Pfeiffer Vacuum TPH 2201, Operating Instructions Manual

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7
Cooling With The Recycled Water Cooling Unit TZK
(Accessory)
Dirt traps are not permissible in the lines.
All other steps as for connecting to the cooling water mains.
3
3
TZK
35
Cooling with Recycled Water Cooling Unit TZK
3 Cooling water connection
35 Recycled Water Cooling Unit TZK
8
HEAT/TMS 46
46a 46c 46b
Installing the heating unit
8 Electronic Drive Unit TC 600
46 Heating
46a Control lead, heating/TC 600
46b Heating relay box
46c Mains cable
3.6. Connecting The Heating Unit
High temperatures are generated when
turbopump or vacuum chamber are baked out.
Contact with hot parts can cause burns, even
when the heating has been switched off. Pump
casing should be insulated when fitting.
Do not touch pump casing during baking out.
➡
Lay heating round the pump body and fasten beside on the
claps to the high vacuum flange.
➡
Plug control lead 46a into the connection "HEAT/TMS" of
the TC 600 (8) on the turbopump.
➡
Connect mains cable 46c to the mains voltage.
Caution! Ensure correct mains voltage range.
The electrical connections must be carried out
by qualified personnel in compliance with local
regulations. The mains plug may only be
connected to the mains voltage after the casing
heating unit has been fitted to the turbopump.
3.5. Connecting The Venting Valve
The venting valve (Accessory) provides automatic venting in
the event of a power failure and switching off.
Fitting the venting valve
➡
Screw in venting valve with seal (USIT ring) on hexagonal
SW 14.
Electrical connection
➡
Plug control lead 42a into the connection ”VENT“ of the
TC 600 (8) on the turbopump.
The venting mode of the venting valve is selected via the DCU
or Serial Interface RS 485.
VENT
8
42b
42a
42
Connecting the venting valve
8 Electronic Drive Unit TC 600
42 Venting valve
42a Connector plug venting valve/TC 600
42b Plug
The maximum pressure at the venting valve is
1.5 bar absolute.
Please refer to Operating Instructions PM 800 507 BN for
details on Venting Valve TVV 005.