The Varian Turbo-V250 user manual provides installation, operation, safety and maintenance instructions for the turbo molecular pump.
This manual describes the Turbo-V250 turbo‑molecular pump, a high‑vacuum device intended for professional use. It covers safety warnings, storage conditions, installation steps, electrical connections, optional accessories and maintenance procedures.
The document also includes technical specifications, torque values for flange clamps, and a list of compatible Varian controllers and fore‑vacuum pumps. All required safety precautions and environmental limits are detailed to ensure reliable operation. This manual is written in Italian.
| Maximum turbine speed | 56000 rpm |
|---|---|
| Maximum operating pressure | 2 bar |
| Operating temperature range | +5 °C to +35 °C |
| Storage temperature range | -20 °C to +70 °C |
| Relative humidity range | 0 % to 95 % (non‑condensing) |
| Base fixing bolt torque | 0.9 Nm |
| Maximum flange torque resistance | 1000 Nm |
The pump’s turbine can run up to 56 000 rpm (max).
The inlet flange temperature must not exceed 120 °C.
No, the pump is not suitable for pumping liquids or solid particles.