SIEMENS QRB4A-B150B70A PHOTOCELL LAMP

General Description:
The SIEMENS QRB4A-B150B70A is an infrared (IR) flame sensor designed for oil burner systems. It ensures safe ignition and continuous flame monitoring by interfacing seamlessly with Siemens burner control units.

Technical Specifications:

• Model: QRB4A-B150B70A

• Sensor Type: Infrared (IR)

• Cable Length: 1500 mm

• Connection Type: 2-wire

• Compatible Units: Siemens LOA, LMO, LAL burner controllers

• Operating Temperature: -20 °C to +80 °C

• Protection Class: IP40

• Mounting: Directly on burner or via adapter

• Housing Material: Heat-resistant plastic

Applications:

• Residential oil boiler systems

• Commercial burner applications

• Industrial heating and boiler systems

Advantages:

• Long cable for flexible installation

• Full compatibility with Siemens control systems

• Fast and accurate flame detection

• Compact and durable construction