SIEMENS LME21.350C2 BURNER AUTOMATIC

General Description:
The SIEMENS LME21.350C2 is a microprocessor-based burner control unit designed specifically for fan-assisted gas burners. It complies with EN 298 standards and ensures safe burner startup, flame supervision, and automatic fault diagnostics. Thanks to its compact design and ease of installation, it is widely used in commercial and industrial heating applications.

Technical Specifications:

• Model: LME21.350C2

• Power Supply: 230 V AC, 50/60 Hz

• Burner Type: Fan-assisted gas burners

• Pre-Purge Time: 30 seconds

• Safety Time: 3 seconds

• Flame Monitoring: Ionization electrode or QRB-type photocell

• Reset: Manual

• Mounting Type: Panel mounting (via AGK11 socket)

• Operating Temperature: -20 °C to +60 °C

• Protection Class: IP40

• Indicators: LED indicators for fault and operation status

Applications:

• Commercial gas burner systems

• Industrial heating applications

• Boiler rooms

• Heating systems integrated with automation

Advantages:

• Compliance with high safety standards

• Safe and fast burner startup

• Simple fault diagnostics with LED indicators

• Compact and easy-to-install design

• Reliable operation with low maintenance