Fuel pump Suntec AT2 45D 9538 6

The Suntec AT245D9538 oil pump is designed for burner systems operating with switchable pressure levels. The pump features an integrated solenoid shut-off valve located in the nozzle line, providing reliable fuel cut-off. Switching between low and high pressure is carried out by a second built-in solenoid valve, allowing precise control of operating modes and ensuring stable burner performance. The Suntec AT2 45D9538 oil pump is intended for supplying diesel fuel and is designed for use with a single nozzle line. It supports two pressure stages and can be installed in both single-pipe and two-pipe fuel systems, offering flexibility for various burner configurations. Suntec AT2 45 D 9538 oil pump technical data: Mounting: hub mounting according to European standard EN 225 Connection thread: cylindrical according to ISO 228/1 Suction and return line: G¼" Nozzle outlet: G⅛" Pressure gauge port: G⅛" Vacuum gauge port: G⅛" Valve function: pressure regulation Filter mesh size: 150 µm Shaft: Ø 8 mm according to EN 225 Bypass plug: installed in the return line for two-pipe systems; removed with a 4 mm hex key for single-pipe systems Weight: 1.3 kg Nozzle pressure range: low pressure 8–15 bar; high pressure 12–25 bar Factory pressure settings: low pressure 9 bar; high pressure 22 bar Operating viscosity: 2–12 mm2/s (cSt) Fuel temperature in pump: 0–60 °C Inlet pressure: max. 2 bar Outlet pressure: max. 2 bar Suction lift: max. 0.45 bar vacuum Nominal speed: up to 3600 rpm