SIEMENS LME21.550C2 BURNER AUTOMATIC

General Description:
The SIEMENS LME21.550C2 is a microprocessor-based burner control unit specifically designed for low to medium capacity fan-assisted gas burners. It conforms to EN 298 standards and provides automatic functions such as safe startup, continuous flame supervision, and error diagnostics. Its compact structure allows for easy installation in limited spaces.

Technical Specifications:

• Model: LME21.550C2

• 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: Via ionization or QRB-type photocell

• Reset: Manual

• Mounting Type: Panel mounting (compatible with AGK11 socket)

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

• Protection Class: IP40

• Indicators: LED indicators for error and operation status

Applications:

• Commercial and industrial gas burners

• Boiler and heating plant systems

• Automatic ignition systems

• HVAC control systems

Advantages:

• Safe and reliable operation

• Fast and accurate fault diagnostics

• Compact and easy-to-install design

• Low maintenance requirements

• Compatible with automation systems