Lutz Alu, Перевод оригинальной инструкции

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7
0697-551 No
zzles - 03/2021
en
2.2.1 Technical data
!
DANGER
The nozzle can be damaged when exceeding the limits for pressure, viscosity, flow and temperature
of medium as well as handling unsuitable liquids.
Splashing liquid or flying parts can cause injury or may kill you.
► Observe the values in the following table. Check that the nozzle materials are compatible with the
medium being delivered (e.g. Lutz-catalogue resistance table):
Type PP (DN 19) PP (G 1 1/4) PVDF SS Brass Alu
Max. operating pressure
at 20°C
1 bar 3 bar 3 bar 3 bar 4 bar 4 bar
Max. viscosity 300 mPas 760 mPas 760 mPas 760 mPas 760 mPas 760 mPas
Max. flow (water) 40 l/min 50 l/min 50 l/min 50 l/min 80 l/min 60 l/min
Temperature of liquid 0 – 50°C 0 – 50°C 0 - 80 °C 0 - 80 °C 0 - 80 °C 0 - 60 °C
Weight approx.: 0.1 kg 0.25 kg 0.3 kg 1 kg 0.6 kg 0.5 kg
Connection DN 19 G 1 1/4
(male)
G 1 1/4
(male)
G 1 1/4
(male)
G 1 1/4
(male)
G 1
(female)
Sealing FPM FPM
EPDM
FEP/FPM
FPM FPM,
FEP/FPM
PTFE NBR
Use in hazardous areas or
for flammable or inflam -
mable liquids
no no no yes yes no
2.2.2 Use for inflammable liquids
!
DANGER
Fire and explosion hazard due to delivered liquid!
Combustion hazard. Blast wave: Flying parts can kill you.
► Only the stainless steel and brass types are suitable for use.
► When pumping flammable liquids, comply with the applicable guidelines for explosion protection.
► Before starting up the nozzle, an equipotential bonding must be established between the pump, the
container to be emptied and the container to be filled.