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Siemens Relay LME 22 331C2 - Burner Controls
SiemensBurner Controls

Siemens Relay LME 22 331C2

The Siemens LME 22 331C2 is a burner control relay for gas or gas/oil burners with intermittent operation and ionization or blue flame probe monitoring. Designed to EN 298:2003, EN 676, and EN 230:2005 standards, it…

SKU 3G-CBM-05846

Brand
Siemens
Item
Relay LME 22 331C2
Part Number
331C2
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
331C2
type
Burner control relay
operation
Intermittent
standards
EN 298:2003, EN 676, EN 230:2005
application
Gas or gas/oil burners
power range
Small to medium power
flame monitoring
Ionization probe or blue flame probe QRC

Technical Documents

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

Product Description

The Siemens LME 22 331C2 is a burner control relay for gas or gas/oil burners with intermittent operation and ionization or blue flame probe monitoring. Designed to EN 298:2003, EN 676, and EN 230:2005 standards, it serves small to medium power applications in heating systems.

Frequently Asked Questions

What is the Siemens LME 22 331C2 burner control relay used for?

The Siemens LME 22 331C2 is a burner control relay used for monitoring and controlling gas or gas/oil burners in intermittent operation. It is designed for small to medium power heating systems, ensuring safe startup and flame supervision using an ionization probe or blue flame probe QRC.

What are the specifications of the Siemens LME 22 331C2?

The Siemens LME 22 331C2 is a burner control relay for intermittent operation, complying with EN 298:2003, EN 676, and EN 230:2005 standards. It supports gas or gas/oil burners with small to medium power, and monitors flame via ionization probe or blue flame probe QRC. It includes under-voltage detection and air pressure supervision.

Where to buy the Siemens LME 22 331C2 in Singapore?

You can source the Siemens LME 22 331C2 from 3G Electric, an industrial equipment distributor established in 1990. We handle logistics, customs clearance, and delivery to Singapore, providing technical support for your burner control needs. Contact us for availability and lead time.

How to install the Siemens LME 22 331C2 burner control?

Installation of the Siemens LME 22 331C2 must be performed by qualified specialists. Before wiring, isolate the system from the main power supply and ensure it cannot be re-energized accidentally. Do not open or modify the device. Follow the manufacturer's wiring diagram and safety guidelines for proper 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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