Siemens LFL1.333 Sequence Controller & Gas Burner Control Box

Siemens LFL1.333 Sequence Controller and Gas Burner Control Box - Aditya Enterprises Bengaluru

Siemens LFL1.333 Sequence Controller & Gas Burner Control Box

Aditya Enterprises is a trusted supplier of genuine Siemens LFL1.333 Controller and Siemens Gas & Oil Burner Control Box units for commercial and industrial forced draft systems across India. Engineered specifically for medium to high-capacity 2-stage or modulating gas, oil, and dual-fuel burners with air damper actuators, this heavy-duty Siemens LFL1.333 sequence controller delivers precise electro-mechanical timing for startup sequences, continuous flame supervision via UV detector or ionization probe, and instant safety lockout. Built with rugged industrial housing and advanced switching protection circuits, our sequence control units prevent flame failure risks, minimize equipment downtime, and guarantee safe heating operation.

Technical Specifications & Features

Product Name: Siemens LFL1.333 Sequence Controller / Siemens Gas Burner Control Box
Brand & Manufacturer: Siemens
Model Range: LFL Series (LFL1.333)
Burner Compatibility: Medium to Large Capacity 2-Stage or Modulating Forced Draft Gas, Oil & Dual-Fuel Burners
Operating Voltage: AC 230V (+10% / -15%), 50/60 Hz
Power Consumption: Approx. 3.5 VA
Pre-Purge Time (t1): 31 Seconds
Safety Time (TSA): 3 Seconds
Pre-Ignition Time (t3): 3 Seconds
Flame Sensor Compatibility: QRA2 / QRA10 / QRA4.a UV Flame Detectors or Ionization Probe (Ion Electrode)
Fuel Type Compatibility: Natural Gas, LPG, PNG, Heavy/Light Oil & Dual-Fuel Burners
Primary Application: High-Capacity Industrial Boilers, Thermic Fluid Heaters, Power Plants, Large Baking Ovens & Heavy Process Furnaces
Core Function: Electro-mechanical sequence control for large burners, air pressure switch monitoring, motorized air damper drive supervision, and UV/ionization flame detection

Applications & Key Benefits

Full Actuator & Damper Supervision: Built to command motorized air damper actuators for high/low fire or fully modulating burner operations with mandatory high-fire pre-purge position checks.
31-Second Pre-Purge Sequence: Delivers a precise 31-second pre-purge timing period to ensure thorough combustion chamber ventilation before ignition.
3-Second Lockout Protection: Rapid 3-second safety time (TSA) instantly isolates main fuel valves upon ignition failure or flame loss.
UV & Ionization Flame Sensing: Fully compatible with high-sensitivity Siemens QRA series UV detectors for reliable flame monitoring on gas, oil, and dual-fuel systems.
Air Pressure Switch Supervision: Continuous monitoring of air pressure switch contacts during pre-purge and operation to eliminate risks of unburnt gas accumulation.
Heavy-Duty Plug-In Construction: Mounts onto standard plug-in wiring bases for fast field replacement and minimal maintenance downtime in industrial plants.

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We Supply Across Karnataka & All Over India:

Bangalore Industrial Areas: Peenya, Bommasandra, Jigani, Electronic City, Whitefield, Mahadevapura, Yeshwanthpur, Kirloskar Layout, Hebbal, Rajajinagar, Kengeri, and all other industrial zones across Bangalore.

Karnataka Districts & Regions: Mysuru, Mangalore, Hubballi-Dharwad, Belagavi, Kalaburagi, Davanagere, Ballari, Vijayapura, Shivamogga, Tumakuru, Raichur, Bidar, Udupi, Hassan, Chikkamagaluru, Mandya, Kolar, Chitradurga, Haveri, Yadgir, Chamarajanagar, Ramanagara, Chikkaballapura, Gadag, Koppal, Uttara Kannada, Dakshina Kannada, Kodagu, Bagalkot, and all surrounding industrial towns and districts.

All Indian States & Union Territories: Maharashtra, Gujarat, Delhi, Uttar Pradesh, Rajasthan, Punjab, Haryana, Himachal Pradesh, Uttarakhand, Jammu & Kashmir, Ladakh, Madhya Pradesh, Chhattisgarh, Bihar, Jharkhand, West Bengal, Odisha, Assam, Sikkim, Arunachal Pradesh, Meghalaya, Manipur, Mizoram, Nagaland, Tripura, Telangana, Andhra Pradesh, Tamil Nadu, Kerala, Goa, and every other state and union territory nationwide.

Major cities and industrial hubs include Mumbai, Pune, Nashik, Nagpur, Ahmedabad, Surat, Vadodara, Rajkot, Noida, Gurugram, Faridabad, Jaipur, Jodhpur, Udaipur, Lucknow, Kanpur, Varanasi, Allahabad, Indore, Bhopal, Raipur, Kolkata, Bhubaneswar, Patna, Ranchi, Hyderabad, Visakhapatnam, Vijayawada, Chennai, Coimbatore, Madurai, Hosur, Kochi, Trivandrum, Goa, Puducherry, Chandigarh, Ludhiana, Amritsar, and numerous other commercial centers across the country.

Buy Siemens LFL1.333 Sequence Controller

Looking for ready stock and competitive pricing for the Siemens LFL1.333 Sequence Controller or Siemens Gas Burner Control Box? Contact Aditya Enterprises today for instant price quotes and rapid dispatch.

Company: Aditya Enterprises (Aditya Burner)
Call / WhatsApp: +91 9731857001
Location: Bengaluru, Karnataka, India