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Siemens Relay LMO 24 111.C2 - Burner Controls
SiemensBurner Controls

Siemens Relay LMO 24 111.C2

Siemens Relay LMO 24 111.C2 is an oil burner safety control relay meeting DIN EN 298 and EN 267, handling fuel flows under 30 kg/h with QRB4 yellow flame or QRC1 blue flame detection for reliable burner operation.

SKU 3G-CBM-05780

Brand
Siemens
Item
Relay LMO 24 111.C2
Part Number
111C2
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
Manufacturer Part Number
111C2
standard
DIN EN 298, EN 267
application
oil burner safety control
max fuel flow
<30 kg/h
flame detection
QRB4 yellow flame or QRC1 blue flame

Technical Documents

(1)
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Siemens Relay LMO 24 111.C2 is an oil burner safety control relay meeting DIN EN 298 and EN 267, handling fuel flows under 30 kg/h with QRB4 yellow flame or QRC1 blue flame detection for reliable burner operation.

Frequently Asked Questions

What is the Siemens LMO 24 111.C2 used for?

The Siemens LMO 24 111.C2 is an oil burner safety control relay used for intermittent operation of forced-draught oil burners. It monitors flame using a QRB4 yellow flame or QRC1 blue flame detector, and is certified to DIN EN 298 and EN 267 for fuel flows under 30 kg/h.

What are the specifications of the Siemens LMO 24 111.C2?

The Siemens LMO 24 111.C2 is an oil burner safety control relay certified to DIN EN 298 and EN 267. It handles fuel flows under 30 kg/h and supports flame detection via QRB4 yellow flame or QRC1 blue flame sensors. It features digital signal processing, remote electrical reset, and a 24-hour intermittent operation limit.

Where to buy Siemens LMO 24 111.C2 in Singapore?

You can source the Siemens LMO 24 111.C2 through 3G Electric in Singapore. We supply this burner control relay and handle logistics, customs clearance, and local delivery. Contact us for pricing and lead time on this Siemens safety control component.

How to install the Siemens LMO 24 111.C2?

Install the Siemens LMO 24 111.C2 according to the manufacturer's wiring diagram and safety guidelines. Ensure the flame detector (QRB4 or QRC1) is correctly positioned. The relay must be mounted in a suitable enclosure, and all connections should comply with local electrical codes. Commissioning should be performed by a qualified technician.

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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