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2 Safety notes
2.1 Correct use
Safety in operation is only guaranteed if the fitting is
used correctly.
The ZB isolating fitting "Multiflex F" is used in central
heating and cooling systems with closed circuits for
the connection of radiators with integrated distributors
with a distance of 50 mm between the pipe centres.
Any use of the isolating fitting outside the above
application will be considered as non-compliant and
misuse. Claims of any kind against the manufacturer
and/or his authorised representatives, regarding
damages caused by incorrect use, cannot be accepted.
The observance of the installation and operating
instructions is part of the compliance terms.
2.2 P ossible dangers at the installation location
and during transport
The case of an external fire was not taken into
consideration when constructing the isolating fitting.
!
WARNING
Hot surfaces!
Risk of injury! Do not touch the fitting without safety
gloves. It may get very hot during operation.
Sharp edges!
Risk of injury! Only touch with safety gloves. Threads,
bore holes and edges are sharp.
3 Transport, storage and
packaging
3.1 Transport inspection
Upon receipt check delivery for any damages caused
during transit and completeness.
Any damage must be reported immediately upon
receipt.
3.2 Storage
The isolating fitting must only be stored under the
following conditions:
– Do not store in open air, keep dry and free from dust.
– Do not expose to aggressive fluids or heat sources.
– Protect from direct sunlight and mechanical agitation.
– Storage temperature: –20 °C up to +60 °C
– Max. relative humidity of air: 95%
3.3 Packaging
The packaging material is to be disposed of in an
environmentally friendly manner.
6
4 Technical data
4.1 Performance data
Operating temperature t
s
Max. operating pressure p
Fluid :
Pipework connections:
Distance between
pipes centres:
!
DANGER
Suitable measures (e.g. safety valves) have to be
taken to ensure that the maximum operating
pressures and maximum and minimum operating
temperatures are not exceeded or undercut.
4.2 Dimensions
Illustr. 2 Model G
⁄
collar nut x G
3
4
Illustr. 3 Model G
⁄
male thread x G
1
2
: 2°C up to 120°C (for short
periods up to 130°C)
: 10 bar
s
Water and suitable water
and glycol mixtures
according to VDI 2035 /
ÖNORM 5195
(max. 50%). Not suitable
for steam or oily and
aggressive fluids.
G
⁄
male thread
3
4
according to DIN EN
16313 (cone "Euro")
50 mm
⁄
male thread
3
4
⁄
male thread
3
4
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