
WARNING!
Warning of dangerous or unknown feed chemical
Should a dangerous or unknown feed chemical be used: It
may escape from the hydraulic components when working
on the pump.
–
Take appropriate protective measures before working on
the pump (e.g. safety glasses, safety gloves, ...).
Observe the safety data sheet for the feed chemical.
–
Drain and flush the liquid end before working on the
pump.
WARNING!
Risk of injury from the fan impeller
The fan impeller beneath motor's fan cowling can cause
severe injuries while it is turning.
–
The pump must only be connected to the mains voltage
with the fan cowling closed.
WARNING!
Only motors with a frequency converter: Danger of electric
shock
On conducting parts of the motor with an integrated fre‐
quency converter and on the lines themselves, there remains
a risk of an electric shock for 3 minutes after switching off the
mains voltage.
–
After switching off allow the device to stand for 3 minutes
before opening the terminal box.
CAUTION!
Only motors with a frequency converter: The motor can be
damaged
If a motor with an integrated frequency converter is restarted
within 3 minutes of switching off of the mains voltage, the
input current limiter could be damaged.
–
After switching off, allow the device to stand for at least 3
minutes before restarting.
CAUTION!
Danger of personnel injury and material damage
The use of untested third party parts can result in personnel
injuries and material damage.
–
Only fit parts to metering pumps, which have been
tested and recommended by ProMinent.
Troubleshooting
57
Содержание Hydro 3 Series
Страница 17: ... refer to Technical Data chapter Ambient conditions Storage transport and unpacking 17 ...
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