Siemens Servo motor SQN 30 121A3500
Siemens SQN 30 reversible synchronous servo motor delivers 1.5 Nm nominal torque with 0.8 Nm holding torque, completing 90° rotation in 4.5 s. Operates at 50/60 Hz with dual supply voltages (220/240 V~ primary…
SKU 3G-CBM-06574
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
Siemens SQN 30 reversible synchronous servo motor delivers 1.5 Nm nominal torque with 0.8 Nm holding torque, completing 90° rotation in 4.5 s. Operates at 50/60 Hz with dual supply voltages (220/240 V~ primary, 100/110 V~ secondary), suitable for precision automation and control applications.
Frequently Asked Questions
What is the Siemens SQN 30 121A3500 servo motor used for?
The Siemens SQN 30 121A3500 servo motor is designed for controlling air and gas dampers on oil and gas burners of low to medium heating capacity. It modulates combustion air and fuel volumes in response to load, working with P-PI or PID controllers like the RWF40 or safety boxes such as the LMO and LFL series.
What are the specifications of the Siemens SQN 30 121A3500 servo motor?
The Siemens SQN 30 121A3500 is a reversible synchronous servo motor operating at 50/60 Hz. It delivers 1.5 Nm nominal torque with 0.8 Nm holding torque, completing 90° rotation in 4.5 s. Primary supply voltage is 220 V~ −15% / 240 V~ +10%, secondary is 100 V~ −15% / 110 V~ +10%.
Where to buy the Siemens SQN 30 121A3500 servo motor in Singapore?
3G Electric supplies the Siemens SQN 30 121A3500 servo motor to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for a quotation and lead time on this precision automation component.
How to install the Siemens SQN 30 121A3500 servo motor?
Installation must be performed by qualified personnel only. Disconnect all power before working near terminals. Ensure correct wiring per the datasheet and secure the cover screws to prevent accidental contact. Do not reuse the motor after a drop or impact, as safety functions may be compromised even without visible damage.
Used in
Common applications for SiemensSiemens Products
3G Electric supplies Siemens servo motors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
