ОПИСАНИЕ ПРОДУКТА
SIEMENS LME22.331C2 - Automatic Burner Control Unit
The SIEMENS LME22.331C2 is an automatic burner control unit engineered for the precise control and supervision of single-stage or two-stage gas or oil forced draft burners in small to medium capacity heating systems. This unit manages the ignition sequence, flame supervision via ionization or UV sensor, and critical safety interlocks, ensuring reliable and safe operation in boiler, air heater, and industrial furnace applications. It provides defined timing for pre-purge, ignition, and post-purge cycles, essential for optimized combustion process management.
Technical Specifications:
- SERIES/FAMILY: LME22 Series
- COMPONENT TYPE: Automatic Burner Control Unit
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 230 VAC
- FREQUENCY: 50/60 Hz
- POWER CONSUMPTION: Approximately 10 VA
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact module for base or panel mounting
- HOUSING MATERIAL: Self-extinguishing thermoplastic
- INTERFACE/CONTROL:
- FLAME SUPERVISION: Input for ionization electrode or UV flame sensor (specific to .331 variant)
- INPUTS: Thermostat/controller, air pressure switch, gas pressure switch, safety limit switches
- OUTPUTS: Ignition transformer, fuel valve(s), fan motor, fault indication
- CONTROL LOGIC: Integrated sequential control with fixed timings for pre-purge, ignition, and post-purge
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for installation within a control panel)
- AMBIENT TEMPERATURE: -20 to +60 degrees Celsius
- MOUNTING STYLE: Base-mounted with screw terminals
- COMPATIBILITY/APPLICATION:
- BURNER TYPE: Single-stage or two-stage gas and oil forced draft burners
- SYSTEMS: Heating boilers, air heaters, industrial furnaces, process heating applications requiring automated burner management
