Varian V3500 Turbo Pump with ISO 400 inlet flange. 

Pumping Speed l/s = N2 = 3,400, H3 = 3,900, H2 = 3,200

Foreline Flange = DN 100 ISO

Rotational Speed = 17,000 RPM

Startup Time = 12 min

Model 969-9571 Controller  & Cables