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3G Electric
Siemens Relay LFL 1.622 - Burner Controls
SiemensBurner Controls

Siemens Relay LFL 1.622

Siemens LFL 1.622 is a safety control unit for gas, oil, or dual-fuel burners with medium to high power ratings. Features UV and ionization flame monitoring with controlled air damper capability, suitable for hot-air…

SKU 3G-CBM-05822

Brand
Siemens
Item
Relay LFL 1.622
Category
Burner Controls
UNSPSC
40101833 — Boiler or heater igniter
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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

Technical Specifications

Siemens
type
LFL 1.622 safety control unit
application
gas, oil or dual-fuel burners medium to high power
flame monitoring
UV probe QRA and ionization probe
dual fuel compatible
true
controlled air damper
true
hot air generator suitable
true
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Siemens LFL 1.622 is a safety control unit for gas, oil, or dual-fuel burners with medium to high power ratings. Features UV and ionization flame monitoring with controlled air damper capability, suitable for hot-air generators and industrial heating applications.

Frequently Asked Questions

What is the Siemens LFL 1.622 used for?

The Siemens LFL 1.622 is a safety control unit for gas, oil, or dual-fuel burners with medium to high power ratings. It is suitable for intermittent operation and hot-air generators, providing flame monitoring via UV probe QRA and ionization probe, plus controlled air damper capability.

What are the specifications of the Siemens LFL 1.622?

The Siemens LFL 1.622 is a safety control unit for gas, oil, or dual-fuel burners with medium to high power. It features UV probe QRA and ionization probe flame monitoring, controlled air damper capability, and is suitable for hot-air generators. It supports intermittent operation with at least one shutdown every 24 hours.

Where to buy the Siemens LFL 1.622 in Singapore?

You can source the Siemens LFL 1.622 from 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this burner control unit.

How to install the Siemens LFL 1.622?

Installation of the Siemens LFL 1.622 must be performed by qualified personnel only. Disconnect power before working on terminals, verify wiring compliance, and do not open the device. The reset button must be pressed by hand with force ≤10 N and not held for more than 10 seconds to avoid damage.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
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Siemens Products

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.

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