Siemens Relay LDU 11 323A27
The Siemens LDU 11 323A27 is a burner control relay certified to EN 1643 and EN 161, operating at 220–240 V~ or 100–110 V~ with 2.5 VA~ power consumption during operation. It integrates external fusing to max. 10 A…
SKU 3G-CBM-05832
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 LDU 11 323A27 is a burner control relay certified to EN 1643 and EN 161, operating at 220–240 V~ or 100–110 V~ with 2.5 VA~ power consumption during operation. It integrates external fusing to max. 10 A slow blow and suits industrial combustion systems requiring reliable burner sequencing.
Frequently Asked Questions
What is the Siemens LDU 11 323A27 used for?
The Siemens LDU 11 323A27 is a burner control relay used for automatic leak testing of gas safety shut-off valves in industrial combustion systems. It performs a two-phase pressure check before burner start-up or after shutdown, preventing burner operation if abnormal leakage is detected.
What are the specifications of the Siemens LDU 11 323A27?
The Siemens LDU 11 323A27 operates at 220–240 V~ or 100–110 V~ with 2.5 VA~ power consumption during operation. It is certified to EN 1643 and EN 161, requires an external fuse of max. 10 A slow blow, and includes an internal fuse T6.3H250V per DIN EN 60127.
Where to buy the Siemens LDU 11 323A27 in Singapore?
You can source the Siemens LDU 11 323A27 from 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this burner control relay.
How to install the Siemens LDU 11 323A27?
Install the Siemens LDU 11 323A27 according to the manufacturer's wiring diagram and ensure external fusing of max. 10 A slow blow. The relay performs automatic leak testing before burner start-up; verify pressure switch settings and program indicator for fault signals during commissioning.
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3G Electric supplies Siemens burner controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
