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3G Electric
Siemens Relay LFL 1.148 - Burner Controls
SiemensBurner Controls

Siemens Relay LFL 1.148

Siemens Relay LFL 1.148 is a burner control safety relay for gas, oil, and dual-fuel applications supporting multi-stage or modulating burners. It features UV probe QRA and ionization probe flame monitoring, suitable…

SKU 3G-CBM-05824

Brand
Siemens
Item
Relay LFL 1.148
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
type
LFL1.148
fuel types
gas, oil, dual-fuel
application
burner control safety relay
burner type
multi-stage or modulating, intermittent operation
power range
medium to large
flame monitoring
UV probe QRA and ionization probe
air damper control
controlled
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Siemens Relay LFL 1.148 is a burner control safety relay for gas, oil, and dual-fuel applications supporting multi-stage or modulating burners. It features UV probe QRA and ionization probe flame monitoring, suitable for medium to large power range equipment requiring intermittent operation control.

Frequently Asked Questions

What is the Siemens LFL1.148 burner control relay used for?

The Siemens LFL1.148 is a burner control safety relay for gas, oil, or dual-fuel burners. It is designed for medium to large power range equipment requiring intermittent operation, supporting multi-stage or modulating burners with UV probe QRA and ionization probe flame monitoring.

What are the specifications of the Siemens LFL1.148?

The Siemens LFL1.148 is a safety relay for gas, oil, and dual-fuel burners. It supports multi-stage or modulating intermittent operation, flame monitoring via UV probe QRA and ionization probe, and controlled air damper. It is suitable for medium to large power range equipment.

Where to buy the Siemens LFL1.148 in Singapore?

You can source the Siemens LFL1.148 burner control relay from 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this safety relay for industrial burner applications.

How to install the Siemens LFL1.148 burner control relay?

Installation must be performed by qualified personnel only. Disconnect power before working on terminals, ensure proper wiring, and follow local safety regulations. Do not open the device or use tools on the reset button. Siemens specifies a maximum reset force of 10 N.

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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