Siemens G-BH7 Side-Channel Blower 2BH7620-0AH36-8

Elmo Rietschle / SIEMENS G-BH7 2BH7620-OAH36-8

A high-performance side-channel blower from the G-BH7 series, capable of differential pressures up to 1,000 mbar. This model, 2BH7620-0AH36-8, operates on a 3-phase, 50/60 Hz supply. At 50 Hz, it has a rated power of 3.3 kW, a max pressure of 500 mbar, and a max vacuum of -350 mbar (estimated from curves). The motor is UL/CSA approved with IP55 protection and insulation class F. The unit weighs approximately 50 kg.

The G-BH7 series is engineered for applications requiring higher pressure or vacuum levels than standard side-channel blowers. It is used in demanding tasks such as dental vacuum systems, industrial vacuum cleaning, and gas sampling. The use of a frequency converter can further increase its performance, making it a flexible solution for specialized OEM applications.