Riello Burner Rdb1 3748357 483T50

WARMFLOW 70/90

The Riello RDB1 Neutral Burner is a one-stage light oil burner, engineered for balanced or open-flue systems. Offering reliable combustion performance in domestic and commercial heating applications, it supports heat outputs typically in the 70–90?kW range.

Technical Specifications:

• Part Number: 3748357 (Type 483T50)

• Heat Output Range: Approximately 70–90?kW

• Fuel Compatibility: Kerosene (28?second) and ultra-low sulphur diesel

• Flue Configuration: Neutral / balanced flue as standard

• Design: Compact and quiet operation with front-facing maintenance access

• Ignition System: Electrode ignition with built-in flame detection photo-resistor

• Air Supply: Gear-driven vortex fan for stable flame and efficient air/fuel mixing

• Installation Notes: Requires correct mounting flange and gasket for proper sealing

• Service Access: Easy front loading of electrodes, photo-cell, and air damper settings

• Safety & Standards: Built to meet EN?267 burner efficiency and safety standards

Ideal Applications:

• Replacement burner for Grant Vortex 70–90 and similar systems

• Compact form factor ideal for retrofit installations

• Engineered for low emissions and consistent flame stability

OEM Quality:
Genuine Riello burner, supplied directly from factory line to ensure quality, safety, and performance.