11
3.6. Connecting The Electronic
Drive Unit TC 750
The turbopump and the Electronic Drive Unit
TC 750 are connected and together form a
single unit. The connecting cable 8a has to be
ordered separately in the required length (see
Section 11. Accessories).
➡
Unscrew screw with tooth lock 8c from the TC 750 (above
the connection X4)1).
➡
Plug the plug X4 on connecting cable 8a into the
connection X4 on the TC 750 and screw in screw 8b.
➡
Secure plug X4 on the TC 750 with a screw and
tooth lock 8c1).
➡
Connect plug X2 on connecting cable 8a with power
supply TPS 600/DCU 600 (see Section 11. Accessories) on
connection X2.
➡
Using screws and toothlock 8c (two pieces, included
with the cable consigment) secure plug X2 to power
supply 1051).
Once operations voltage has been supplied, the
TC 750 performs a self test on the supply voltage.
The supply voltage for the turbomolecularpumps
is 140 VDC ± 5% in accordance with EN 60 742.
If the turbopump is to be operated with the Display and
Operating Unit DCU 001, DCU 600 or HPU 001, the remote plug
8d on the TC 750 should be disconnected and then proceed in
accordance with the relevant Operating Instructions.
1) only with cable PM 051 843 -T (please see Section 11.)
CAUTION
☞
PLEASE NOTE
3.7 Installing The Power Supply
Voltage may only be supplied with the Pfeiffer
Vacuum power supplies (please see Section 11.
Accessories).
The use of other power supplies requires the
prior agreement of the manufacturer and
equalization with the valid specification (power
supply specifications available on request).
Operations with TPS 600/DCU 600 only possible
in the connection voltage range 185-265 VAC.
For operations in the connected voltage range
90 - 132 VAC please refer to Operating Instruc-
tions ”Pumping Operations With The DCU”,
PM 0547 BN.
Please refer to Operating Instructions PM 0521 BN for details
on Power Supply TPS 600.
The mains connection must be freely
accessible at all times.
CAUTION
☞
PLEASE NOTE
CAUTION
X4
X4
8a
X2
8c
8b
8c
8d
105
S1
X1
X2
8
Connecting the TC 750 with Power Supply TPS 600/DCU 600
X1 Mains connection
X2 Connection, Power Supply TPS 600
X4 Connection TC 750
S1 ON/OFF switch
8
Electronic Drive Unit TC 750
8a Connecting cable, TC 750 – TPS/DCU
8b Screw
8c Screw with tooth lock (2 Pieces)
8d Remote plug
105 Power Supply TPS 600
