Siemens Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Frame Size S00
The SIEMENS Overload Relay: Thermal Protection (MPN 3RU21160DB0) is an IEC thermal overload relay with a Frame Size of S00, designed for use with SIRIUS contactors of the same frame size. It features a 1NO/1NC…
SKU 3G-OTH-39284
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- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SIEMENS Overload Relay: Thermal Protection (MPN 3RU21160DB0) is an IEC thermal overload relay with a Frame Size of S00, designed for use with SIRIUS contactors of the same frame size. It features a 1NO/1NC auxiliary contact form, screw terminals, and a maximum voltage rating of 690V AC. The relay includes integrated bimetallic elements, eliminating the need for separate thermal units, and does not offer phase loss sensitivity.
Frequently Asked Questions
What is the SIEMENS 3RU21160DB0 overload relay used for?
The SIEMENS 3RU21160DB0 is an IEC thermal overload relay that protects motors from overcurrent and phase imbalance. It is used with SIRIUS contactors of frame size S00 in industrial control panels, conveyors, pumps, and HVAC systems to prevent motor burnout.
What are the specifications of the SIEMENS 3RU21160DB0 overload relay?
The SIEMENS 3RU21160DB0 is a 3-pole thermal overload relay with frame size S00, rated 0.22 A – 0.32 A, 690V AC maximum. It has 1NO/1NC auxiliary contacts, screw terminals, and integrated bimetallic elements. It does not include phase loss sensitivity.
Where to buy the SIEMENS 3RU21160DB0 overload relay worldwide?
3G Electric supplies the SIEMENS 3RU21160DB0 overload relay to customers 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 select the correct SIEMENS overload relay for a motor?
Select a SIEMENS overload relay by matching its current range to the motor's full-load amps. For the 3RU21160DB0, use with SIRIUS contactors of frame size S00. Ensure the relay's voltage rating (690V AC) and auxiliary contact configuration (1NO/1NC) meet your control circuit requirements.
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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.
