidelines and local electrical codes for safe operation.
Used in
Common applications for SiemensSiemens 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.
