Safety Instructions - Dresser Rb 4700 Inbetriebnahmeanleitung

ENGLISH
IMPORTANT SAFETY INSTRUCTIONS:
·
This "Instruction manual" has to be kept on the place, which can be easy reached
·
The regulator has to be used only for dry and clean gases Never use with oxygen: risk of
explosion
·
The national norms and standards about installation, start-up and maintenance of the devices and gas in-
stallations have to be strictly respected
·
The handling with the device has to be done carefully, specially by the installation works The pick up has
to be made by using the stretcher eyes or belts
·
The device should be examined before the installation for possible transport damages and be mounted
only if it is in perfect state Possible lacquer damage should be improved The sealing surfaces of the threa-
ded connections or flanges must be damage-free and clean
·
For reading off the device and its serving are sufficiently space to designate
·
For the protection of the device is recommendable to install a filter
·
The device is to be installed in such a way that it is not impaired in its function by other installation com-
ponents
·
The regulator has to be mounted in the pipe line without any tension
·
The mentioned below torque's values for screws must be respected by tighten of the flanged connec-
tions:
PN16
Class150
PN25
Class 300
·
These torque's values are mentioned per screw and are valid for metal soft material gaskets (specified as
k xK =45b und k
·
0 D D
The screws used for the flange connection must be according to the flange size and must be adapted to
the temperature range of the regulator Please tighten the screws crosswise
·
After the installation works are completed, the tightness of the connections (threaded or flanged) must be
checked with appropriate means
·
The operating conditions indicated on the name plates must be respected; if necessary appropriate safe-
ty devices have to be designated
·
Repairs of the device are allowed to be made only by trained or qualified personal Afterwards a tightness
test with 11 X PS must be performed When changing pressure containing parts their compliance with
PED must be assured
·
The device has to be regularly examined for corrosion danger in the interior and external area and be taken
from use if noticeable corrosion is discovered
6
DN25 DN40
35Nm 85Nm
( M12 ) ( M16 )
55Nm 55Nm
( M14 ) ( M14 )
35Nm 85Nm
( M12 ) ( M16 )
120 Nm
( M16, 88 )
=2,2b ) Other gaskets can require another torque's values
1 D
DN50
85Nm
( M16 )
85Nm
( M16 )
85Nm
( M16 )
– 120 Nm
( M16, 88 )
DN80 DN100
85Nm 85Nm
( M16 ) ( M16 )
85Nm 85Nm
( M16 ) ( M16 )
85Nm 170Nm
( M16 ) ( M20 )
200Nm 200 Nm
( M20, 88 ) ( M20, 88 )