Function; Cooling; Rotor Bearing; Drive - Pfeiffer Vacuum HIPACE 800 Operating Instructions Manual

4.2

Function

4.2.1

Cooling

4.2.2

Rotor bearing

4.2.3

Drive

The turbopump HiPace 800 forms a complete unit together with the electronic drive unit
TC 400. For the voltage supply only Pfeiffer Vacuum power supplies may be used
(e.g.TPS or DCU).
8
remote 3
Fig. 2: View of HiPace 800 with TC 400
3 Pump lower part
4 Pump casing
8 Electronic drive unit TC 400
● Water cooling
● Air cooling (optional)
In the case of excess temperature the electronic drive unit reduces the drive power au-
tomatically. Depending on the application and the HiPace different cooling variants are
selectable.
Hybrid bearing TurboDrag pump
● High vacuum side: maintenance-free permanent magnetic bearing
● Fore-vacuum side: ceramic ball bearing
Electronic drive unit TC 400
4
17
20 14 16
14 Cooling water connection
16 Sealing gas connection
Product description
17 Venting connection
20 Fore-vacuum connec-
tion
11