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Siemens Relay LMO 24 255 C2 - Burner Controls
SiemensBurner Controls

Siemens Relay LMO 24 255 C2

Siemens LMO 24 255 C2 is a microprocessor-controlled safety relay module for oil burners handling up to 30 kg/h, featuring low voltage detection and remote electrical release per EN 267 and DIN EN 298. Designed for…

SKU 3G-CBM-05781

Brand
Siemens
Item
Relay LMO 24 255 C2
Category
Burner Controls
UNSPSC
40101833 — Boiler or heater igniter
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Siemens
series
LMO24
features
low voltage detection, remote electrical release, preheating bypass contact, preheat runtime monitoring
standard
EN 267, DIN EN 298
operation
intermittent blown air burners
application
Oil burner safety relay modules with microprocessor control
max oil flow
<30 kg/h (some models >30 kg/h)
flame detector blue
QRC1
flame detector yellow
QRB4

Technical Documents

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

Product Description

Siemens LMO 24 255 C2 is a microprocessor-controlled safety relay module for oil burners handling up to 30 kg/h, featuring low voltage detection and remote electrical release per EN 267 and DIN EN 298. Designed for intermittent blown air burner applications requiring integrated flame detection and preheating control.

Frequently Asked Questions

Where can I order the Siemens LMO 24 255 C2 in your region?

Order directly from 3G Electric. We deliver to your location, your location, and handle all customs customs clearance and logistics. Lead time on request—contact our sourcing team for availability and USD pricing.

What is the maximum oil flow capacity of the LMO 24 255 C2?

The Siemens LMO 24 255 C2 handles up to 30 kg/h oil flow. It features microprocessor control, low voltage detection, and remote electrical release per EN 267 and DIN EN 298 standards for intermittent blown air burner applications.

What flame detectors are compatible with this relay module?

The LMO 24 255 C2 integrates with QRC1 (blue) or QRB4 (yellow) flame detection systems. Both support full safety monitoring with preheat runtime monitoring and preheating bypass contact for reliable intermittent burner operation.

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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