TOX PRESSOTECHNIK Powerpackage Q Series, Original Operating Instructions, Page: 46 / 80

Commissioning
46 TOX_Manual_Powerpackage_line-Q_en
7.3.1 Setting speed ratio of return stroke to fast approach stroke
The speed of the working piston in the fast approach stroke and return
stroke can be set with external exhaust air dampers on the forward stroke
and return stroke. The exhaust air dampers may have to be retrofitted.
Type
line-Q
Necessary speed ratio
Ÿ Return stroke equally fast as fast approach stroke
or
Ÿ
Return stroke faster than the fast approach stroke
Tab. 2 Necessary speed ratio
A visual check of the speeds is generally sufficient.
1. Set speed ratio according to the specifications.
2. Perform test and check the speed visually.
7.3.2 Set the speed ratio between power stroke and power stroke
venting (optional)
At throttled power stroke speed
Necessary speed ratio between power stroke and power stroke venting
Ÿ
Power stroke speed equal to the return stroke speed of the intensifier piston
or
Ÿ
Power stroke speed faster than the return stroke speed of the intensifier piston
Tab. 3 Necessary speed ratio
A visual check of the speeds is generally sufficient.
1. Set speed ratio according to the specifications.
2. Perform test and check the speed visually.