Siemens 3RU21161HB0 IEC Thermal Overload Relay
<p>The Siemens 3RU21161HB0 is a compact IEC thermal overload relay designed for motor protection in industrial applications. With a current range of 5.5 to 8 A, it features 3 poles and an auxiliary contact…
SKU 3G-OTH-39807
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
<p>The Siemens 3RU21161HB0 is a compact IEC thermal overload relay designed for motor protection in industrial applications. With a current range of 5.5 to 8 A, it features 3 poles and an auxiliary contact configuration of 1NO/1NC, making it suitable for a variety of control circuits. This relay is part of the SIRIUS series and is compatible with contactors of frame size S00, ensuring easy integration into existing setups. It includes integrated bimetallic elements, so no separate thermal units are required, simplifying installation. The relay has a maximum voltage rating of 690V AC and uses screw terminals for secure connections.</p><p>For procurement professionals in Singapore, 3G Electric offers this relay with SGD quotes on request, and GST is handled for local buyers. We provide fast delivery across Singapore and Southeast Asia, ensuring your operations stay on schedule.</p>
Frequently Asked Questions
What is the current range and contact configuration of the Siemens 3RU21161HB0?
The Siemens 3RU21161HB0 has a current range of 5.5 to 8 A, with 3 poles and an auxiliary contact configuration of 1NO/1NC.
Is this overload relay compatible with Siemens SIRIUS contactors?
Yes, it is compatible with contactors of frame size S00, including those in the SIRIUS series.
Used in
Common applications for SiemensSiemens Products
3G Electric supplies Siemens iec thermal overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
