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Siemens Relay LME 21 230C2 - Burner Controls
SiemensBurner Controls

Siemens Relay LME 21 230C2

Siemens Relay LME 21 230C2 is a burner control device for safety control of single or two-stage gas or gas/oil burners. It operates intermittently and supports ionization or QRA flame probe monitoring with AGQ3…

SKU 3G-CBM-05844

Brand
Siemens
Item
Relay LME 21 230C2
Part Number
230C2
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
230C2
operation
intermittent
standards
EN 298:2003, EN 676, EN 230:2005
application
safety control for single or two-stage gas or gas/oil burners
flame monitoring
ionization probe or QRA flame probe with AGQ3 device or QRC blue flame probe

Technical Documents

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

Product Description

Siemens Relay LME 21 230C2 is a burner control device for safety control of single or two-stage gas or gas/oil burners. It operates intermittently and supports ionization or QRA flame probe monitoring with AGQ3 device or QRC compatibility, meeting EN 298:2003, EN 676, and EN 230:2005 standards.

Frequently Asked Questions

What is the Siemens LME21 230C2 burner control used for?

The Siemens LME21 230C2 is a burner control device for safety control of single or two-stage gas or gas/oil burners. It operates intermittently and supports ionization or QRA flame probe monitoring with AGQ3 device or QRC compatibility, meeting EN 298:2003, EN 676, and EN 230:2005 standards.

What are the specifications of the Siemens LME21 230C2?

The Siemens LME21 230C2 is an intermittent burner control for gas or gas/oil burners. It features under-voltage detection, air pressure monitoring, remote electrical reset, multi-color fault display, repetition limitation, and exact program timing via digital signal processing. It complies with EN 298:2003, EN 676, and EN 230:2005.

Where to buy Siemens LME21 230C2 in Singapore?

You can source the Siemens LME21 230C2 burner control from 3G Electric in Singapore. We supply industrial automation and burner components, handling logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this Siemens relay.

How to install the Siemens LME21 230C2 burner control?

Installation of the Siemens LME21 230C2 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, tamper with, or modify the device. Follow the manufacturer's wiring diagram and safety guidelines.

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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