Siemens Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Frame Size S0
The SIEMENS Overload Relay: Thermal Protection (MPN 3RU21264EB0) is an IEC thermal overload relay in Frame Size S0, designed for use with SIRIUS contactors of the same frame size. It features a 1NO/1NC auxiliary…
SKU 3G-OTH-41691
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
Need installation or engineering help?
Ask a question
Product Description
The SIEMENS Overload Relay: Thermal Protection (MPN 3RU21264EB0) is an IEC thermal overload relay in Frame Size S0, 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.
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 3RU21264EB0 overload relay used for?
The SIEMENS 3RU21264EB0 is an IEC thermal overload relay used to protect motors from overload and phase-loss conditions. It is designed for use with SIRIUS contactors of Frame Size S0 in industrial automation and motor control applications, providing reliable thermal protection via integrated bimetallic elements.
What are the specifications of the SIEMENS 3RU21264EB0 overload relay?
The SIEMENS 3RU21264EB0 is a thermal overload relay with Frame Size S0, rated for 27 A to 32 A. It features 1NO/1NC auxiliary contacts, screw terminals, and a maximum voltage rating of 690V AC. It includes integrated bimetallic elements and does not offer phase loss sensitivity. It is compatible with SIRIUS contactors of Frame Size S0.
Where to buy the SIEMENS 3RU21264EB0 overload relay worldwide?
You can source the SIEMENS 3RU21264EB0 overload relay worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing for this Siemens thermal overload relay.
How to select the correct SIEMENS overload relay for a motor?
To select the correct SIEMENS overload relay, match the relay's current range (e.g., 27 A – 32 A for the 3RU21264EB0) to the motor's full-load current. Ensure the frame size (S0) matches your SIRIUS contactor. Verify voltage rating (690V AC) and auxiliary contact configuration (1NO/1NC). For phase loss protection, choose a model with phase loss sensitivity if required.
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.
