Fuel pump Suntec AT2 75B 9591 2

Suntec AT275B9591 oil pump designed for operation in systems requiring two pressure modes. The pump is equipped with a shut-off solenoid valve in the nozzle line with a closing function. Switching between low and high pressure is achieved by a second integrated solenoid valve, ensuring flexible and reliable burner operation. Suntec AT2 75B 9591 oil pump application: Suntec AT275B9591 oil pump intended for use with diesel fuel. It operates with a single nozzle line and supports two pressure modes. The pump can be used in both single-pipe and two-pipe systems. Suntec AT275B 9591 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